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Get a local business phone number in Cranbury, NJ

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

Area code
609 / 640
Exchanges
22NANPA-assigned
Carriers
10
Population
4,170Census 2024 est.

Area codes in Cranbury

With 4,170 residents in the Census 2024 estimate, Cranbury sits in Middlesex County, New Jersey. NANPA lists 22 exchanges for its rate center across 2 area codes; 609 has the most (17, 77%). 609 is part of an overlay with 640, so a new local number in Cranbury may carry any of those codes depending on which have numbers available. Cranbury is in the Eastern time zone.

According to NANPA's dialing-plan data, local calls within 609 are dialed as ten digits (area code plus number) and toll calls as ten digits (area code plus number).

Area codes with exchanges in Cranbury, NJ
Area codeExchanges hereShareIn service sinceOverlay withTime zone
6091777%1957640Eastern
640523%2018609Eastern

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

Who holds Cranbury phone exchanges

10 carriers hold the 22 exchanges assigned to Cranbury's rate center. Verizon New Jersey, INC. has the most, with 5. 17 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. The table counts codes by the operating company NANPA assigned them to, not by who serves each number today.

Carriers holding exchanges in Cranbury, NJ
Carrier (NANPA operating company)ExchangesShare
Verizon New Jersey, INC.523%
Paetec Itel, LLC314%
Cellco Partnership d/b/a Verizon Wireless - NJ314%
Omnipoint Communications Enterprises, LP314%
Level 3 Communications, LLC - NJ29.1%
Bandwidth.com CLEC, LLC - NJ29.1%
Mcimetro Access Transmission Services LLC - NJ14.5%
Teleport Communications America, LLC - NJ14.5%
Cablevision Lightpath, INC. - NJ14.5%
Boost Subscriberco L.l.c.14.5%

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 Cranbury

These are the central office codes NANPA records for Cranbury. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2001. 5 of the 22 were assigned in 2020 or later.

Prefixes assigned in Cranbury, NJ
Area codePrefixes (NXX)
609235, 366, 395, 409, 495, 578, 598, 619, 642, 655, 662, 664, 708, 722, 819, 842, 860
640204, 216, 229, 250, 267

Source: NANPA utilized central office code file.

When Cranbury's exchanges were assigned

Assignment dates show when each block of Cranbury numbers was added to the local supply.

Cranbury, NJ: exchanges by decade assigned
Decade assignedExchangesShare
2000s117%
2020s583%

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

Rate centers and local calling in Cranbury

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

New local numbers are drawn from carrier inventory, so the exact 609 numbers available change over time; porting an existing number is free.

Who does business near Cranbury

Cranbury is part of the New York-Newark-Jersey City, NY-NJ metro area, home to 19.9 million people in 2024. County Business Patterns counted 562,802 business establishments in the New York, NY-NJ metro area in 2023, employing 8,559,248 people. The largest sectors by establishment count are professional, scientific, and technical services (71,000), retail trade (70,682), and health care and social assistance (65,817).

Selected industries in the New York, NY-NJ metro area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Full-service restaurants19,706318,73916.2
Limited-service restaurants18,189193,21310.6
Physician practices15,136159,08410.5
Residential remodelers12,75142,5933.3
Law offices12,736122,2039.6
Dental offices9,58262,1166.5
Supermarkets and grocery stores8,596164,59119.1
Beauty salons8,44436,8824.4

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

A Cranbury number on Callata

Callata is a business phone system priced at $99 a month with 5 users included, then $20 per additional user. Callata Office includes up to 3 local business numbers, unlimited inbound calling, 1,500 pooled outbound US and Canada minutes per user each month, a browser softphone that can also ring your cell, voicemail with transcription, call recording with AI summaries, business-hours routing and E911 on every number.

If you already have a number in Cranbury, 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.

Per-seat phone plans multiply by headcount. For the rounded average establishment size in the New York, NY-NJ metro area, 15 users on RingCentral RingEX Core come to $450.00 a month and on Ooma Office Pro $374.25, at month-to-month list prices checked September 28, 2026. On Callata the same 15 people cost $299.00 a month, less than either per-seat plan.

Monthly list price for a 15-person team
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$299.00$3,588.00
Quo (Starter)$19.00 per user$285.00$3,420.00
Nextiva (Core)$23.00 per user$345.00$4,140.00
Ooma (Office Pro)$24.95 per user$374.25$4,491.00
Dialpad (Standard)$27.00 per user$405.00$4,860.00
RingCentral (RingEX Core)$30.00 per user$450.00$5,400.00

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 Cranbury, NJ?

Cranbury has exchanges in 609 and 640; 609 has the most.

How many phone companies have exchanges in Cranbury?

10, holding 22 exchanges between them, according to NANPA's 10/01/2026 file.

Can I keep my existing Cranbury 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 Cranbury?

Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 15 users come to $299.00 a month. For comparison, 15 users on RingCentral RingEX Core list at $450.00 a month (checked September 28, 2026).