Area Code Profile
Area Code 423 Prefixes & Exchanges
Serving Chattanooga, Tennessee, Unites States
Central Office Exchanges (Prefixes)
Select any prefix below to view phone lines, carrier networks, and consumer reports in that exchange:
| Exchange Prefix | City / Location | Line Type |
|---|---|---|
| 1-423-201-#### | La Follette | Landline |
| 1-423-202-#### | Johnson City | Landline |
| 1-423-206-#### | Morristown | Landline |
| 1-423-207-#### | Kingsport | Landline |
| 1-423-208-#### | Chattanooga | Wireless |
| 1-423-209-#### | Chattanooga | Landline |
| 1-423-210-#### | Tellico Plains | Wireless |
| 1-423-212-#### | Blountville | Landline |
| 1-423-213-#### | Johnson City | Wireless |
| 1-423-214-#### | Englewood | Wireless |
| 1-423-215-#### | Oneida | Wireless |
| 1-423-216-#### | Benton | Landline |
| 1-423-217-#### | Bristol | Landline |
| 1-423-218-#### | Johnson City | Landline |
| 1-423-219-#### | Copperhill | Landline |
| 1-423-220-#### | Johnson City | Landline |
| 1-423-221-#### | Chattanooga | Landline |
| 1-423-222-#### | Morristown | Landline |
| 1-423-223-#### | Oneida | Landline |
| 1-423-224-#### | Kingsport | Landline |
| 1-423-225-#### | Benton | Landline |
| 1-423-226-#### | Church Hill | Landline |
| 1-423-227-#### | Chattanooga | Wireless |
| 1-423-228-#### | South Pittsburg | Landline |
| 1-423-229-#### | Kingsport | Landline |
| 1-423-230-#### | Kingsport | Landline |
| 1-423-231-#### | Morristown | Wireless |
| 1-423-232-#### | Johnson City | Landline |
| 1-423-233-#### | Johnson City | Landline |
| 1-423-234-#### | Surgoinsville | Landline |
| 1-423-235-#### | Bulls Gap | Landline |
| 1-423-236-#### | Apison | Landline |
| 1-423-237-#### | Newport | Wireless |
| 1-423-238-#### | Ooltewah | Landline |
| 1-423-239-#### | Kingsport | Landline |
| 1-423-240-#### | Chattanooga | Wireless |
| 1-423-241-#### | Copperhill | Wireless |
| 1-423-242-#### | Chattanooga | Landline |
| 1-423-243-#### | Chattanooga | Landline |
| 1-423-244-#### | Cleveland | Landline |
| 1-423-245-#### | Kingsport | Landline |
| 1-423-246-#### | Kingsport | Landline |
| 1-423-247-#### | Kingsport | Landline |
| 1-423-248-#### | Newport | Wireless |
| 1-423-249-#### | Cumberland Gap | Landline |
| 1-423-252-#### | Athens | Landline |
| 1-423-253-#### | Tellico Plains | Landline |
| 1-423-254-#### | Morristown | Landline |
| 1-423-255-#### | Chattanooga | Landline |
| 1-423-256-#### | Church Hill | Landline |
| 1-423-257-#### | Limestone | Landline |
| 1-423-258-#### | Morristown | Wireless |
| 1-423-259-#### | New Tazewell | Wireless |
| 1-423-260-#### | Chattanooga | Wireless |
| 1-423-261-#### | Farner | Landline |
| 1-423-262-#### | Johnson City | Landline |
| 1-423-263-#### | Etowah | Landline |
| 1-423-264-#### | Vonore | Landline |
| 1-423-265-#### | Chattanooga | Landline |
| 1-423-266-#### | Chattanooga | Landline |
| 1-423-267-#### | Chattanooga | Landline |
| 1-423-268-#### | Johnson City | Wireless |
| 1-423-269-#### | Chattanooga | Landline |
| 1-423-270-#### | Erwin | Wireless |
| 1-423-271-#### | Sweetwater | Wireless |
| 1-423-272-#### | Rogersville | Landline |
| 1-423-273-#### | Morristown | Wireless |
| 1-423-274-#### | Bristol | Landline |
| 1-423-275-#### | Chattanooga | Landline |
| 1-423-276-#### | Kingsport | Wireless |
| 1-423-277-#### | Morristown | Wireless |
