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Oakley, CA Area Code

Oakley, California (population 47,583) uses area code 925.

Area code925
Time zonePacific
Local time now…

Oakley has no telephone exchange of its own in NANPA records; it is served by the Antioch exchange about 9.2 km away.

OakleyFremontConcordAntiochSan RamonLivermorePittsburgPleasantonDublinWalnut CreekBrentwoodDanvilleMartinezOakley
Oakley and nearby cities in area code 925

Carriers with Oakley numbers

67 prefixes are assigned to the Antioch exchange: 42% mobile, 24% VoIP and cable, 34% landline.

CarrierPrefixes
T-Mobile16
AT&T (Pacific Bell)12
AT&T Mobility7
Onvoy (Sinch)6
Verizon Wireless5
Lumen (Level 3)4
Verizon Business (MCImetro)2
Comcast (Xfinity)2

Area codes used in Oakley

Area codePrefixes serving OakleyMain carriers in this code
92567AT&T (Pacific Bell), AT&T Mobility, Verizon Business (MCImetro)

Oakley phone number prefixes

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

Nearby cities in area code 925

Questions

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