Area Code 510: Oakland / East Bay

Area code 510 is in Oakland / East Bay, California. Numbers that start with 510 are based in Oakland, Berkeley, Fremont.

Area code 510 covers Oakland / East Bay in California. The primary cities served include Oakland, Berkeley, Fremont.

Area code 510 is primarily associated with Oakland, along with Berkeley, Fremont. It serves the broader Oakland / East Bay area.

Area code 510 is in California (CA). California has 35 area codes in total.

Area code 510 operates in the Pacific Time Zone. Keep this in mind when scheduling calls with contacts in the Oakland / East Bay area.

No, area code 510 is the primary area code for Oakland / East Bay in California. It is not an overlay code.

For calls from outside California, always dial the full 10-digit number. For local calls within California, requirements may vary by carrier, check with your provider.

No, area code 510 is a local geographic area code, not a toll-free number. Standard call charges apply based on your carrier plan. Toll-free area codes include 800, 833, 844, 855, 866, 877, and 888.

Businesses can get a local 510 phone number through Convirza's call tracking platform. A 510 number lets you track inbound calls from Oakland / East Bay, measure marketing ROI, and analyze conversation data to improve sales performance. Get started with $20 in credits, no credit card required.