| 1-423-278-#### | Greeneville | Landline |
| 1-423-279-#### | Blountville | Landline |
| 1-423-280-#### | Chattanooga | Wireless |
| 1-423-281-#### | Butler | Landline |
| 1-423-282-#### | Johnson City | Landline |
| 1-423-283-#### | Johnson City | Landline |
| 1-423-284-#### | Cleveland | Wireless |
| 1-423-285-#### | Dayton | Wireless |
| 1-423-286-#### | Oneida | Landline |
| 1-423-287-#### | Chattanooga | Landline |
| 1-423-288-#### | Kingsport | Landline |
| 1-423-289-#### | Morristown | Landline |
| 1-423-290-#### | Chattanooga | Wireless |
| 1-423-291-#### | Mountain City | Wireless |
| 1-423-292-#### | Fall Branch | Wireless |
| 1-423-293-#### | Rogersville | Wireless |
| 1-423-294-#### | Chattanooga | Landline |
| 1-423-295-#### | Vonore | Landline |
| 1-423-296-#### | Chattanooga | Landline |
| 1-423-297-#### | Elizabethton | Landline |
| 1-423-298-#### | Chattanooga | Landline |
| 1-423-299-#### | Benton | Wireless |
| 1-423-300-#### | Sneedville | Wireless |
| 1-423-301-#### | S Pittsburg | Landline |
| 1-423-302-#### | Johnson City | Landline |
| 1-423-303-#### | Cleveland | Landline |
| 1-423-304-#### | Chattanooga | Wireless |
| 1-423-305-#### | Chattanooga | Landline |
| 1-423-306-#### | Kingsport | Wireless |
| 1-423-307-#### | Morristown | Landline |
| 1-423-308-#### | Chattanooga | Landline |
| 1-423-309-#### | Chattanooga | Wireless |
| 1-423-310-#### | Cleveland | Wireless |
| 1-423-312-#### | Morristown | Wireless |
| 1-423-313-#### | Chattanooga | Wireless |
| 1-423-314-#### | Chattanooga | Wireless |
| 1-423-315-#### | Chattanooga | Wireless |
| 1-423-316-#### | Chattanooga | Wireless |
| 1-423-317-#### | Morristown | Landline |
| 1-423-318-#### | Morristown | Landline |
| 1-423-319-#### | Huntsville | Landline |
| 1-423-320-#### | Chattanooga | Wireless |
| 1-423-321-#### | Chattanooga | Landline |
| 1-423-322-#### | Chattanooga | Wireless |
| 1-423-323-#### | Blountville | Landline |
| 1-423-324-#### | Oliver Springs | Landline |
| 1-423-325-#### | Blountville | Landline |
| 1-423-326-#### | Chattanooga | Landline |
| 1-423-327-#### | Bulls Gap | Wireless |
| 1-423-328-#### | Johnson City | Landline |
| 1-423-329-#### | Greeneville | Wireless |
| 1-423-330-#### | Erwin | Wireless |
| 1-423-331-#### | Cleveland | Wireless |
| 1-423-332-#### | Soddy Daisy | Landline |
| 1-423-333-#### | Athens | Landline |
| 1-423-334-#### | Decatur | Landline |
| 1-423-335-#### | Kingsport | Wireless |
| 1-423-336-#### | Charleston | Landline |
| 1-423-337-#### | Sweetwater | Landline |
| 1-423-338-#### | Benton | Landline |
| 1-423-339-#### | Cleveland | Landline |
| 1-423-340-#### | Bristol | Wireless |
| 1-423-341-#### | Bristol | Wireless |
| 1-423-342-#### | Elizabethton | Wireless |
| 1-423-343-#### | Kingsport | Landline |
| 1-423-344-#### | Chattanooga | Landline |
| 1-423-345-#### | Surgoinsville | Landline |
| 1-423-346-#### | Wartburg | Landline |
| 1-423-347-#### | Rogersville | Landline |
| 1-423-348-#### | Fall Branch | Landline |
| 1-423-349-#### | Kingsport | Landline |
| 1-423-350-#### | Pikeville | Wireless |
| 1-423-351-#### | Sweetwater | Landline |
| 1-423-352-#### | La Follette | Landline |
| 1-423-353-#### | Morristown | Landline |
| 1-423-354-#### | Blountville | Landline |
| 1-423-355-#### | Chattanooga | Wireless |
