606 area code
Where the 606 area code is, its overlay and how to dial a +1 606 number from anywhere.
The 606 area code is in Ashland, Kentucky, United States (EC). To call from abroad: +1 606 555-0123.
The 606 area code is a geographic North American Numbering Plan (NANP) code covering Ashland, Kentucky. It has been in service since 01-Jan-1955 and sits in the EC time zone.
How to dial a 606 number
+1 606 555-01231 606 555-0123Cities in the 606 area code
A 606 number is usually in one of these places in Kentucky — 1 county.
Other Kentucky area codes
Frequently asked questions
Where is the 606 area code?
The 606 area code is in Ashland, Kentucky, United States (EC).
Do I have to dial 10 digits for 606?
Local calls within 606 may use seven digits; ten-digit dialling always works.
How do I call a 606 number from another country?
Dial your exit code (or +), then 1, then 606, then the number: +1 606 555-0123.
Source: NANPA numbering plan. An area code covers a region, not a precise address — a 606 number does not pinpoint a street or ZIP code.
Number holders in area code 606
Each prefix (the three digits after the area code) is assigned by NANPA to one telephone company. 668 prefixes are in use in 606, shared by 42 companies. The largest holders:
| Company | Prefixes | Share |
|---|---|---|
| New Cingular Wireless PCS, LLC | 88 | 13% |
| Onvoy, LLC | 79 | 12% |
| Windstream Kentucky East, Inc. - Lexington | 74 | 11% |
| Bellsouth Telecomm Inc Dba South Central Bell Tel | 61 | 9% |
| Cellco Partnership Dba Verizon Wireless | 50 | 7% |
| Windstream Kentucky East, Inc. - London | 43 | 6% |
Source: NANPA central office code assignments. A number keeps its original prefix when it is ported to another carrier.
Complaints about 606 numbers
- Reports to the FTC, last 30 days
- 239
- Recorded messages or robocalls
- 73%
- Rank among area codes
- #316 of 670
- Most reported subjects
- Other (88)
- Reducing your debt (credit cards, mortgage, student loans) (52)
- Medical & prescriptions (23)
Period Aug 26 – Sep 24, 2026. These are the numbers shown on the caller ID of the reported calls; many are spoofed and do not belong to the real caller.
Source: US Federal Trade Commission, Do Not Call reported calls data (daily files).
All US area codes United States +1 Map of area code 606 — cities & rate centres