Central Office Exchange (NXX)

+1 (909) 486-XXXX

Serving San-Bernardino, California, United States • Carrier: Cellco Partnership DBA Verizon Wireless

Jump to Any Number in this Exchange

Looking for a specific 4-digit line in the +1 (909) 486 block? Enter the last 4 digits below to inspect caller data and spam reports immediately:

+1 (909) 486 -
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Telecommunication Guide for Exchange 909-486

Under the North American Numbering Plan (NANP), a standard 10-digit telephone number is organized as NPA-NXX-XXXX:

  • NPA (Numbering Plan Area): 909 identifies the geographic region within California.
  • NXX (Central Office Exchange): 486 identifies the local telephone exchange or switching office serving San-Bernardino, California.
  • XXXX (Subscriber Line Number): 10,000 distinct telephone lines (ranging from 0000 to 9999) 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 (909) 486-XXXX
Mobile / Wireless Devices Dial with international plus symbol +1 909 486 XXXX
International Callers Local exit code + 1 + Number 00 1 909 486 XXXX

Frequently Asked Questions

The registered service provider for this exchange is Cellco Partnership DBA Verizon Wireless. 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: California
  • City / Area: San-Bernardino
  • Area Code: 909
  • Prefix (NXX): 486
  • Carrier: Cellco Partnership DBA Verizon Wireless
  • Type: Wireless
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Area Code 909

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