| 1-423-356-#### | Chattanooga | Wireless |
| 1-423-357-#### | Church Hill | Landline |
| 1-423-358-#### | Rogersville | Wireless |
| 1-423-359-#### | Greeneville | Landline |
| 1-423-360-#### | Kingsport | Wireless |
| 1-423-361-#### | Kingsport | Wireless |
| 1-423-362-#### | Chattanooga | Wireless |
| 1-423-363-#### | Huntsville | Wireless |
| 1-423-364-#### | Chattanooga | Wireless |
| 1-423-365-#### | Spring City | Landline |
| 1-423-366-#### | Bristol | Wireless |
| 1-423-367-#### | Kingsport | Wireless |
| 1-423-368-#### | Athens | Wireless |
| 1-423-369-#### | Oakdale | Landline |
| 1-423-370-#### | Athens | Landline |
| 1-423-371-#### | Sweetwater | Wireless |
| 1-423-372-#### | Jellico | Landline |
| 1-423-373-#### | Bulls Gap | Landline |
| 1-423-374-#### | La Follette | Landline |
| 1-423-375-#### | Benton | Landline |
| 1-423-376-#### | Madisonville | Landline |
| 1-423-377-#### | La Follette | Wireless |
| 1-423-378-#### | Kingsport | Landline |
| 1-423-379-#### | Newport | Landline |
| 1-423-380-#### | Cleveld | Wireless |
| 1-423-381-#### | Athens | Wireless |
| 1-423-382-#### | Sneedville | Landline |
| 1-423-383-#### | Bristol | Wireless |
| 1-423-384-#### | Fall Branch | Wireless |
| 1-423-385-#### | Chattanooga | Landline |
| 1-423-386-#### | Chattanooga | Landline |
| 1-423-387-#### | Chattanooga | Landline |
| 1-423-388-#### | Erwin | Wireless |
| 1-423-389-#### | Kingsport | Wireless |
| 1-423-390-#### | Kingsport | Landline |
| 1-423-391-#### | Bluff City | Landline |
| 1-423-392-#### | Kingsport | Landline |
| 1-423-393-#### | Bulls Gap | Landline |
| 1-423-394-#### | Chattanooga | Wireless |
| 1-423-395-#### | Chattanooga | Landline |
| 1-423-396-#### | Apison | Landline |
| 1-423-398-#### | Kingsport | Wireless |
| 1-423-399-#### | La Follette | Wireless |
| 1-423-400-#### | Chattanooga | Landline |
| 1-423-401-#### | Chattanooga | Landline |
| 1-423-402-#### | Chattanooga | Landline |
| 1-423-404-#### | Madisonville | Wireless |
| 1-423-405-#### | Athens | Wireless |
| 1-423-406-#### | Kingsport | Landline |
| 1-423-407-#### | Athens | Wireless |
| 1-423-408-#### | Kingsport | Landline |
| 1-423-409-#### | Bulls Gap | Wireless |
| 1-423-410-#### | Johnson City | Wireless |
| 1-423-412-#### | Johnson City | Wireless |
| 1-423-413-#### | Chattanooga | Wireless |
| 1-423-414-#### | Chattanooga | Landline |
| 1-423-415-#### | Newport | Wireless |
| 1-423-416-#### | Kingsport | Wireless |
| 1-423-418-#### | Kingsport | Wireless |
| 1-423-419-#### | Cumberland Gap | Wireless |
| 1-423-420-#### | Madisonville | Landline |
| 1-423-421-#### | Chattanooga | Wireless |
| 1-423-422-#### | Mosheim | Landline |
| 1-423-424-#### | Chattanooga | Landline |
| 1-423-425-#### | Chattanooga | Landline |
| 1-423-426-#### | Limestone | Wireless |
| 1-423-427-#### | Madisonville | Wireless |
| 1-423-428-#### | Dayton | Landline |
| 1-423-429-#### | Kingsport | Wireless |
| 1-423-430-#### | Johnson City | Wireless |
| 1-423-431-#### | Johnson City | Landline |
| 1-423-432-#### | Chattanooga | Landline |
| 1-423-433-#### | Johnson City | Landline |
| 1-423-434-#### | Johnson City | Landline |
| 1-423-435-#### | Athens | Landline |
| 1-423-436-#### | Madisonville | Landline |
| 1-423-437-#### | La Follette | Landline |
| 1-423-438-#### | Morristown | Landline |
