510 / +1510 Area Code - Location, City, Map and Local Phone

STATE
California

TIME ZONE
Pacific Time

MAJOR CITY
Oakland

The 510 Area Code (or Area Code 510) is located in the state of CA. Area Code 510 is one of the 269 3-digit telephone area codes in the USA. It covers roughly 2.42 million unique phone numbers and 7.86 million individuals near the city of Hayward

Area Code 510 History

Area code 510 was put into service. Area code 510 was created from a split of area code 415. In 1998 area code 510 was split to form area code 925.

Following cities also use area code 510:

Alameda, Albany, Berkeley, Crockett, El Sobrante, Fremont, Hayward, Hercules, Oakland, Richmond, San Francisco, San Jose, San Leandro, Sunnyvale, Union City, Walnut Creek.

PREFIX	COUNTY	CITY	CARRIER	TYPE
510-667	Alameda	San Leandro	Pacific Bell	Landline
510-668	Alameda	Fremont	Pacific Bell	Landline
510-669	Contra Costa	El Sobrante	Pacific Bell	Landline
510-670	Alameda	Hayward	Pacific Bell	Landline
510-671	San Francisco	San Francisco	Bandwidth.com Clec, Llc - CA	Landline
510-672	Contra Costa	Richmond	Cellco Partnership Dba Verizon Wireless - CA	Wireless
510-673	Alameda	Fremont	Cellco Partnership Dba Verizon Wireless - CA	Wireless
510-675	Alameda	Union City	Pacific Bell	Landline
510-676	Alameda	Fremont	New Cingular Wireless Pcs, Llc	Wireless
510-677	Alameda	Hayward	Metro Pcs, Inc.	Landline
510-678	Alameda	San Leandro	Pacific Bell	Landline
510-680	Contra Costa	Richmond	Centurylink Communications Llc	Landline
510-681	San Francisco	San Francisco	Sprint Spectrum L.p.	Wireless
510-682	San Francisco	San Francisco	Sprint Spectrum L.p.	Wireless
510-683	Alameda	Fremont	Pacific Bell	Landline
510-684	San Francisco	San Francisco	Sprint Spectrum L.p.	Wireless
510-685	Contra Costa	Richmond	Cellco Partnership Dba Verizon Wireless - CA	Wireless
510-686	Alameda	San Leandro	At&t Corp.	Landline
510-687	Alameda	Fremont	Pacific Bell	Landline
510-688	Alameda	Hayward	T-Mobile Usa, Inc.	Landline
510-689	Alameda	Oakland	Mpower Communications Corp - CA	Landline
510-690	Alameda	Hayward	Pacific Bell	Landline
510-691	Contra Costa	Hercules	Sprint Spectrum L.p.	Wireless
510-692	Alameda	Oakland	Metro Pcs, Inc.	Landline
510-693	Alameda	Oakland	New Cingular Wireless Pcs, Llc	Wireless
510-695	Alameda	Hayward	Cellco Partnership Dba Verizon Wireless - CA	Wireless
510-697	Alameda	Oakland	New Cingular Wireless Pcs, Llc	Wireless
510-698	Alameda	Oakland	Mpower Communications Corp - CA	Landline
510-699	Alameda	Oakland	33 Wireless Inc.	Wireless
510-701	Alameda	Oakland	New Cingular Wireless Pcs, Llc	Wireless
510-702	Alameda	Oakland	Usa Mobility Wireless, Inc.	Wireless
510-703	Alameda	Oakland	New Cingular Wireless Pcs, Llc	Wireless
510-704	Alameda	Berkeley	Pacific Bell	Landline
510-705	Alameda	Berkeley	Pacific Bell	Landline
510-706	Alameda	Hayward	Metro Pcs, Inc.	Wireless
510-708	Alameda	Oakland	New Cingular Wireless Pcs, Llc	Wireless
510-709	Alameda	Fremont	O1 Communications, Inc. - CA	Landline
510-710	Alameda	Oakland	New Cingular Wireless Pcs, Llc	Wireless
510-712	Alameda	Oakland	New Cingular Wireless Pcs, Llc	Wireless
510-713	Alameda	Fremont	Pacific Bell	Landline
510-714	Alameda	Fremont	Sprint Spectrum L.p.	Wireless
510-715	Alameda	Oakland	Sprint Spectrum L.p.	Wireless
510-716	Alameda	Oakland	Usa Mobility Wireless, Inc.	Wireless
510-717	Alameda	Berkeley	T-Mobile Usa, Inc.	Wireless
510-718	Alameda	Oakland	American Messaging Services, Llc	Wireless
510-719	Alameda	Oakland	Sprint Spectrum L.p.	Wireless
510-720	Alameda	Oakland	Usa Mobility Wireless, Inc.	Wireless
510-721	Alameda	Oakland	Usa Mobility Wireless, Inc.	Wireless
510-722	Contra Costa	Crockett	Matrix Telecom, Llc. Sii Tnci - CA	Landline
510-723	Alameda	Hayward	Pacific Bell	Landline
510-724	Contra Costa	El Sobrante	Pacific Bell	Landline
510-725	Contra Costa	Walnut Creek	Level 3 Telecom Of California, Lp - CA	Landline
510-727	Alameda	Hayward	Pacific Bell	Landline
510-728	Alameda	Hayward	Pacific Bell	Landline
510-729	Alameda	Oakland	Pacific Bell	Landline
510-730	San Francisco	San Francisco	Bandwidth.com Clec, Llc - CA	Landline
510-731	Alameda	Hayward	Mci Worldcom Communications, Inc., CA	Landline
510-732	Alameda	Hayward	Pacific Bell	Landline
510-733	Alameda	Hayward	Pacific Bell	Landline
510-734	Contra Costa	Richmond	New Cingular Wireless Pcs, Llc	Wireless
510-735	Alameda	Oakland	Pacific Bell	Landline
510-739	Alameda	Fremont	Pacific Bell	Landline
510-740	Alameda	Oakland	Xo California, Inc.	Landline
510-741	Contra Costa	El Sobrante	Pacific Bell	Landline
510-742	Alameda	Fremont	Pacific Bell	Landline
510-743	Alameda	Fremont	Xo California, Inc.	Landline
510-744	Alameda	Fremont	Pacific Bell	Landline
510-745	Alameda	Fremont	Pacific Bell	Landline
510-746	Alameda	Oakland	U.s. Telepacific Corp. - CA	Landline
510-747	Alameda	Alameda	Pacific Bell	Landline

Phone Number 510-738-3275	USAGE Landline	City Alameda	Operate Read more about who called from 5107383275	Update Time Mar-26-2026
Phone Number 510-340-9029	USAGE Wireless	City Hayward	Operate Read more about who called from 5103409029	Update Time Mar-26-2026
Phone Number 510-224-2019	USAGE Wireless	City Hercules	Operate Read more about who called from 5102242019	Update Time Mar-26-2026
Phone Number 510-561-6012	USAGE Wireless	City Hercules	Operate Read more about who called from 5105616012	Update Time Mar-26-2026
Phone Number 510-564-2888	USAGE Landline	City San Francisco	Operate Read more about who called from 5105642888	Update Time Mar-26-2026
Phone Number 510-892-4463	USAGE Landline	City Hayward	Operate Read more about who called from 5108924463	Update Time Mar-26-2026
Phone Number 510-936-6285	USAGE Landline	City Fremont	Operate Read more about who called from 5109366285	Update Time Mar-26-2026
Phone Number 510-244-1150	USAGE Landline	City Hayward	Operate Read more about who called from 5102441150	Update Time Mar-26-2026

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Area Code 510

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