Question 1

What is the area code for Chino?

Accepted Answer

The main area code for Chino, California is 909. Chino is now served by 2 area codes in total: 909, 840.

Question 2

How many area codes does Chino have?

Accepted Answer

Chino has 2 area codes: 909, 840.

Question 3

Why does Chino have more than one area code?

Accepted Answer

As Chino used up the numbers available in its original area code (909, in service since 1992), additional "overlay" codes were added over the same area so new phone numbers could keep being assigned.

Question 4

How do you dial a Chino number?

Accepted Answer

Dial all 10 digits — the area code (909 or 840) followed by the 7-digit local number. From abroad, dial +1, then the area code and number.

Area codes in Chino, California

Area codes serving Chino

Nearby cities