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
510-748	Alameda	Alameda	Pacific Bell	Landline
510-749	Alameda	Alameda	Pacific Bell	Landline
510-750	Alameda	Hayward	Sprint Spectrum L.p.	Wireless
510-751	Alameda	Hayward	Matrix Telecom, Llc. Sii Tnci - CA	Landline
510-752	Alameda	Oakland	Pacific Bell	Landline
510-754	Alameda	Hayward	Sprint Spectrum L.p.	Wireless
510-755	Alameda	Hayward	Sprint Spectrum L.p.	Wireless
510-757	San Francisco	San Francisco	Sprint Spectrum L.p.	Wireless
510-758	Contra Costa	El Sobrante	Pacific Bell	Landline
510-759	Alameda	Oakland	New Cingular Wireless Pcs, Llc	Wireless
510-760	Alameda	Hayward	Sprint Spectrum L.p.	Wireless
510-761	Alameda	Oakland	New Cingular Wireless Pcs, Llc	Wireless
510-763	Alameda	Oakland	Pacific Bell	Landline
510-764	San Francisco	San Francisco	Broadwing Communications, Llc - CA	Landline
510-765	Contra Costa	El Sobrante	Pacific Bell	Landline
510-768	San Francisco	San Francisco	Mcimetro Access Transmission Services Llc	Landline
510-769	Alameda	Alameda	Pacific Bell	Landline
510-770	Alameda	Fremont	Pacific Bell	Landline
510-771	Alameda	Fremont	Mci Worldcom Communications, Inc., CA	Landline
510-772	Alameda	Oakland	Sprint Spectrum L.p.	Wireless
510-773	Alameda	Oakland	Sprint Spectrum L.p.	Wireless
510-774	Alameda	Oakland	Sprint Spectrum L.p.	Wireless
510-775	San Francisco	San Francisco	Bandwidth.com Clec, Llc - CA	Landline
510-776	Contra Costa	Richmond	Metro Pcs, Inc.	Wireless
510-777	Alameda	Oakland	Pacific Bell	Landline
510-778	Contra Costa	Richmond	Comcast Phone Of California, Llc - CA	Landline
510-779	Contra Costa	El Sobrante	Broadwing Communications, Llc - CA	Landline
510-780	Alameda	Hayward	Pacific Bell	Landline
510-781	Alameda	Hayward	Pacific Bell	Landline
510-782	Alameda	Hayward	Pacific Bell	Landline
510-783	Alameda	Hayward	Pacific Bell	Landline
510-784	Alameda	Hayward	Pacific Bell	Landline
510-785	Alameda	Hayward	Pacific Bell	Landline
510-786	Alameda	Hayward	Pacific Bell	Landline
510-787	Contra Costa	Crockett	Pacific Bell	Landline
510-788	San Francisco	San Francisco	Mcimetro Access Transmission Services Llc	Landline
510-789	Alameda	Fremont	Mci Worldcom Communications, Inc., CA	Landline
510-790	Alameda	Fremont	Pacific Bell	Landline
510-791	Alameda	Fremont	Pacific Bell	Landline
510-792	Alameda	Fremont	Pacific Bell	Landline
510-793	Alameda	Fremont	Pacific Bell	Landline
510-794	Alameda	Fremont	Pacific Bell	Landline
510-795	Alameda	Fremont	Pacific Bell	Landline
510-796	Alameda	Fremont	Pacific Bell	Landline
510-797	Alameda	Fremont	Pacific Bell	Landline
510-798	San Francisco	San Francisco	Sprint Spectrum L.p.	Wireless
510-799	Contra Costa	Hercules	Pacific Bell	Landline
510-800	San Francisco	San Francisco	Cf Communications, Llc Dba Telekenex - CA	Landline
510-801	Alameda	Oakland	Usa Mobility Wireless, Inc.	Wireless
510-802	Alameda	Oakland	Usa Mobility Wireless, Inc.	Wireless
510-803	Contra Costa	Hercules	Xo California, Inc.	Landline
510-805	Alameda	Oakland	Usa Mobility Wireless, Inc.	Wireless
510-808	Alameda	Oakland	Pacific Bell	Landline
510-809	Alameda	Berkeley	U.s. Telepacific Corp. - CA	Landline
510-810	Alameda	Berkeley	Usa Mobility Wireless, Inc.	Wireless
510-812	Alameda	Berkeley	Sprint Spectrum L.p.	Wireless
510-813	Alameda	Oakland	New Cingular Wireless Pcs, Llc	Wireless
510-814	Alameda	Alameda	Pacific Bell	Landline
510-815	Contra Costa	El Sobrante	Sprint Spectrum L.p.	Wireless
510-816	Alameda	Oakland	New Cingular Wireless Pcs, Llc	Wireless
510-817	Alameda	Oakland	Pacific Bell	Landline
510-818	Alameda	Fremont	Pacific Bell	Landline
510-819	Alameda	Oakland	American Messaging Services, Llc	Wireless
510-821	Alameda	Oakland	Cellco Partnership Dba Verizon Wireless - CA	Wireless
510-823	San Francisco	San Francisco	Sprint Spectrum L.p.	Wireless
510-824	Alameda	Fremont	Allegiance Telecom, Inc. - CA	Landline
510-825	Alameda	Hayward	Sprint Spectrum L.p.	Wireless
510-827	San Francisco	San Francisco	Metro Pcs, Inc.	Landline
510-828	Alameda	Hayward	Cellco Partnership Dba Verizon Wireless - CA	Wireless
510-830	Alameda	Alameda	O1 Communications, Inc. - CA	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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