| 1-423-439-#### | Johnson City | Landline |
| 1-423-440-#### | Elizabethton | Wireless |
| 1-423-441-#### | Cumberland Gap | Wireless |
| 1-423-442-#### | Madisonville | Landline |
| 1-423-443-#### | Chattanooga | Landline |
| 1-423-444-#### | Limestone | Wireless |
| 1-423-445-#### | Surgoinsville | Landline |
| 1-423-446-#### | Fall Branch | Wireless |
| 1-423-447-#### | Pikeville | Landline |
| 1-423-448-#### | Pikeville | Wireless |
| 1-423-449-#### | La Follette | Landline |
| 1-423-450-#### | Mosheim | Landline |
| 1-423-451-#### | Soddy Daisy | Landline |
| 1-423-452-#### | Spring City | Landline |
| 1-423-453-#### | Athens | Landline |
| 1-423-454-#### | Decatur | Landline |
| 1-423-455-#### | Jellico | Landline |
| 1-423-457-#### | Cleveld | Wireless |
| 1-423-458-#### | Cleveld | Wireless |
| 1-423-460-#### | Mountain City | Landline |
| 1-423-461-#### | Johnson City | Landline |
| 1-423-462-#### | Riceville | Landline |
| 1-423-463-#### | Chattanooga | Landline |
| 1-423-464-#### | Cleveld | Wireless |
| 1-423-465-#### | Newport | Wireless |
| 1-423-467-#### | Kingsport | Landline |
| 1-423-468-#### | Chattanooga | Landline |
| 1-423-469-#### | Newport | Wireless |
| 1-423-470-#### | Greeneville | Wireless |
| 1-423-471-#### | Mountain City | Wireless |
| 1-423-472-#### | Cleveland | Landline |
| 1-423-473-#### | Cleveland | Landline |
| 1-423-474-#### | Butler | Landline |
| 1-423-475-#### | Chattanooga | Wireless |
| 1-423-476-#### | Cleveland | Landline |
| 1-423-477-#### | Kingsport | Landline |
| 1-423-478-#### | Cleveland | Landline |
| 1-423-479-#### | Cleveland | Landline |
| 1-423-480-#### | Kingsport | Wireless |
| 1-423-481-#### | Roan Mountain | Landline |
| 1-423-482-#### | Blountville | Landline |
| 1-423-483-#### | Johnson City | Landline |
| 1-423-484-#### | Bristol | Landline |
| 1-423-485-#### | Chattanooga | Landline |
| 1-423-486-#### | Chattanooga | Wireless |
| 1-423-487-#### | Hartford | Landline |
| 1-423-488-#### | Chattanooga | Wireless |
| 1-423-489-#### | Cumberland Gap | Wireless |
| 1-423-490-#### | Chattanooga | Landline |
| 1-423-491-#### | Johnson City | Landline |
| 1-423-492-#### | Morristown | Landline |
| 1-423-493-#### | Chattanooga | Landline |
| 1-423-494-#### | La Follette | Wireless |
| 1-423-495-#### | Chattanooga | Landline |
| 1-423-496-#### | Copperhill | Landline |
| 1-423-499-#### | Chattanooga | Landline |
| 1-423-502-#### | Kingsport | Wireless |
| 1-423-503-#### | Chattanooga | Landline |
| 1-423-504-#### | Chattanooga | Landline |
| 1-423-505-#### | Chattanooga | Landline |
| 1-423-506-#### | Athens | Wireless |
| 1-423-507-#### | Athens | Landline |
| 1-423-508-#### | Chattanooga | Landline |
| 1-423-509-#### | Chattanooga | Landline |
| 1-423-510-#### | Chattanooga | Landline |
| 1-423-512-#### | Elizabethton | Wireless |
| 1-423-513-#### | Chattanooga | Landline |
| 1-423-514-#### | Chattanooga | Landline |
| 1-423-515-#### | Dayton | Landline |
| 1-423-516-#### | Kingsport | Landline |
| 1-423-517-#### | Chattanooga | Landline |
| 1-423-518-#### | Elizabethton | Wireless |
| 1-423-519-#### | Tellico Plains | Wireless |
| 1-423-520-#### | Madisonville | Landline |
| 1-423-521-#### | Chattanooga | Wireless |
| 1-423-522-#### | Morristown | Landline |
| 1-423-523-#### | Bulls Gap | Wireless |
