Tennessee area codes: full list with cities and how to dial
Tennessee has roughly 7.1 million residents, and its phone numbers are organized into 8 area codes under the North American Numbering Plan. Tennessee is served by 8 active geographic area codes, anchored by 615 in the Nashville area. Major metros (Nashville, Chattanooga) use overlays; the state is split into multiple geographic regions. Every Tennessee number is dialed as +1, then the three-digit area code, then a seven-digit local number. With Phonecall you can call any Tennessee landline or mobile straight from your browser. There is no app to install, no SIM, and no subscription. You see the per-minute rate before you dial, billing is by the second, and your first call is free.
Call Tennessee from your browserAll Tennessee area codes
8 active geographic area codes in service across Tennessee.
| Area code | Primary cities and region | Example number |
|---|---|---|
| 615 | Nashville and Middle Tennessee (overlay of 615/629) | +1 (615) 555-0100 |
| 629 | Nashville (overlay of 615) | +1 (629) 555-0100 |
| 901 | Memphis | +1 (901) 555-0100 |
| 865 | Knoxville and East Tennessee | +1 (865) 555-0100 |
| 423 | Chattanooga and the Tri-Cities (overlay of 423/729) | +1 (423) 555-0100 |
| 729 | Chattanooga and the Tri-Cities (overlay of 423) | +1 (729) 555-0100 |
| 931 | Clarksville, Columbia, Cookeville (Middle Tennessee periphery) | +1 (931) 555-0100 |
| 731 | Jackson, Dyersburg, Union City (West Tennessee) | +1 (731) 555-0100 |
Example numbers use the reserved 555-0100 range and are for illustration only.
How to call Tennessee from abroad
Every Tennessee phone number is part of the +1 North American calling zone. To reach one from outside the United States, dial three parts in order:
- 1. Your exit code, then +1 — the US country code.
- 2. The three-digit area code — for example 615 for the Nashville area.
- 3. The seven-digit local number.
Example, full international format:
+1 (615) 555-0100
With Phonecall you skip the exit codes entirely. Enter the number in international format and we connect the call from your browser, billed by the second from $0.03/min, with no SIM, no app, and no monthly fee.
Why Tennessee has multiple area codes
Major metros (Nashville, Chattanooga) use overlays; the state is split into multiple geographic regions.
When a region runs low on available numbers, the phone system adds capacity in one of two ways. A split divides the old region geographically and gives part of it a brand-new area code. An overlay keeps the existing code and layers a second one on top of the same area, which is why a single city can have several area codes and why ten-digit dialing becomes the norm. Either way, the number you dial always stays the same length: +1, the area code, then seven digits.
8
active area codes
~7.1 million
residents (approx.)
Nashville
largest city
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Tennessee area codes: frequently asked questions
What is the main area code for Nashville?
Nashville, the largest city in Tennessee, is primarily served by area code 615 (Nashville and Middle Tennessee (overlay of 615/629)). Tennessee has 8 area codes in total, listed in full above.
How do I dial a Tennessee number from another country?
Dial your international exit code, then +1 (the US country code), then the three-digit Tennessee area code, then the seven-digit local number. With Phonecall you just enter the number in international format and we connect the call from your browser, from $0.03/min.
How many area codes does Tennessee have?
Tennessee currently has 8 active geographic area codes in service. Major metros (Nashville, Chattanooga) use overlays; the state is split into multiple geographic regions.