CallataGuides

Area code 363

Where 363 is, how it is dialed, which carriers hold its numbers and how many of its codes are in use, from NANPA's 10/01/2026 files.

State
NY
In service
2023
Assigned codes
38of 800 possible
Carriers
12

About area code 363

NANPA lists 363 as an in-service geographic area code for New York, first put into service on January 20, 2023. It is an overlay: 363 and 516 cover the same territory, so neighbors on the same street can have different area codes. It is in the Eastern time zone. The places with the most assigned exchanges include Farmingdale.

Area code 363: NANPA facts
ItemValue
StateNew York
In service sinceJanuary 20, 2023
Assigned by NANPAJanuary 21, 2022
OverlayYes, with 516
Parent area code (NANPA)516
Time zoneEastern
Local calls within the codeten digits (area code plus number)
Assigned central office codes38
Rate centers with codes11
Carriers holding codes12
Pooled codes37
Codes assigned since 202038
Relief planning in progressNo

Source: NANPA NPA report and utilized central office code file, both dated 10/01/2026.

Where 363 numbers are local

363 holds 0.32% of the 12,049 central office codes assigned in New York, the 21st most of the state's 23 codes. 1 Census place could be matched to rate centers with 363 exchanges; the most populous is Farmingdale (8,553). For a storefront or service area inside 363, the place pages show which prefixes are rated local there.

Most populous places with 363 exchanges
PlacePopulation (2024)Area codesExchangesCarriers
Farmingdale, NY8,553363, 516, 631, 9347311

Population: Census Vintage 2024 estimates for the matched place. Exchanges and carriers: NANPA utilized code file.

Dialing 363 numbers

According to NANPA's dialing-plan data, local calls within 363 are dialed as ten digits (area code plus number) and toll calls as ten digits (area code plus number). Ten-digit local dialing means the area code is part of how customers save and recognize your number, so print it in full everywhere. NANPA's dialing-plan note for this code reads: "1+10-digit dialing for all calls permissible at service provider discretion"

Who holds 363 exchanges

12 carriers hold the 38 central office codes assigned in 363. Onvoy, Llc- NY has the most, with 11 (29%). 37 of the codes (97%) are pooled, meaning the code holder shares blocks of 1,000 numbers with other carriers instead of using all 10,000 itself. Numbers can move between carriers through porting, so a code's holder tells you where the block started, not where every number lives now.

Largest code holders in area code 363
Carrier (NANPA operating company)ExchangesShare
Onvoy, Llc- NY1129%
New Cingular Wireless PCS, LLC - DC616%
Bandwidth.com CLEC, LLC - NY411%
Cellco Partnership d/b/a Verizon Wireless - NY411%
Onvoy Spectrum, LLC411%
Yorkstream Communications LLC25.3%
Wide Voice, LLC - NY25.3%
Omnipoint Communications, INC. - NY12.6%
Commio, LLC12.6%
Cablevision Lightpath, INC. - NY12.6%
Shelcomm12.6%
Exiant Communications LLC12.6%

Carrier names are the operating company (OCN) names on NANPA's utilized central office code file dated 10/01/2026. A carrier holding a code may port numbers to other carriers.

Rate centers and towns in 363

NANPA assigns each central office code to a rate center, the local calling area that decides whether a call is local or toll. 363 has codes in 11 rate centers. The table lists the rate centers with the most codes, with the matching Census place where the abbreviation could be matched.

Rate centers in area code 363 by assigned codes
Rate center (NANPA)PlaceCodes
NASSAUZN05not matched7
NASSAUZN02not matched7
NASSAUZN07not matched6
NASSAUZN08not matched3
NASSAUZN03not matched3
NASSAUZN09not matched3
NASSAUZN01not matched3
NASSAUZN04not matched2
NASSAUZN06not matched2
COLDSPGHBRnot matched1
FARMINGDLFarmingdale, NY1

Number supply in 363

An area code has 800 possible central office codes that start with 2 through 9, a few of which are reserved (such as N11 service codes and 555). 38 are assigned in 363, 4.8% of 800. 38 were assigned in 2020 or later.

Area code 363: central office codes by decade assigned
Decade assignedExchangesShare
2020s38100%

Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.

Using area code 363 for business calls

For $99 a month, Callata puts a team of up to 5 on one plan ($20 for each person after that): up to 3 local numbers, unlimited inbound calls, a pooled allowance of 1,500 outbound US and Canada minutes per user, browser and cell calling, voicemail transcription with urgency triage, recorded calls with AI summaries and business-hours routing, with E911 on every number.

If you already have a number in area code 363, porting it to Callata is free. Texting from a local number requires a one-time carrier registration (10DLC, $49), and the numbers available in any area code depend on carrier inventory when you choose them.

Optional AI agents (receptionist, sales, support or scheduler) can answer calls after hours or when nobody picks up, take messages, text, email and transfer to your team. They are billed from prepaid AI minutes at $0.25 per minute, identify themselves as AI, and may only place outbound calls to people who consented, between 8am and 9pm.

Frequently asked questions

Where is area code 363?

363 is a geographic area code in New York. Places with the most assigned exchanges include Farmingdale.

What time zone is area code 363 in?

NANPA lists 363 in the Eastern time zone.

When did area code 363 go into service?

NANPA records an in-service date of January 20, 2023. The code was assigned on January 21, 2022.

Is 363 an overlay area code?

Yes. It shares its territory with 516.

Can my business get a 363 phone number?

Callata includes up to 3 local numbers on its $99/month plan (5 users included). Which 363 numbers are open depends on carrier inventory when you choose, and you can port an existing number for free.