Area code 364 – Kentucky
364 has served Kentucky since 2014, split from 270. It is still largely empty: 72 of 786 number blocks allocated. Other CLEC / VoIP is the largest holder with 51.4% of blocks, ahead of Charter / Spectrum at 18.1%. It shares its geography with overlay codes 270, so local calls take all ten digits. Spam complaints are comparatively rare: 86 in the 33 days to 30 October 2026, 380th of the 422 codes with five or more complaints.
Who holds 364 number blocks
Share of the 72 assigned NXX blocks (9.2% of the 786 possible), across 25 carriers. This is share of number blocks, not of subscribers.
- Other CLEC / VoIP47.2%
- Charter18.1%
- Onvoy13.9%
- Verizon6.9%
- Dish4.2%
- T-Mobile4.2%
- Bandwidth1.4%
- Peerless1.4%
- Lumen1.4%
- Twilio1.4%
Spam complaints naming 364
FTC Do Not Call complaints where the caller ID was a 364 number, 28 Sep – 30 Oct 2026 (33 days). Caller IDs on spam calls are frequently spoofed, so these are complaints about the code, not calls proven to originate in it.
Rate centers in 364
NANPA allocates number blocks to rate centers and records their names abbreviated to ten characters, so these are NANPA's codes rather than place names – CHAMPAURBN is Champaign-Urbana, NWYRCYZN01 is a New York City zone. We show them unchanged instead of guessing at the full names. Showing the largest 5 of 46.
Timeline
- 2014 364 goes into service, split from or overlaid on 270.
More about 364
Separate pages for the questions that need their own answer: what time it is there, what the complaint data says, who holds the number blocks, and how the code compares with the one it shares its area with.
Frequently asked about 364
What state is area code 364?
Kentucky. It covers the same area as 270/364.
Is a call from 364 a scam?
Not by itself. 364 drew 86 FTC complaints in the 33 days to 30 October 2026, 380th of 422 ranked codes – mid-pack or lower. Spam callers spoof caller IDs, so the only useful check is the full number.
Which carrier owns 364 numbers?
Other CLEC / VoIP holds the largest share of assigned number blocks at 51.4%. The rest is spread across 3 other carriers. This is share of number blocks, not of subscribers – people keep their numbers when they switch carriers.
Do I need to dial 10 digits in 364?
Yes – ten digits for local calls in 364, because it shares its area with another code.
Sources and verification
- NANPA – NPA Database (npa_report.csv), file date 11/01/2026, retrieved Nov 1, 2026
- NANPA – CO Code Assignment Records, All States (utilized), file updated 11/01/2026, retrieved Nov 1, 2026
- FTC – Do Not Call Reported Calls Data, 25 daily files 28 Sep – 30 Oct 2026, retrieved Nov 1, 2026
NANPA dialing note for this code: “10D”. Reviewed by the data desk. Spotted an error? Request a correction.