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AREA CODE · NEW YORK

Area code 363

Area code 363 covers Nassau, New York. Map, time zone, overlays, carriers, the full list of prefixes and how to dial it.

State: New York Major City: Nassau Eastern Time (ET) Overlay: 363/516
01 / WHERE IT IS

Where is area code 363?

Area code 363 is assigned to Nassau and the surrounding region in New York. Calls to numbers that start with 363 are routed to this area.

Area code 363 shares its territory with 516. Because it is an overlay, local calls require dialing all 10 digits.

Counties covered

Nassau CountySuffolk County

Line types

  • Mobile 38.71%
  • Landline 61.29%
02 / MAP

Area code 363 on the map

The shaded area joins the code’s numbering centers; the marker shows its main city.

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© OpenStreetMap contributors

03 / LOCAL TIME

Current time in Nassau

This area code is in the Eastern Time (ET) time zone.

Local timeNassau, NY--:--:--

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America/New_YorkLive
04 / HOW TO DIAL

How to call Nassau

WITHIN THE US363 XXX XXXX

Always 10 digits — landline, mobile or VoIP. Local, long distance or a different state: the format is always the same. You do not need to dial the 1 first.

FROM ABROAD+1 363 XXX XXXX

Exit codes: 00 Europe/Mexico · 011 Canada · 010 Japan · + universal

WHATSAPP / IMESSAGE+1 363 XXX XXXX

Always save the number in international format so messaging apps recognize it correctly:

Call typeTraditional landlineMobile / VoIP
Local (same area code)10 digits10 digits
US long distance1 + 10 digits10 digits
Emergency911911
🌐Universal+1 363 555 0123
🇪🇸🇲🇽Spain / Mexico00 1 363 555 0123
🇦🇺Australia0011 1 363 555 0123
🇯🇵Japan010 1 363 555 0123
HAVE THE FULL NUMBER?

Learn more about that number.

Check the line type and the carrier the number block was originally assigned to.

10 digits to see the carrier and line type of the number

05 / CARRIERS

Carriers in area code 363

Share of the number blocks by carrier and line type.

Landline

Sinch
42%
Bandwidth
21%
YORKSTREAM COMMUNICATIONS
11%
Wide Voice
11%
Commio
5%
Others
11%

Mobile

Verizon Wireless
33%
Sinch
33%
AT&T Mobility
17%
T-Mobile USA
8%
Shelcomm
8%

Carrier shown is the original assignment of each number block and may differ today because of number portability.

06 / PREFIXES

Complete list of prefixes for area code 363

31 number blocks (NXX) assigned in this area code.

PrefixTypeCityCarrier
(363) 200 Mobile Nassau Zone 8 T-Mobile USAOMNIPOINT COMMUNICATIONS, INC. - NY
(363) 201 Landline Nassau Zone 4 CommioCOMMIO, LLC
(363) 202 Landline Nassau Zone 7 Cablevision LightpathCABLEVISION LIGHTPATH, INC. - NY
(363) 203 Landline Nassau Zone 6 BandwidthBANDWIDTH.COM CLEC, LLC - NY
(363) 204 Landline Nassau Zone 3 BandwidthBANDWIDTH.COM CLEC, LLC - NY
(363) 205 Landline Nassau Zone 5 BandwidthBANDWIDTH.COM CLEC, LLC - NY
(363) 206 Landline Nassau Zone 8 SinchONVOY, LLC- NY
(363) 207 Landline Nassau Zone 2 SinchONVOY, LLC- NY
(363) 208 Mobile Nassau Zone 5 AT&T MobilityNEW CINGULAR WIRELESS PCS, LLC - DC
(363) 209 Mobile Nassau Zone 7 AT&T MobilityNEW CINGULAR WIRELESS PCS, LLC - DC

Showing 10 of 31 prefixes

07 / FAQ

Frequently asked questions about area code 363

Where is area code 363 used?
Area code 363 serves Nassau and the surrounding area in New York, including Nassau County, Suffolk County.
What city is area code 363 from?
The main city of area code 363 is Nassau, NY.
What time zone is area code 363 in?
Area code 363 is in the Eastern Time (ET) time zone (America/New_York).
When was area code 363 created?
Area code 363 was put into service on 2023-11-04.
Is 363 an overlay area code?
Yes. It shares its territory with 516. In an overlay, every call requires dialing all 10 digits.
How do I call a number with area code 363 from the United States?
Dial the 10 digits: 363 + 7-digit number. For some long-distance calls from a landline you may need to add a 1 first.
How do I call a 363 number from another country?
Dial your country's exit code (or +), then 1, then 363 and the seven-digit number. From a mobile you can use +1 363 XXX XXXX.
Which carriers use area code 363?
Most landline blocks belong to Sinch and most mobile blocks to Verizon Wireless. The carrier shown is the original assignment and may differ today because of number portability.
Is area code 363 for landlines, mobiles or both?
Both. About 61.29% of the number blocks are landline, 38.71% mobile.
How do I save a 363 number in WhatsApp or my phone?
Save it in international format: +1 363 XXX XXXX. That way WhatsApp, iMessage and Telegram recognize it from any country.
Is it safe to answer calls from area code 363?
The area code only shows the region a number was assigned to; it does not tell you who is calling. Scammers can fake any area code, so do not share personal or banking information with unknown callers, and let unknown numbers go to voicemail.
KEEP EXPLORING

Nearby area codes

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Other area codes in New York

212 · New York City315 · Syracuse329 · Kingston332 · New York City347 · New York City516 · Nassau518 · Albany585 · Rochester607 · Binghamton631 · Brentwood646 · New York City680 · Syracuse716 · Buffalo718 · New York City838 · Albany845 · Poughkeepsie914 · Westchester917 · New York City929 · New York City934 · Amityville

View all New York area codes →