Area Code 931: Clarksville, Tennessee
931 is a telephone area code serving Tennessee, including Clarksville, Cookeville. It is part of the North American Numbering Plan and is dialed with the country code +1.
Numbers beginning with 931 are located in Tennessee, United States (NANP region: Middle). The code covers Clarksville, Cookeville.
How to Dial Area Code 931
| Calling from | What to dial |
|---|---|
| Anywhere in the US or Canada | 1 931 XXX-XXXX (10-digit dialing: 931 + 7-digit number) |
| Local call inside the same area code | 7-digit number in most areas; 10 digits where an overlay code is active |
| From the UK or Europe | 00 1 931 XXX XXXX |
| From Australia | 0011 1 931 XXX XXXX |
| From a mobile phone anywhere | +1 931 XXX XXXX |
Whatever country you are calling from, the + symbol replaces the exit code. Save the contact as +1 931 XXXXXXX and it will dial correctly from any phone in the world.
Time Zone for Area Code 931
Calls to a 931 number ring in the America/Chicago time zone, standard offset UTC-06:00. Daylight saving time applies here, so the offset moves forward one hour from March to November.
Note: the Central/Eastern line follows the eastern borders of Pickett, Fentress, Cumberland, Bledsoe, Marion and Sequatchie counties, so East Tennessee uses Eastern time, one hour ahead. Area codes 423 and 865 are entirely on the Eastern side - see those pages.
Cities and Communities Served by 931
The following places fall inside the 931 calling area:
Other Area Codes in Tennessee
These codes also serve Tennessee. Area codes are assigned by the North American Numbering Plan Administration (NANPA).
| Area Code | Cities / Coverage |
|---|---|
| 423 | Chattanooga, Johnson City |
| 615 | Nashville |
| 629 | Nashville (overlay) |
| 731 | Jackson |
| 865 | Knoxville |
| 901 | Memphis |
See all 7 area codes in Tennessee →
Frequently Asked Questions
Where is area code 931?
Area code 931 is in Tennessee, United States. It covers Clarksville, Cookeville.
What time zone is area code 931 in?
Area code 931 rings in the America/Chicago time zone (UTC-06:00 standard).
Do I need to dial 1 before area code 931?
Yes, for a long-distance call inside the US and Canada you dial 1 first, then 931, then the seven-digit number. The 1 is the North American long-distance trunk prefix — it is not the country code. From outside North America you dial your exit code then 1 then 931.
Is area code 931 toll-free?
No. 931 is a standard geographic area code, so normal long-distance rates apply unless your plan includes them. Toll-free NANP codes are 800, 833, 844, 855, 866, 877 and 888.