Tennessee area codes
- Area codes in
- 7
- State
- Tennessee
- Tennessee is served by 7 area codes, from 901 in 1947 to 629 in 2015. 1 of them are overlays, added as older codes filled up.
- Updated 8 October 2026
Now in Tennessee
Central Time · UTC−6, UTC−5 in summer
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Central Time
Typical business hours, 9 to 5 Monday to Friday.
Typical business hours, 9 to 5 Monday to Friday, shown as the blue arc. A guide to when a real Tennessee office is likely to answer. It says nothing about who called you.
01
All area codes in Tennessee
Tennessee is served by 7 area codes. 901 is the oldest, in service since 1947; 629 is the newest, activated in 2015.
02
Tennessee area codes by city
These are the Tennessee cities served by more than one area code, or whose code also covers a wider area.
03
Overlay codes and dialling rules in Tennessee
1 of Tennessee’s 7 area codes are overlays — a second code laid over an existing footprint instead of splitting it. Wherever an overlay operates, local calls require the full ten-digit number.
04
Spam call reports in Tennessee
These Tennessee area codes drew the most reports to the FTC in the 30 days to 8 October 2026. The figures describe numbers displaying each code, which caller ID spoofing can fake.
Most reported Tennessee area codes · last 30 days
| # | Code | Primary city | Reports (30 days) |
|---|---|---|---|
| 1 | 423 | Chattanooga | 1,211 |
| 2 | 615 | Nashville | 801 |
| 3 | 901 | Memphis | 728 |
| 4 | 865 | Knoxville | 637 |
| 5 | 931 | Clarksville | 585 |
| 6 | 731 | Jackson | 295 |
| 7 | 629 | Nashville | 170 |
A number listed here may itself be a spoofing victim rather than the caller. These are unverified consumer reports.
Source: FTC Do Not Call Reported Calls Data, unverified consumer reports, retrieved 8 October 2026. Request a correction. Month-over-month figures appear once two complete 30-day windows exist.
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05
Questions
How many area codes does Tennessee have?
Tennessee has 7 area codes: 423, 615, 629, 731, 865, 901, 931.
What is the main area code for Nashville?
The main area code for Nashville is 615.
Which Tennessee area code is oldest?
Area code 901 is the oldest in Tennessee, in service since 1947.
Do I need to dial ten digits in Tennessee?
Yes, wherever an overlay operates. 1 of Tennessee’s area codes are overlays, and local calls within an overlay area require the full ten-digit number.
Which Tennessee area code gets the most spam calls?
Area code 423 (Chattanooga) drew the most reports of any Tennessee code in the 30 days to 8 October 2026, with 1,211 numbers reported.
Neighbouring states
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