Question 1

What is the area code for Pomona?

Accepted Answer

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

Question 2

How many area codes does Pomona have?

Accepted Answer

Pomona has 2 area codes: 909, 840.

Question 3

Why does Pomona have more than one area code?

Accepted Answer

As Pomona 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 Pomona number?

Accepted Answer

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

Area codes in Pomona, California

Area codes serving Pomona