What is the area code for Franklin, CA?

Franklin uses 2 area codes: 510 and 341. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.

What time zone is Franklin in?

Franklin is in the Pacific time zone.

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Franklin, CA Area Codes

Franklin, California (population 7,487) uses area codes 510 and 341.

Area code510

Area code341

Time zonePacific

Local time now…

Franklin and nearby cities in area code 510

Carriers with Franklin numbers

97 prefixes are assigned to the Franklin exchange: 37% mobile, 27% VoIP and cable, 36% landline.

Carrier	Prefixes
AT&T (Pacific Bell)	20
AT&T Mobility	17
T-Mobile	10
Verizon Wireless	9
Onvoy (Sinch)	7
Lumen (Level 3)	6
Fractel	6
Bandwidth	4

Area codes used in Franklin

Area code	Prefixes serving Franklin	Main carriers in this code
510	81	AT&T (Pacific Bell), AT&T Mobility, T-Mobile
341	16	Fractel, Onvoy (Sinch), AT&T Mobility

Franklin phone number prefixes

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

510-203 T-Mobile
510-248 Lumen (Level 3)
510-284 AT&T (Pacific Bell)
510-298 AT&T Mobility
510-299 Verizon Wireless
510-304 AT&T Mobility
510-320 AT&T Mobility
510-335 Onvoy (Sinch)
510-358 AT&T Mobility
510-364 AT&T Mobility
510-366 AT&T Mobility
510-371 Lumen (Level 3)
510-376 Metropcs
510-377 T-Mobile
510-378 AT&T Mobility
510-386 AT&T Mobility
510-391 AT&T Mobility
510-396 T-Mobile
510-399 Onvoy (Sinch)
510-402 Bandwidth
510-405 Onvoy (Sinch)
510-443 Peerless Network
510-449 AT&T (Teleport)
510-453 Metropcs
510-456 Tpx Communications
510-458 Verizon Wireless
510-468 Verizon Wireless
510-493 Verizon Business (MCImetro)
510-494 AT&T (Pacific Bell)
510-505 AT&T (Pacific Bell)
510-509 Lumen (Level 3)
510-510 Shelcomm
510-513 T-Mobile
510-516 Bandwidth
510-518 Peerless Network
510-552 Verizon Wireless
510-556 Lumen (Level 3)
510-557 T-Mobile
510-565 T-Mobile
510-574 AT&T (Pacific Bell)
510-578 Verizon Business (MCImetro)
510-579 AT&T Mobility
510-585 Tpx Communications
510-591 AT&T Mobility
510-598 T-Mobile
510-602 Verizon Wireless
510-608 AT&T (Pacific Bell)
510-648 AT&T Mobility
510-673 Verizon Wireless
510-676 AT&T Mobility
510-709 Ip Horizon
510-713 AT&T (Pacific Bell)
510-714 T-Mobile
510-737 AT&T Mobility
510-739 AT&T (Pacific Bell)
510-742 AT&T (Pacific Bell)
510-744 AT&T (Pacific Bell)
510-745 AT&T (Pacific Bell)
510-766 Bandwidth
510-767 T-Mobile
510-789 Verizon Business (MCImetro)
510-790 AT&T (Pacific Bell)
510-791 AT&T (Pacific Bell)
510-792 AT&T (Pacific Bell)
510-793 AT&T (Pacific Bell)
510-794 AT&T (Pacific Bell)
510-795 AT&T (Pacific Bell)
510-796 AT&T (Pacific Bell)
510-797 AT&T (Pacific Bell)
510-818 AT&T (Pacific Bell)
510-857 Verizon Business (MCImetro)
510-894 Comcast (Xfinity)
510-896 AT&T (Teleport)
510-902 Onvoy (Sinch)
510-936 AT&T (Pacific Bell)
510-938 Metropcs
510-943 Lumen (Level 3)
510-953 AT&T Mobility
510-968 American Messaging Services
510-980 Verizon Wireless
510-996 Lumen (Level 3)
341-206 Verizon Wireless
341-216 Bandwidth
341-224 AT&T Mobility
341-228 Verizon Wireless
341-233 AT&T Mobility
341-252 T-Mobile
341-257 Onvoy (Sinch)
341-263 Onvoy (Sinch)
341-269 Onvoy (Sinch)
341-345 Fractel
341-348 Fractel
341-356 Fractel
341-465 Fractel
341-529 Fractel
341-786 Fractel
341-888 Wide Voice

Nearby cities in area code 510

Questions

What is the area code for Franklin, CA?: Franklin uses 2 area codes: 510 and 341. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
What time zone is Franklin in?: Franklin is in the Pacific time zone.