The 731 area code covers Jackson, Paris and 64 more places in Tennessee.
Area code 731 is in Tennessee, on Central Time. In the 731 area, phone numbers are given out most in Madison County, then Gibson and Henry counties. It has been in service since February 12, 2001.
- Where
- 8 counties in Tennessee, mostly Madison County, Gibson County and Henry County
- Time zone
- Central Time
- In service since
- February 12, 2001
- Shares its area with
- No other area code
- Prefixes in use
- 395
- How to dial
- Local calls need all 10 digits: 731-555-0142.
Find out who called you from a 731 number.
Enter the full 10-digit number to see who it is listed to and the city and state on the listing. It is the same free check as our who called me lookup. To see only the caller ID name on the number, use our free CNAM lookup. To see whether it is a mobile, a landline or a VoIP line, use our free VoIP checker. To see which carrier a (731) number is on today, use our free carrier lookup.
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Jackson holds 14% of the phone prefixes in area code 731.
A prefix is the three digits after the area code, and NANPA assigns each one to a town. Counting the 395 prefixes in use shows where 731 numbers are actually given out.
- Jackson57 prefixes, 14%
- Paris23 prefixes, 6%
- Dyersburg18 prefixes, 5%
- Union City14 prefixes, 4%
- Humboldt13 prefixes, 3%
- Brownsville13 prefixes, 3%
- Lexington12 prefixes, 3%
- Bolivar10 prefixes, 3%
Also served: Huntingdon, Ripley, Selmer and Martin and 54 smaller places.
BellSouth (AT&T) holds the most phone number prefixes in area code 731: 81 of 395.
NANPA, which runs the North American numbering plan, assigns each prefix (the three digits after the area code) to one carrier. Here is how the 395 prefixes in use in 731 divide between carriers; holders this page does not name are grouped as other carriers.
| Carrier | Prefixes | Share |
|---|---|---|
| BellSouth (AT&T)AT&T's landline company | 81 | 21% |
| AT&T MobilityMobile network | 53 | 13% |
| Level 3 (Lumen)Lumen's business and wholesale network | 36 | 9% |
| PAETEC (Windstream)Windstream's business phone network | 21 | 5% |
| Aeneas Communications | 18 | 5% |
| Charter (Spectrum)Cable company's phone service | 17 | 4% |
| 28 other carriers | 169 | 43% |
68% of these prefixes are pooled, which means the blocks of 1,000 numbers inside them can belong to other carriers. Any number can also have been moved to another carrier since, so this shows who holds the prefixes, not who serves a given number.
Want the carrier of one exact number? Our free carrier lookup checks it, because numbers move between carriers.
Source: NANPA central office code assignments, October 1, 2026.
731 has covered the same ground since 2001.
2001
731 starts on February 12, 2001, split off from 901.
A 731 number on your screen can still be a scam, because caller ID is easy to fake.
- Let an unknown call go to voicemail. A real caller leaves a message; a robocaller usually does not.
- Look the number up with the box above before you call back, because calling back tells a robocaller your line is live.
- Hang up on anyone who wants gift cards, crypto or a wire transfer, or asks you to read out a code that was just texted to you.
- Report unwanted robocalls at reportfraud.ftc.gov, or paste a suspicious message into our free scam checker.
The area codes closest to 731 are 901, 270 and 931.
This list measures the distance between the centres of each area, across state lines, and shows codes that share one area together.
Tennessee has 7 other area codes.
These are the questions people ask most about area code 731.
Where is area code 731?
731 covers Jackson, Paris, Dyersburg and Union City and 62 more places in Tennessee. In the 731 area, phone numbers are given out most in Madison County, then Gibson and Henry counties.
What state is area code 731 in?
Tennessee. 731 is a Tennessee area code on Central Time.
What cities use area code 731?
The places holding the most 731 prefixes are Jackson, Paris, Dyersburg, Union City, Humboldt, Brownsville, Lexington and Bolivar, out of 66 places in all. The count comes from NANPA's prefix assignments as of October 1, 2026.
Which phone company owns area code 731?
No single phone company owns 731. NANPA's records show BellSouth (AT&T) holds the most 731 prefixes, 81 of 395, followed by AT&T Mobility and Level 3 (Lumen). Numbers move between carriers, so check one exact number with a carrier lookup.
What time zone is area code 731 in?
731 is on Central Time.
When did area code 731 start?
731 went into service on February 12, 2001, when it was split off from 901.
How do I dial a 731 number?
Local calls need all 10 digits: 731-555-0142.
Is 731 a toll-free number?
No. 731 is a regular area code for Jackson and Paris in Tennessee, not a toll-free one. The toll-free codes in North America are 800, 833, 844, 855, 866, 877 and 888.
What area codes are near 731?
The closest are 901 (Memphis, Tennessee), 270/364 (Owensboro, Kentucky), 931 (Clarksville, Tennessee) and 615/629 (Nashville, Tennessee), measured between the centres of each area.
Who called me from a 731 number?
Enter the full 10-digit number in the lookup above. It returns the listed owner where there is a public record, where the number is registered, and whether it is a mobile, a landline or a VoIP line.
Is area code 731 a scam?
731 is a real Tennessee area code, so the code itself is not a warning sign. Scam callers fake local-looking numbers on purpose, so judge the call by what the caller asks for, and look the number up before calling back.
Put this lookup on your site: our free area code widget takes two lines of code and shows any US area code's state, time zone and local time.
Source: NANPA, the North American Numbering Plan Administrator: its area code database and prefix assignments, as of October 1, 2026.