Summary
Area code 925 is located in California and covers Concord, Antioch, Livermore, San Ramon, and Pleasanton.
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It was split from area code 510 on March 14, 1998
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and is the only area code that serves the area.
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It covers the inland portions of the East Bay counties of Alameda and Contra Costa in the northern area of California.
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According to
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Area code 925 was created March 14, 1998, when area code 510 was split along the natural border of the Berkeley Hills. The area code includes southeastern Alameda County (Dublin,…
Area code 925 - Wikipedia
wikipedia.org
Summary
Area code 925 is in California (CA), USA and some of its main locations are Concord , Antioch , Livermore , etc. (jump to city list below).
Area code 925 has been in service since March 14, 1998 .
925 Area Code - Number Location, Cities, Map & Time
areacodelocations.info
Area Code 925 phone numbers State: California In service since: 1998 Landlines: 451 Wireless prefixes: 123 Carriers: 35 Counties: 6 ZIP codes : 35 Major cities: Oakland, San Francisco, Concord, Pleasanton,…
925 Area Code Phone Numbers | Whitepages
whitepages.com
