Area Code Box

Area code 865

Where is area code 865?

Knoxville, Maryville and Oak Ridge, Tennessee

Local time: … (Eastern Time)

StateTennessee
CountryUnited States
Main citiesKnoxville, Maryville and Oak Ridge
Time zoneEastern Time
Overlay area codesNone
In service since1999 (created from 423)
Assigned prefixes506
Dialing format(865) XXX-XXXX · +1 865 XXX XXXX from abroad

Look up a 865 number

Enter a 3-digit area code or a full 10-digit number.

Cities and towns in area code 865

Listed by how many phone prefixes (the 3 digits after the area code) are assigned to each place in 865.

Phone companies in area code 865

The carriers that hold the most 865 prefixes. People can move their number to another carrier, so this shows who first issued a number, not who serves it today.

PrefixesCarrier
122South Central Bell Tel (AT&T)
50Verizon Wireless
48New Cingular Wireless PCS (AT&T)
44Paetec Itel
35Onvoy
29Powertel Nashville Licenses (T-Mobile)
29Teleport Communications America
19United States Cellular (UScellular)

All 506 prefixes in area code 865

Pick the 3 digits after the area code to see that prefix’s city and carrier.

Questions

Where is area code 865?
Area code 865 is in Tennessee. It serves Knoxville, Maryville, Oak Ridge, Sevierville and Kingston and 26 other cities and towns.
What time zone is area code 865 in?
Area code 865 uses Eastern Time.
Is a call from area code 865 a scam?
The area code alone doesn’t tell you. Most calls from 865 are ordinary local calls, but scammers can fake (“spoof”) any number. If you don’t recognize a 865 number, let it go to voicemail.
When did area code 865 start?
865 went into service in 1999. It was created from area code 423.
Can a 865 number be outside Tennessee?
Yes. People keep their numbers when they move and when they switch to mobile or internet phone services, so a 865 caller can be anywhere.

Other area codes in Tennessee

Area codeMain cities
423Chattanooga, Johnson City and Kingsport
615Nashville, Murfreesboro and Franklin
629Nashville, Murfreesboro and Franklin
729Chattanooga, Johnson City and Kingsport
731Jackson, Paris and Dyersburg
901Memphis, Collierville and Arlington
931Clarksville, Cookeville and Columbia