| 1-423-525-#### | Greeneville | Landline |
| 1-423-526-#### | New Tazewell | Landline |
| 1-423-527-#### | Chattanooga | Landline |
| 1-423-528-#### | Greeneville | Wireless |
| 1-423-529-#### | Georgetown | Landline |
| 1-423-530-#### | Kingsport | Wireless |
| 1-423-531-#### | Chattanooga | Landline |
| 1-423-532-#### | Newport | Landline |
| 1-423-533-#### | Pikeville | Landline |
| 1-423-534-#### | Bristol | Wireless |
| 1-423-535-#### | Chattanooga | Landline |
| 1-423-536-#### | Sweetwater | Landline |
| 1-423-537-#### | Bulls Gap | Landline |
| 1-423-538-#### | Bluff City | Landline |
| 1-423-539-#### | Oneida | Wireless |
| 1-423-541-#### | Tellico Plains | Landline |
| 1-423-542-#### | Elizabethton | Landline |
| 1-423-543-#### | Elizabethton | Landline |
| 1-423-544-#### | Chattanooga | Wireless |
| 1-423-545-#### | Madisonville | Landline |
| 1-423-546-#### | Bulls Gap | Landline |
| 1-423-547-#### | Elizabethton | Landline |
| 1-423-548-#### | Copperhill | Landline |
| 1-423-550-#### | Chattanooga | Landline |
| 1-423-551-#### | Chattanooga | Landline |
| 1-423-552-#### | Greeneville | Wireless |
| 1-423-553-#### | Chattanooga | Landline |
| 1-423-554-#### | Pikeville | Landline |
| 1-423-557-#### | Sweetwater | Wireless |
| 1-423-558-#### | Chattanooga | Landline |
| 1-423-559-#### | Cleveland | Landline |
| 1-423-561-#### | Sweetwater | Landline |
| 1-423-562-#### | La Follette | Landline |
| 1-423-563-#### | La Follette | Landline |
| 1-423-566-#### | La Follette | Landline |
| 1-423-567-#### | Dayton | Wireless |
| 1-423-568-#### | Niota | Landline |
| 1-423-569-#### | Oneida | Landline |
| 1-423-570-#### | Dayton | Landline |
| 1-423-571-#### | Kingsport | Wireless |
| 1-423-572-#### | Englewood | Wireless |
| 1-423-573-#### | Bristol | Landline |
| 1-423-574-#### | Blountville | Landline |
| 1-423-575-#### | Bluff City | Landline |
| 1-423-576-#### | Unknown | |
| 1-423-578-#### | Kingsport | Landline |
| 1-423-579-#### | Kingsport | Landline |
| 1-423-580-#### | Chattanooga | Wireless |
| 1-423-581-#### | Morristown | Landline |
| 1-423-582-#### | Chattanooga | Landline |
| 1-423-584-#### | Cleveland | Wireless |
| 1-423-585-#### | Morristown | Landline |
| 1-423-586-#### | Morristown | Landline |
| 1-423-587-#### | Morristown | Landline |
| 1-423-588-#### | Greeneville | Wireless |
| 1-423-591-#### | Chattanooga | Landline |
| 1-423-592-#### | La Follette | Wireless |
| 1-423-593-#### | Chattanooga | Wireless |
| 1-423-594-#### | Dayton | Landline |
| 1-423-595-#### | Chattanooga | Wireless |
| 1-423-596-#### | Chattanooga | Wireless |
| 1-423-598-#### | Chattanooga | Wireless |
| 1-423-599-#### | Cleveld | Wireless |
| 1-423-600-#### | Apison | Landline |
| 1-423-601-#### | Bulls Gap | Landline |
| 1-423-602-#### | Chattanooga | Wireless |
| 1-423-603-#### | Cumberland Gap | Landline |
| 1-423-605-#### | Chattanooga | Wireless |
| 1-423-606-#### | Englewood | Landline |
| 1-423-607-#### | Limestone | Wireless |
| 1-423-608-#### | Newport | Wireless |
| 1-423-610-#### | Johnson City | Landline |
| 1-423-612-#### | Bristol | Wireless |
| 1-423-613-#### | Newport | Landline |
| 1-423-614-#### | Cleveland | Landline |
| 1-423-615-#### | College Dale | Landline |
| 1-423-617-#### | Athens | Wireless |
| 1-423-618-#### | Chattanooga | Wireless |
