646 area code
Where the 646 area code is, its overlay and how to dial a +1 646 number from anywhere.
The 646 area code is in New York City, New York, United States (Eastern (ET)). To call from abroad: +1 646 555-0123. It is an overlay, so all 10 digits are dialled.
The 646 area code is a geographic North American Numbering Plan (NANP) code covering New York City, New York. It has been in service since 07-May-1999 and sits in the Eastern (ET) time zone.
How to dial a 646 number
+1 646 555-01231 646 555-0123646 555-0123Cities in the 646 area code
A 646 number is usually in one of these places in New York.
Other New York area codes
Frequently asked questions
Where is the 646 area code?
The 646 area code is in New York City, New York, United States (Eastern (ET)).
Is 646 an overlay area code?
Yes. 646 overlays the same region as 212, 332, 917, so callers dial all 10 digits.
Do I have to dial 10 digits for 646?
Yes — dial the area code plus the seven-digit number.
How do I call a 646 number from another country?
Dial your exit code (or +), then 1, then 646, then the number: +1 646 555-0123.
Source: NANPA numbering plan. An area code covers a region, not a precise address — a 646 number does not pinpoint a street or ZIP code.
Number holders in area code 646
Each prefix (the three digits after the area code) is assigned by NANPA to one telephone company. 800 prefixes are in use in 646, shared by 42 companies. The largest holders:
| Company | Prefixes | Share |
|---|---|---|
| Omnipoint Communications, Inc. | 192 | 24% |
| Verizon New York, Inc. | 92 | 12% |
| Cellco Partnership Dba Verizon Wireless | 84 | 11% |
| New Cingular Wireless PCS, LLC | 72 | 9% |
| Paetec Itel, LLC | 66 | 8% |
| Level 3 Communications, LLC | 59 | 7% |
Source: NANPA central office code assignments. A number keeps its original prefix when it is ported to another carrier.
Complaints about 646 numbers
- Reports to the FTC, last 30 days
- 497
- Recorded messages or robocalls
- 45%
- Rank among area codes
- #206 of 670
- Most reported subjects
- Other (188)
- Calls pretending to be government, businesses, or family and friends (120)
- Reducing your debt (credit cards, mortgage, student loans) (45)
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 646 — cities & rate centres