Allentown Area Codes, Pennsylvania, Unites States

How to call Allentown, Pennsylvania?

Allentown has 2 area codes. To call Allentown you need to dial the Unites States country code (+1) and one of the following area codes:

484 610

How to know if I'm receiving calls from Allentown, Pennsylvania?

You are receiving calls from Allentown when the phone number starts with one of the following combinations:

1-484 1-610

Other area codes in Unites States