| 1-423-619-#### | Chattanooga | Wireless |
| 1-423-620-#### | Greeneville | Wireless |
| 1-423-622-#### | Chattanooga | Landline |
| 1-423-623-#### | Newport | Landline |
| 1-423-624-#### | Chattanooga | Landline |
| 1-423-625-#### | Newport | Landline |
| 1-423-626-#### | New Tazewell | Landline |
| 1-423-627-#### | Robbins | Landline |
| 1-423-628-#### | Sunbright | Landline |
| 1-423-629-#### | Chattanooga | Landline |
| 1-423-630-#### | Johnson City | Landline |
| 1-423-631-#### | Johnson City | Landline |
| 1-423-634-#### | Chattanooga | Landline |
| 1-423-635-#### | Chattanooga | Wireless |
| 1-423-636-#### | Greeneville | Landline |
| 1-423-637-#### | Chattanooga | Wireless |
| 1-423-638-#### | Greeneville | Landline |
| 1-423-639-#### | Greeneville | Landline |
| 1-423-641-#### | Cleveld | Landline |
| 1-423-642-#### | Chattanooga | Landline |
| 1-423-643-#### | Chattanooga | Landline |
| 1-423-645-#### | Chattanooga | Wireless |
| 1-423-646-#### | Bristol | Wireless |
| 1-423-647-#### | Butler | Wireless |
| 1-423-648-#### | Chattanooga | Landline |
| 1-423-649-#### | Athens | Landline |
| 1-423-650-#### | Cleveland | Wireless |
| 1-423-651-#### | Unknown | |
| 1-423-652-#### | Bristol | Landline |
| 1-423-653-#### | Chattanooga | Wireless |
| 1-423-655-#### | Chattanooga | Landline |
| 1-423-658-#### | Whitwell | Landline |
| 1-423-662-#### | Blountville | Landline |
| 1-423-663-#### | Huntsville | Landline |
| 1-423-664-#### | Chattanooga | Landline |
| 1-423-665-#### | Charleston | Landline |
| 1-423-667-#### | Chattanooga | Wireless |
| 1-423-668-#### | Chattanooga | Landline |
| 1-423-671-#### | Cleveland | Landline |
| 1-423-676-#### | Johnson City | Wireless |
| 1-423-677-#### | Fall Branch | Wireless |
| 1-423-683-#### | Elizabethton | Landline |
| 1-423-684-#### | Greeneville | Landline |
| 1-423-685-#### | Johnson City | Landline |
| 1-423-693-#### | Chattanooga | Landline |
| 1-423-695-#### | Erwin | Landline |
| 1-423-697-#### | Chattanooga | Landline |
| 1-423-698-#### | Chattanooga | Landline |
| 1-423-699-#### | Mountain City | Landline |
| 1-423-701-#### | Robbins | Wireless |
| 1-423-702-#### | Chattanooga | Landline |
| 1-423-704-#### | Chattanooga | Wireless |
| 1-423-707-#### | Elizabethton | Wireless |
| 1-423-709-#### | Cleveland | Landline |
| 1-423-710-#### | Chattanooga | Wireless |
| 1-423-714-#### | Morristown | Landline |
| 1-423-715-#### | Cleveld | Wireless |
| 1-423-716-#### | Cleveland | Landline |
| 1-423-718-#### | Chattanooga | Wireless |
| 1-423-721-#### | Newport | Wireless |
| 1-423-722-#### | Johnson City | Landline |
| 1-423-723-#### | Blountville | Landline |
| 1-423-724-#### | Sneedville | Landline |
| 1-423-725-#### | Hampton | Landline |
| 1-423-726-#### | Kingsport | Wireless |
| 1-423-727-#### | Mountain City | Landline |
| 1-423-728-#### | Cleveland | Landline |
| 1-423-730-#### | Riceville | Landline |
| 1-423-733-#### | Sneedville | Landline |
| 1-423-735-#### | Erwin | Landline |
| 1-423-736-#### | Morristown | Wireless |
| 1-423-737-#### | Johnson City | Wireless |
| 1-423-739-#### | Shady Valley | Landline |
| 1-423-741-#### | Johnson City | Wireless |
| 1-423-742-#### | Bristol | Wireless |
| 1-423-743-#### | Erwin | Landline |
| 1-423-744-#### | Athens | Landline |
| 1-423-745-#### | Athens | Landline |
