National Phone Number Registry NPNR

(925)
Enter 7-digit phone number for area code 925 or the complete 10-digit phone number

Phone Prefixes for Area Code 925

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Area code Location Company / Service Provider
925-543 Bishop's Ranch, CA PACIFIC BELL
925-548 Dublin / San Ramon, CA NEW CINGULAR WIRELESS PCS, LLC
925-549 Dublin / San Ramon, CA NEW CINGULAR WIRELESS PCS, LLC
925-550 ANTIOCH, CA NEW CINGULAR WIRELESS PCS, LLC
925-551 Dublin / San Ramon, CA PACIFIC BELL
925-552 DANVILLE, CA PACIFIC BELL
925-553 DANVILLE, CA XO CALIFORNIA, INC.
925-556 Dublin / San Ramon, CA PACIFIC BELL
925-557 Dublin / San Ramon, CA MCI WORLDCOM COMMUNICATIONS, INC., CA
925-558 Dublin / San Ramon, CA XO CALIFORNIA, INC.
925-560 Dublin / San Ramon, CA PACIFIC BELL
925-565 ANTIOCH, CA METRO PCS, INC.
925-566 CONCORD, CA AT&T LOCAL
925-567 CLAYTON, CA SPRINT SPECTRUM L.P.
925-568 SUNOL, CA TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO
925-570 Dublin / San Ramon, CA SPRINT SPECTRUM L.P.
925-571 Bishop's Ranch, CA NORTH COUNTY COMMUNICATIONS CORP. - CA
925-572 PLEASANTON, CA NORTH COUNTY COMMUNICATIONS CORP. - CA
925-573 PITTSBURG, CA NORTH COUNTY COMMUNICATIONS CORP. - CA
925-574 Dublin / San Ramon, CA U.S. TELEPACIFIC CORP. - CA
925-575 DANVILLE, CA SPRINT SPECTRUM L.P.
925-577 Dublin / San Ramon, CA T-MOBILE USA, INC.
925-579 LIVERMORE, CA ALLEGIANCE TELECOM, INC. - CA
925-580 PLEASANTON, CA SPRINT SPECTRUM L.P.
925-583 LIVERMORE, CA U.S. TELEPACIFIC CORP. - CA
925-584 ANTIOCH, CA SPRINT SPECTRUM L.P.
925-585 CONCORD, CA AMERICAN MESSAGING SERVICES, LLC
925-586 CONCORD, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
925-587 Dublin / San Ramon, CA MPOWER COMMUNICATIONS CORP - CA
925-588 Walnut Creek, CA MPOWER COMMUNICATIONS CORP - CA
925-592 MORAGA, CA MPOWER COMMUNICATIONS CORP - CA
925-594 DANVILLE, CA METRO PCS, INC.
925-595 CONCORD, CA SPRINT SPECTRUM L.P.
925-596 PLEASANTON, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
925-597 PITTSBURG, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
925-598 PLEASANTON, CA PACIFIC BELL
925-600 PLEASANTON, CA PACIFIC BELL
925-602 CONCORD, CA PACIFIC BELL
925-603 CONCORD, CA PACIFIC BELL
925-605 LIVERMORE, CA TNCI-OP-CO - CA
925-606 LIVERMORE, CA PACIFIC BELL
925-608 MARTINEZ, CA BROADWING COMMUNICATIONS, LLC - CA
925-609 CONCORD, CA PACIFIC BELL
925-621 PLEASANTON, CA U.S. TELEPACIFIC CORP. - CA
925-623 PLEASANTON, CA SPRINT SPECTRUM L.P.
925-625 ECONTRCOST, CA PACIFIC BELL
925-626 ECONTRCOST, CA MCIMETRO ACCESS TRANSMISSION SERVICES LLC
925-627 Walnut Creek, CA U.S. TELEPACIFIC CORP. - CA
925-628 ANTIOCH, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
925-631 MORAGA, CA PACIFIC BELL
925 Area Code Information
Type of code: General Purpose Code
Location: CA - US
Time zone: P
Assigned for use: Yes
Code in service: Yes
Service date: March 14, 1998
In jeopardy: No
Relief in progress: No
NPA Relief status:
Code assignable: Yes
Geographic or
non-geographic:
G
Reserved for future use: No
Planning letter(s): 080 061
Overlay code: No
Overlay complex:
Dialing plan Standard Permissive
Home local calls: 7D 1+10D
Foreign local calls: 1+10D NA
Home toll calls: 7D 1+10D
Foreign toll calls: 1+10D -
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