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Get a local business phone number in Deep River, CT

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

Area code
860 / 959
Exchanges
12NANPA-assigned
Carriers
7
Population
4,483Census 2024 est.

Area codes in Deep River

Deep River, in Lower Connecticut River Valley Planning Region, Connecticut, had a Census-estimated population of 4,483 in July 2024. NANPA lists 12 exchanges for its rate center across 2 area codes; 860 has the most (8, 67%). 860 is part of an overlay with 959, so a new local number in Deep River may carry any of those codes depending on which have numbers available. Deep River is in the Eastern time zone.

According to NANPA's dialing-plan data, local calls within 860 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Area codes with exchanges in Deep River, CT
Area codeExchanges hereShareIn service sinceOverlay withTime zone
860867%1995959Eastern
959433%2014860Eastern

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

Phone carriers in Deep River

7 carriers hold the 12 exchanges assigned to Deep River's rate center. Omnipoint Communications, INC. - CT has the most, with 5. 12 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. A business number in Deep River can come from any of these blocks; once it is yours, porting lets it move between providers.

Carriers holding exchanges in Deep River, CT
Carrier (NANPA operating company)ExchangesShare
Omnipoint Communications, INC. - CT542%
Mcimetro Access Transmission Services LLC217%
Southern New England Telco d/b/a Frontier Comm of CT18.3%
Teleport Communications America, LLC - CT18.3%
Onvoy, LLC - CT18.3%
Level 3 Communications, LLC - CT18.3%
Ton80 Communications, LLC18.3%

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.

Local prefixes for Deep River

These are the central office codes NANPA records for Deep River. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2001. 4 of the 12 were assigned in 2020 or later.

Prefixes assigned in Deep River, CT
Area codePrefixes (NXX)
860322, 374, 526, 532, 718, 790, 879, 938
959217, 231, 263, 759

Source: NANPA utilized central office code file.

When Deep River's exchanges were assigned

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

Deep River, CT: exchanges by decade assigned
Decade assignedExchangesShare
2000s120%
2020s480%

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

What makes a number local to Deep River

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

New local numbers are drawn from carrier inventory, so the exact 860 numbers available change over time; porting an existing number is free.

The local business market

Deep River is part of the Hartford-West Hartford-East Hartford, CT metro area, home to 1.2 million people in 2024. County Business Patterns counted 28,131 business establishments in the Hartford, CT metro area in 2023, employing 539,213 people. The largest sectors by establishment count are health care and social assistance (3,938), retail trade (3,787), and other services (except public administration) (3,043).

Selected industries in the Hartford, CT metro area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Full-service restaurants1,07319,45018.1
Limited-service restaurants90212,27113.6
Physician practices85016,13319.0
Landscaping services6223,9366.3
Law offices6144,7037.7
Dental offices5654,1507.3
Insurance agencies and brokerages4323,4798.1
Plumbing, heating and air-conditioning contractors3804,18111.0

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

Business phone service in Deep River

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 Deep River 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.

The comparison below uses 19 users, the rounded average establishment size in the Hartford, CT metro area. At list prices checked September 28, 2026, that is $474.05 a month on Ooma Office Pro and $570.00 on RingCentral RingEX Core. Callata comes to $379.00 a month for 19 users ($99 a month with 5 users included, then $20 per additional user), below both.

Monthly list price for a 19-person team
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$379.00$4,548.00
Quo (Starter)$19.00 per user$361.00$4,332.00
Nextiva (Core)$23.00 per user$437.00$5,244.00
Ooma (Office Pro)$24.95 per user$474.05$5,688.60
Dialpad (Standard)$27.00 per user$513.00$6,156.00
RingCentral (RingEX Core)$30.00 per user$570.00$6,840.00

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 Deep River, CT?

Deep River has exchanges in 860 and 959; 860 has the most.

How many phone companies have exchanges in Deep River?

7, holding 12 exchanges between them, according to NANPA's 10/01/2026 file.

Can I keep my existing Deep River 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 Deep River?

Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 19 users come to $379.00 a month. For comparison, 19 users on RingCentral RingEX Core list at $570.00 a month (checked September 28, 2026).