Area code 925 serves the East Bay region of California, including cities such as Walnut Creek, Concord, Pleasanton, and Livermore. Created in 1998 from a split with 510, it supports a mix of affluent suburban communities and growing tech corridors. It lies within commuting distance of San Francisco and Silicon Valley, offering a blend of residential comfort and professional opportunity. Ten-digit dialing is required. Area code 925 has become synonymous with the East Bay’s dynamic growth and serves as a modern marker of suburban sophistication within the greater Bay Area.
Locations for Area Code - 925
Browse all cities and areas that belong to this area code.
Antioch
- State: CA
- Population: 110,542
- Latitude: 38.00492, Longitude: -121.80579
- Elevation: 13 m
Bay Point
- State: CA
- Population: 39,260
- Latitude: 37.61383, Longitude: -122.48692
- Elevation: 25 m
Brentwood
- State: CA
- Population: 58,968
- Latitude: 37.93187, Longitude: -121.69579
- Elevation: 24 m
Concord
- State: CA
- Population: 128,667
- Latitude: 37.97798, Longitude: -122.03107
- Elevation: 23 m
Danville
- State: CA
- Population: 44,400
- Latitude: 37.82159, Longitude: -121.99996
- Elevation: 109 m
Dublin
- State: CA
- Population: 57,721
- Latitude: 37.70215, Longitude: -121.93579
- Elevation: 112 m
Lafayette
- State: CA
- Population: 25,843
- Latitude: 37.88576, Longitude: -122.11802
- Elevation: 94 m
Livermore
- State: CA
- Population: 88,126
- Latitude: 37.68187, Longitude: -121.76801
- Elevation: 150 m
Martinez
- State: CA
- Population: 38,137
- Latitude: 38.01937, Longitude: -122.13413
- Elevation: 7 m
Oakley
- State: CA
- Population: 39,813
- Latitude: 37.99742, Longitude: -121.71245
- Elevation: 6 m
Pittsburg
- State: CA
- Population: 69,424
- Latitude: 38.02798, Longitude: -121.88468
- Elevation: 8 m
Pleasant Hill
- State: CA
- Population: 34,810
- Latitude: 37.94798, Longitude: -122.0608
- Elevation: 16 m
Pleasanton
- State: CA
- Population: 79,510
- Latitude: 37.66243, Longitude: -121.87468
- Elevation: 106 m
San Ramon
- State: CA
- Population: 76,134
- Latitude: 37.77993, Longitude: -121.97802
- Elevation: 148 m
Walnut Creek
- State: CA
- Population: 68,910
- Latitude: 37.90631, Longitude: -122.06496
- Elevation: 52 m
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