Central Office Exchange (NXX)
+1 (580) 641-XXXX
Serving Lawton, Oklahoma, United States • Carrier: United States Cellular Corp. - Oklahoma
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Sample Active Numbers in this Prefix
Random representative sampling of telephone lines in the 1-580-641 block
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Telecommunication Guide for Exchange 580-641
Under the North American Numbering Plan (NANP), a standard 10-digit telephone number is organized as NPA-NXX-XXXX:
- NPA (Numbering Plan Area):
580identifies the geographic region within Oklahoma. - NXX (Central Office Exchange):
641identifies the local telephone exchange or switching office serving Lawton, Oklahoma. - 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 (580) 641-XXXX |
| Mobile / Wireless Devices | Dial with international plus symbol | +1 580 641 XXXX |
| International Callers | Local exit code + 1 + Number | 00 1 580 641 XXXX |
Frequently Asked Questions
The registered service provider for this exchange is United States Cellular Corp. - Oklahoma. 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: Oklahoma
- City / Area: Lawton
- Area Code: 580
- Prefix (NXX): 641
- Carrier: United States Cellular Corp. - Oklahoma
- Type: Wireless
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Area Code 580
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