| 1-423-746-#### | Athens | Landline |
| 1-423-747-#### | Johnson City | Wireless |
| 1-423-748-#### | Morristown | Wireless |
| 1-423-751-#### | Chattanooga | Landline |
| 1-423-752-#### | Chattanooga | Landline |
| 1-423-753-#### | Jonesboro | Landline |
| 1-423-754-#### | Rogersville | Wireless |
| 1-423-755-#### | Chattanooga | Landline |
| 1-423-756-#### | Chattanooga | Landline |
| 1-423-757-#### | Chattanooga | Landline |
| 1-423-758-#### | Bristol | Landline |
| 1-423-760-#### | Chattanooga | Wireless |
| 1-423-761-#### | Copperhill | Landline |
| 1-423-762-#### | Chattanooga | Wireless |
| 1-423-763-#### | Chattanooga | Landline |
| 1-423-764-#### | Bristol | Landline |
| 1-423-765-#### | Kingsport | Landline |
| 1-423-767-#### | Johnson City | Wireless |
| 1-423-768-#### | Butler | Landline |
| 1-423-771-#### | Chattanooga | Landline |
| 1-423-772-#### | Roan Mountain | Landline |
| 1-423-773-#### | Johnson City | Wireless |
| 1-423-774-#### | Soddy Daisy | Wireless |
| 1-423-775-#### | Dayton | Landline |
| 1-423-778-#### | Chattanooga | Landline |
| 1-423-779-#### | Chattanooga | Landline |
| 1-423-780-#### | Charleston | Landline |
| 1-423-781-#### | Etowah | Landline |
| 1-423-782-#### | Kingsport | Landline |
| 1-423-783-#### | Greeneville | Landline |
| 1-423-784-#### | Jellico | Landline |
| 1-423-785-#### | Chattanooga | Landline |
| 1-423-787-#### | Greeneville | Landline |
| 1-423-788-#### | Jonesboro | Landline |
| 1-423-789-#### | Blountville | Landline |
| 1-423-790-#### | Cleveld | Landline |
| 1-423-791-#### | Johnson City | Wireless |
| 1-423-792-#### | Vonore | Landline |
| 1-423-793-#### | Blountville | Landline |
| 1-423-794-#### | Johnson City | Landline |
| 1-423-795-#### | Johnson City | Landline |
| 1-423-797-#### | Bristol | Wireless |
| 1-423-798-#### | Greeneville | Landline |
| 1-423-799-#### | Spring City | Landline |
| 1-423-800-#### | Chattanooga | Wireless |
| 1-423-801-#### | Cumberland Gap | Wireless |
| 1-423-802-#### | Chattanooga | Wireless |
| 1-423-805-#### | Chattanooga | Landline |
| 1-423-807-#### | Madisonville | Wireless |
| 1-423-808-#### | Tellico Plains | Landline |
| 1-423-815-#### | Whitwell | Landline |
| 1-423-817-#### | Kingsport | Wireless |
| 1-423-819-#### | Chattanooga | Landline |
| 1-423-821-#### | Chattanooga | Landline |
| 1-423-822-#### | Chattanooga | Landline |
| 1-423-823-#### | Greeneville | Wireless |
| 1-423-824-#### | Unknown | |
| 1-423-825-#### | Chattanooga | Landline |
| 1-423-826-#### | Chattanooga | Landline |
| 1-423-827-#### | Chattanooga | Landline |
| 1-423-829-#### | Charleston | Wireless |
| 1-423-833-#### | Johnson City | Landline |
| 1-423-834-#### | Chattanooga | Landline |
| 1-423-836-#### | Sweetwater | Wireless |
| 1-423-837-#### | South Pittsburg | Landline |
| 1-423-838-#### | Chattanooga | Wireless |
| 1-423-839-#### | Morristown | Landline |
| 1-423-842-#### | Hixson | Landline |
| 1-423-843-#### | Hixson | Landline |
| 1-423-844-#### | Bristol | Landline |
| 1-423-845-#### | Bristol | Wireless |
| 1-423-846-#### | Chattanooga | Landline |
| 1-423-847-#### | Hixson | Landline |
| 1-423-851-#### | New Tazewell | Landline |
| 1-423-854-#### | Johnson City | Landline |
| 1-423-855-#### | Chattanooga | Landline |
| 1-423-857-#### | Kingsport | Landline |
| 1-423-862-#### | Unknown | |
