Knoxville Area Codes, Tennessee, Unites States
How to call Knoxville, Tennessee?
Knoxville has 1 area code. To call Knoxville you need to dial the Unites States country code (+1) and the following area code:
865How to know if I'm receiving calls from Knoxville, Tennessee?
You are receiving calls from Knoxville when the phone number starts with the following combination:
1-865Other area codes in Unites States
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