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Walnut Creek, CA Area Code

Walnut Creek, California (population 70,012) uses area code 925.

Area code925
Time zonePacific
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Walnut CreekFremontConcordAntiochSan RamonLivermorePittsburgPleasantonDublinBrentwoodOakleyDanvilleMartinezWalnut Creek
Walnut Creek and nearby cities in area code 925

Carriers with Walnut Creek numbers

103 prefixes are assigned to the Walnut Creek exchange: 24% mobile, 24% VoIP and cable, 51% landline.

CarrierPrefixes
AT&T (Pacific Bell)35
AT&T Mobility10
Verizon Wireless9
Lumen (Level 3)5
T-Mobile5
Onvoy (Sinch)4
Verizon Business (MCImetro)4
Tpx Communications4

Area codes used in Walnut Creek

Area codePrefixes serving Walnut CreekMain carriers in this code
925103AT&T (Pacific Bell), AT&T Mobility, Verizon Business (MCImetro)

Walnut Creek phone number prefixes

Numbers starting with these first six digits were originally assigned to the Walnut Creek exchange.

Nearby cities in area code 925

Questions

What is the area code for Walnut Creek, CA?
The area code for Walnut Creek, California is 925.
What time zone is Walnut Creek in?
Walnut Creek is in the Pacific time zone.