Question 1

What is the area code for Allentown?

Accepted Answer

The main area code for Allentown, Pennsylvania is 610. Allentown is now served by 3 area codes in total: 610, 484, 835.

Question 2

How many area codes does Allentown have?

Accepted Answer

Allentown has 3 area codes: 610, 484, 835.

Question 3

Why does Allentown have more than one area code?

Accepted Answer

As Allentown used up the numbers available in its original area code (610, in service since 1994), additional "overlay" codes were added over the same area so new phone numbers could keep being assigned.

Question 4

How do you dial a Allentown number?

Accepted Answer

Dial all 10 digits — the area code (610 or 484 or 835) followed by the 7-digit local number. From outside the U.S., dial +1, then the area code and number.

Area codes in Allentown, Pennsylvania

Area codes serving Allentown