KnoxvilleTennessee (TN)
How to dial a 865 number from abroad
Calling Knoxville from outside the United States? Dial the full number in international format — you don't need the US exit code, that's only for calls made from inside the US.
International format
A 865 number looks like this when dialed from anywhere in the world:
+1 865 XXX XXXX
Other area codes in Tennessee
Frequently asked questions
How do I call a Knoxville number from abroad?
Dial + (or 00 from most countries), then 1 for the US, then 865, then the 7-digit local number. So a Knoxville number reads as +1 865 XXXXXXX.
What other area codes serve Knoxville?
Knoxville is served only by area code 865 — no other code overlays this area.
How much does Hyallo charge to call area code 865?
Calls to Knoxville landlines start at $0.02/min with Hyallo, and your first call is free. Mobile numbers in the same area code can cost more, since they're billed at the real carrier rate.