646 area code
New York City area, Eastern Time.Area code 646 covers New York City in New York, on Eastern Time. 212 and 332 cover the same area. 917 covers it too, along with neighboring codes' areas.
Right now in New York City
Eastern Time (EST, UTC-5; EDT, UTC-4 in summer)
Calling hours: Every day, 8 AM to 9 PM (the federal rule)
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Where 646 numbers come from
Numbers are issued by rate center, a billing area named for its main town. 646 has 1. Each one's share is how many 646 numbers start there. Its biggest metro area is New York-Newark-Jersey City, NY-NJ.
- New York City100%
Share of exchanges (blocks of 10,000 numbers). Source: NANPA rate center and exchange reports, November 10, 2026
When can you call a 646 number?
Sales calls to homes and cell phones have legal hours, set by the federal rule. Hold every 646 number to them, since you can't tell a work line from a personal cell.
What applies to 646Every day, 8 AM to 9 PM
- Federal (TCPA and FTC rule)Every day, 8 AM to 9 PMCalls to residential and mobile numbers. Most calls to businesses are exempt from the FTC's rule.47 CFR 64.1200(c)(1); 16 CFR 310.4(c) (opens in a new tab)
Local time comes from the area code, not from where the person is today. Mobiles keep their number when they move. Calling hours here are a guide, not legal advice. Every state's calling hours, with sources
646 and 212 and 332
646 went into service on July 1, 1999. 646, 212 and 332 cover the same area, so new numbers can get any of them and neighbors can have different area codes. 646 holds 45% of the area's exchanges; 212 holds the most. 917 covers 646's area too, along with neighboring codes' areas. Local calls take all 10 digits.
- 1947212 overlay
- 1992917 overlay
- 1999646 starts
- 2017332 overlay
Source: NANPA area code database
Calling a list of 646 numbers?
Paste it into the free phone number validator. It checks every number, finds each one's time zone and sorts the list by who you can call right now.
646 area code FAQ
What area code is 646?
646 is a New York area code for New York City.
What time zone is the 646 area code in?
Eastern Time (EST, UTC-5; EDT, UTC-4 in summer).
Is 212 the same as 646?
Same area, different code. 646, 212 and 332 cover the same area (an overlay), so new numbers can get any of them and local calls take all 10 digits.
What are the calling hours for 646 numbers?
Every day, 8 AM to 9 PM, local time, under the federal rule.
When did the 646 area code start?
On July 1, 1999.
Calling 646 numbers? Reach more of them.
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