Central Office Exchange (NXX)
+1 (202) 235-XXXX
Serving District of Columbia, United States • Carrier: Verizon Washington, Dc Inc.
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Telecommunication Guide for Exchange 202-235
Under the North American Numbering Plan (NANP), a standard 10-digit telephone number is organized as NPA-NXX-XXXX:
- NPA (Numbering Plan Area):
202identifies the geographic region within District of Columbia. - NXX (Central Office Exchange):
235identifies the local telephone exchange or switching office serving District of Columbia. - XXXX (Subscriber Line Number): 10,000 distinct telephone lines (ranging from
0000to9999) are routed through this exchange.
How to Correctly Dial Numbers in this Prefix:
| Call Origin | Dialing Instructions | Example |
|---|---|---|
| Local or Domestic (US/Canada) | Dial 1 + 10-Digit Number | 1 (202) 235-XXXX |
| Mobile / Wireless Devices | Dial with international plus symbol | +1 202 235 XXXX |
| International Callers | Local exit code + 1 + Number | 00 1 202 235 XXXX |
Frequently Asked Questions
The registered service provider for this exchange is Verizon Washington, Dc Inc.. Note that individual line numbers may have been transferred to other providers via Local Number Portability (LNP).
Calls from this prefix could originate from local businesses, hospitals, friends, or automated dialers. If you received an unsolicited call from an unknown party in this exchange, enter the full 4 digits in our search box above to check for community scam or telemarketer reports.
Exchange Information
- Country: Unites States (+1)
- State: District of Columbia
- City / Area: District of Columbia
- Area Code: 202
- Prefix (NXX): 235
- Carrier: Verizon Washington, Dc Inc.
- Type: Wireless
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Area Code 202
Explore other central office exchanges and municipalities covered by area code 202.
View All 202 Prefixes