Area Code 408

FTC complaints involving 408 numbers

Numbers shown with area code 408 in the FTC's Do Not Call “Reported Calls” database (recent reporting window). Most common reported reasons: “Other”, “No Subject Provided”, “Calls pretending to be government, businesses, or family and friends”.

Most-complained 408 numbers:

• (408) 333-3001 — 11 complaints
• (408) 772-9722 — 11 complaints
• (408) 899-5914 — 10 complaints
• (408) 252-1134 — 10 complaints
• (408) 709-1622 — 9 complaints

These are FTC Do Not Call complaints filed about specific numbers shown with this area code — frequently spoofed. The area code itself is not a scam. See the most-reported area codes and the most-reported phone numbers nationwide.

Frequently asked questions

Where is area code 408?

Area code 408 covers San Jose and nearby cities including Sunnyvale, Santa Clara, Milpitas in California, in the Pacific Time.

What cities use area code 408?

Area code 408 serves San Jose, Sunnyvale, Santa Clara, Milpitas, Gilroy, and 4 other communities in California.

What time zone is area code 408 in?

Area code 408 is in the Pacific Time (America/Los_Angeles).

How do you dial a 408 number?

Dial all 10 digits: 408 followed by the 7-digit local number. From abroad, dial +1 408 and the local number.

Is a call from area code 408 a scam?

A 408 number is geographically tied to California, but caller ID can be spoofed, so the displayed area code does not prove where a caller really is. If you did not expect the call, do not share personal information and consider looking the number up.

Is 408 a country code?

No. 408 is a US area code (a domestic 3-digit code), not a country code. The country (calling) code for the United States is +1, shared across the North American Numbering Plan. So a full 408 number written for international dialing looks like +1 408 followed by the 7-digit local number.