Question 1

What is the area code for San Jose?

Accepted Answer

The main area code for San Jose, California is 408. San Jose is now served by 6 area codes in total: 408, 510, 650, 925, 669, 341.

Question 2

How many area codes does San Jose have?

Accepted Answer

San Jose has 6 area codes: 408, 510, 650, 925, 669, 341.

Question 3

Why does San Jose have more than one area code?

Accepted Answer

As San Jose used up the numbers available in its original area code (408, in service since 1959), additional "overlay" codes were added over the same area so new phone numbers could keep being assigned.

Question 4

How do you dial a San Jose number?

Accepted Answer

Dial all 10 digits — the area code (408 or 510 or 650 or 925 or 669 or 341) followed by the 7-digit local number. From outside the U.S., dial +1, then the area code and number.

Area codes in San Jose, California

Area codes serving San Jose