Killeen Area Codes, Texas, Unites States

How to call Killeen, Texas?

Killeen has 1 area code. To call Killeen you need to dial the Unites States country code (+1) and the following area code:

254

How to know if I'm receiving calls from Killeen, Texas?

You are receiving calls from Killeen when the phone number starts with the following combination:

1-254

Other area codes in Unites States