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Get a local business phone number in Oswego, NY

Oswego's area codes, prefixes and carriers from NANPA records, and how to put a Oswego number in front of your customers.

Area code
315 / 680
Exchanges
17NANPA-assigned
Carriers
9
Population
17,047Census 2024 est.

Oswego area codes

Oswego, in Oswego County, New York, had a Census-estimated population of 17,047 in July 2024. NANPA lists 17 exchanges for its rate center across 2 area codes; 315 has the most (15, 88%). 315 is part of an overlay with 680, so a new local number in Oswego may carry any of those codes depending on which have numbers available. Oswego is in the Eastern time zone.

According to NANPA's dialing-plan data, local calls within 315 are dialed as ten digits (area code plus number) and toll calls as ten digits (area code plus number).

Area codes with exchanges in Oswego, NY
Area codeExchanges hereShareIn service sinceOverlay withTime zone
3151588%1947680Eastern
680212%2017315Eastern

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

Oswego exchanges by carrier

9 carriers hold the 17 exchanges assigned to Oswego's rate center. Verizon New York, INC. has the most, with 5. 14 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. Holding a code means NANPA assigned that block of numbers to the carrier for this rate center; individual numbers may since have been ported elsewhere.

Carriers holding exchanges in Oswego, NY
Carrier (NANPA operating company)ExchangesShare
Verizon New York, INC.529%
Paetec Itel, LLC318%
Cellco Partnership d/b/a Verizon Wireless - NY212%
Omnipoint Communications, INC. - NY212%
Level 3 Communications, LLC - NY15.9%
TC Systems, INC. - NY15.9%
Onvoy Spectrum, LLC15.9%
Northland Networks, LTD. - NY15.9%
Onvoy, Llc- NY15.9%

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.

Exchanges (NPA-NXX) assigned in Oswego

A prefix (NXX) is the three digits after the area code. Numbers starting with these prefixes are rated as local to Oswego. The earliest assignment date recorded in the file for these codes is 2001. 2 of the 17 were assigned in 2020 or later.

Prefixes assigned in Oswego, NY
Area codePrefixes (NXX)
315207, 216, 236, 312, 326, 341, 342, 343, 349, 529, 532, 561, 596, 602, 746
680269, 295

Source: NANPA utilized central office code file.

When Oswego's exchanges were assigned

The table groups Oswego's exchanges by the decade NANPA recorded them as assigned.

Oswego, NY: exchanges by decade assigned
Decade assignedExchangesShare
2000s133%
2020s267%

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

What makes a number local to Oswego

What a caller sees as "local" is the area code plus prefix. In Oswego, those come from the OSWEGO rate center, as recorded by NANPA.

New local numbers are drawn from carrier inventory, so the exact 315 numbers available change over time; porting an existing number is free.

The local business market

Oswego is part of the Syracuse, NY metro area, home to 655,000 people in 2024. County Business Patterns counted 14,587 business establishments in the Syracuse, NY metro area in 2023, employing 263,502 people. The largest sectors by establishment count are retail trade (2,023), other services (except public administration) (1,653), and health care and social assistance (1,600).

Selected industries in the Syracuse, NY metro area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Limited-service restaurants4807,96516.6
Full-service restaurants4428,07218.3
Residential remodelers3381,1163.3
Physician practices3165,59317.7
Law offices2981,9386.5
Landscaping services2881,0923.8
Insurance agencies and brokerages2571,5295.9
General automotive repair shops2391,0714.5

Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.

Business phone service in Oswego

Callata Office costs $99 per month for up to 5 people, and each additional user is $20 a month. That covers up to 3 local numbers, calling from a browser or your cell, transcribed voicemail, recorded calls with AI summaries, after-hours routing and E911 on each number.

Porting a number you already use in Oswego is free, and business texting is available once the carrier registration (10DLC) is approved; the registration carries a one-time $49 fee. Which specific numbers are open in a given area code depends on carrier inventory at the time you sign up.

AI agents are optional: an AI receptionist or scheduler can pick up when the team is busy or closed, take a message, send a text or email, or transfer the call. They draw on prepaid AI minutes ($0.25/minute), disclose that they are AI, and outbound AI calls require prior consent and are limited to 8am–9pm.

An 18-person team is the benchmark here, the rounded average establishment size in the Syracuse, NY metro area. Billed per seat at month-to-month list prices (checked September 28, 2026), RingCentral RingEX Core costs $540.00 a month and Ooma Office Pro $449.10. Callata comes to $359.00 a month for 18 users ($99 a month with 5 users included, then $20 per additional user), below both.

Monthly list price for an 18-person team
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$359.00$4,308.00
Quo (Starter)$19.00 per user$342.00$4,104.00
Nextiva (Core)$23.00 per user$414.00$4,968.00
Ooma (Office Pro)$24.95 per user$449.10$5,389.20
Dialpad (Standard)$27.00 per user$486.00$5,832.00
RingCentral (RingEX Core)$30.00 per user$540.00$6,480.00

Competitor prices are each vendor's published month-to-month list price per user for its lowest plan that includes business calling and texting, checked September 28, 2026: Quo Starter $19, Nextiva Core $23, Ooma Office Pro $24.95 (Essentials excludes texting; one-time $29.95 activation not included), Dialpad Standard $27, RingCentral RingEX Core $30 ($20 billed annually). Prices exclude taxes and fees and may change; annual contracts lower some competitors' prices.

Frequently asked questions

What area code is Oswego, NY?

Oswego has exchanges in 315 and 680; 315 has the most.

How many phone companies have exchanges in Oswego?

9, holding 17 exchanges between them, according to NANPA's 10/01/2026 file.

Can I keep my existing Oswego business number?

Yes. Porting an existing number to Callata is free. Texting from it starts after carrier registration (10DLC), a one-time $49 fee.

How much is a business phone line in Oswego?

Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 18 users come to $359.00 a month. For comparison, 18 users on RingCentral RingEX Core list at $540.00 a month (checked September 28, 2026).