731 Area Code — TN
Area code 731 serves TN in the Central time zone, in service since 2001. The FCC has 55 unwanted-call complaints against 54 different 731 numbers on record. Look up the exact number that called you below.
Most-reported 731 numbers
Ranked by FCC unwanted-call complaints. Click a number for its full report.
731 unwanted-call complaints, last 12 months
Monthly FCC complaint volume against 731 numbers. Spikes usually mark an active robocall campaign cycling through the code.
About area code 731
- Serves
- TN
- Time zone
- Central
- In service since
- 2001-02-12
- Overlay
- No
Source: NANPA numbering records, refreshed weekly.
Spam calls from 731? What to know
Seeing repeated missed calls from 731 numbers you don't recognize is the classic signature of neighbor-spoofing robocall campaigns. The caller isn't necessarily in TN — spoofing software displays whatever digits the campaign chooses. Never call unknown numbers back; look them up first, and report unwanted calls to the FCC to build the public record.
Area code 731 FAQs
Where is area code 731?
Area code 731 serves TN, in the Central time zone. It has been in service since 2001.
Why do I keep getting calls from 731 numbers?
Robocallers use "neighbor spoofing" — displaying a number with a local area code to make you more likely to answer. A call showing area code 731 may not originate from TN at all. Look up the full 10-digit number on this site to see its complaint history before calling back.
Are 731 numbers safe to call back?
Area codes themselves are neither safe nor unsafe — 731 contains millions of legitimate lines alongside any spoofed or spam numbers. The FCC has logged 55 unwanted-call complaints against 54 distinct 731 numbers in our current data window. Check the specific number's report page before returning a missed call.