510 Area Code — Oakland, California

Area code 510 serves Oakland, CA.

Most looked-up 510 numbers

• 510-918-7941
• 510-756-9844
• 510-978-2210
• 510-431-9612
• 510-591-5668
• 510-260-1444

Phone prefixes in 510

• 510-918
• 510-756
• 510-978
• 510-431
• 510-591
• 510-260

Carriers serving 510

• T-Mobile (4 numbers)
• Bandwidth (1 numbers)

Frequently asked questions

Where is area code 510?

Area code 510 serves Oakland, CA.

What prefixes are in area code 510?

Phone2.io tracks 6 phone prefixes in area code 510, with carrier and spam-report data on individual numbers.

More about area code 510

Area code 510 overview, history, and local numbers · Get a CA phone number

Last updated: April 4, 2026