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:
254How 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:
1-254Other area codes in Unites States
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