Where is the 510 area code?

The 510 area code covers Oakland, California (Pacific Time).

Are calls from 510 spam?

Not all 510 calls are spam, but scammers often spoof local 510 numbers ("neighbor spoofing") so a call looks familiar. Look up the specific number to check.

510 area code

Oakland, California · Pacific Time

The 510 area code serves Oakland, California. Getting a call from 510? It may be a real local caller — but scammers frequently spoof local 510 numbers so the call looks familiar (“neighbor spoofing”), even when they’re nowhere near Oakland.

Recently reported 510 numbers

No 510 numbers have been reported here yet. If a 510 number called you, look it up above and add a report to warn others.

Common scams using 510 calls

🏛️ IRS / Tax Scam

"You owe back taxes — pay now or be arrested."

🪪 Social Security Scam

"Your Social Security number has been suspended."

🚗 Auto Warranty Robocall

"Your car's extended warranty is about to expire."

📦 Package / Amazon Scam

"There's a problem with your delivery / Amazon order."

Area-code information reflects where numbers in 510 are normally assigned. Caller ID can be spoofed, so a 510call may not actually originate from Oakland, California.