| 1-423-863-#### | Blountville | Landline |
| 1-423-867-#### | Chattanooga | Landline |
| 1-423-869-#### | Cumberland Gap | Landline |
| 1-423-870-#### | Chattanooga | Landline |
| 1-423-871-#### | La Follette | Wireless |
| 1-423-874-#### | Chattanooga | Landline |
| 1-423-875-#### | Chattanooga | Landline |
| 1-423-876-#### | Chattanooga | Landline |
| 1-423-877-#### | Chattanooga | Landline |
| 1-423-878-#### | Bristol | Landline |
| 1-423-881-#### | Pikeville | Landline |
| 1-423-882-#### | Chattanooga | Landline |
| 1-423-883-#### | Chattanooga | Landline |
| 1-423-884-#### | Vonore | Landline |
| 1-423-885-#### | Vonore | Landline |
| 1-423-886-#### | Chattanooga | Landline |
| 1-423-887-#### | Englewood | Landline |
| 1-423-892-#### | Chattanooga | Landline |
| 1-423-893-#### | Chattanooga | Landline |
| 1-423-894-#### | Chattanooga | Landline |
| 1-423-895-#### | Elizabethton | Wireless |
| 1-423-896-#### | Hampton | Landline |
| 1-423-897-#### | Fall Branch | Landline |
| 1-423-899-#### | Chattanooga | Landline |
| 1-423-900-#### | Johnson City | Landline |
| 1-423-902-#### | Chattanooga | Wireless |
| 1-423-903-#### | Chattanooga | Wireless |
| 1-423-907-#### | La Follette | Landline |
| 1-423-908-#### | Surgoinsville | Landline |
| 1-423-910-#### | Ooltewah | Landline |
| 1-423-912-#### | La Follette | Wireless |
| 1-423-913-#### | Jonesboro | Landline |
| 1-423-914-#### | Bristol | Wireless |
| 1-423-915-#### | Johnson City | Landline |
| 1-423-917-#### | Blountville | Landline |
| 1-423-920-#### | Athens | Wireless |
| 1-423-921-#### | Rogersville | Landline |
| 1-423-923-#### | Rogersville | Wireless |
| 1-423-926-#### | Johnson City | Landline |
| 1-423-928-#### | Johnson City | Landline |
| 1-423-929-#### | Johnson City | Landline |
| 1-423-930-#### | Johnson City | Landline |
| 1-423-933-#### | Chattanooga | Landline |
| 1-423-938-#### | Johnson City | Landline |
| 1-423-939-#### | Jasper | Landline |
| 1-423-942-#### | Jasper | Landline |
| 1-423-943-#### | Johnson City | Wireless |
| 1-423-944-#### | Mount Carmel | Landline |
| 1-423-946-#### | Johnson City | Wireless |
| 1-423-948-#### | Limestone | Wireless |
| 1-423-949-#### | Dunlap | Landline |
| 1-423-952-#### | Johnson City | Landline |
| 1-423-953-#### | Johnson City | Landline |
| 1-423-954-#### | Chattanooga | Landline |
| 1-423-956-#### | Bristol | Wireless |
| 1-423-957-#### | Hampton | Wireless |
| 1-423-961-#### | Cleveland | Landline |
| 1-423-963-#### | Kingsport | Wireless |
| 1-423-965-#### | Deer Lodge | Landline |
| 1-423-967-#### | Kingsport | Wireless |
| 1-423-968-#### | Bristol | Landline |
| 1-423-972-#### | Greeneville | Wireless |
| 1-423-973-#### | Sneedville | Landline |
| 1-423-975-#### | Johnson City | Landline |
| 1-423-979-#### | Johnson City | Landline |
| 1-423-987-#### | Chattanooga | Wireless |
| 1-423-989-#### | Bristol | Landline |
| 1-423-990-#### | Bristol | Landline |
| 1-423-991-#### | Chattanooga | Wireless |
| 1-423-994-#### | Chattanooga | Wireless |
| 1-423-999-#### | Athens | Wireless |
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About Area Code 423
Area code 423 is assigned to the geographic numbering plan serving Chattanooga, Tennessee.
Use the directory table to navigate through central office prefixes and explore individual telephone lines.