Get a local business phone number in Warwick, RI
Warwick's area code, prefixes and carriers from NANPA records, and how to put a Warwick number in front of your customers.
- Area code
- 401
- Exchanges
- 21NANPA-assigned
- Carriers
- 9
- Population
- 83,554Census 2024 est.
Area codes in Warwick
Warwick, in Kent County, Rhode Island, had a Census-estimated population of 83,554 in July 2024. All 21 exchanges NANPA lists for its rate center are in area code 401. Warwick is in the Eastern time zone.
According to NANPA's dialing-plan data, local calls within 401 are dialed as seven digits and toll calls as seven digits.
| Area code | Exchanges here | Share | In service since | Overlay with | Time zone |
|---|---|---|---|---|---|
| 401 | 21 | 100% | 1947 | none | Eastern |
Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.
Phone carriers in Warwick
9 carriers hold the 21 exchanges assigned to Warwick's rate center. Verizon New England INC. has the most, with 7. 15 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.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| Verizon New England INC. | 7 | 33% |
| Paetec Itel, LLC | 5 | 24% |
| Teleport Communications America, LLC - CA | 2 | 9.5% |
| Level 3 Communications, LLC - Ri | 2 | 9.5% |
| Telnyx LLC | 1 | 4.8% |
| Metropcs, INC. | 1 | 4.8% |
| Onvoy, LLC - Ri | 1 | 4.8% |
| Mcimetro Access Transmission Services LLC | 1 | 4.8% |
| Comcast Ip Phone, LLC | 1 | 4.8% |
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 Warwick
A prefix (NXX) is the three digits after the area code. Numbers starting with these prefixes are rated as local to Warwick. The earliest assignment date recorded in the file for these codes is 2002. 1 of the 21 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 401 | 244, 287, 298, 352, 361, 384, 391, 468, 562, 593, 681, 691, 732, 734, 736, 737, 738, 739, 773, 889, 921 |
Source: NANPA utilized central office code file.
When Warwick's exchanges were assigned
The table groups Warwick's exchanges by the decade NANPA recorded them as assigned.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2000s | 1 | 50% |
| 2020s | 1 | 50% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
What makes a number local to Warwick
NANPA ties every exchange to a rate center. For Warwick that is WARWICK, so a number from one of these exchanges reads as local to people in and around Warwick.
Keeping an existing Warwick number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 401 when you pick it.
The local business market
Warwick is part of the Providence-Warwick, RI-MA metro area, home to 1.7 million people in 2024. County Business Patterns counted 42,731 business establishments in the Providence, RI-MA metro area in 2023, employing 645,576 people. The largest sectors by establishment count are retail trade (5,533), construction (5,278), and health care and social assistance (4,723).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Full-service restaurants | 1,603 | 32,197 | 20.1 |
| Limited-service restaurants | 1,343 | 18,216 | 13.6 |
| Landscaping services | 1,137 | 3,950 | 3.5 |
| Residential remodelers | 1,119 | 3,316 | 3.0 |
| Law offices | 929 | 4,635 | 5.0 |
| Plumbing, heating and air-conditioning contractors | 772 | 6,540 | 8.5 |
| Physician practices | 702 | 12,598 | 17.9 |
| Electrical contractors | 612 | 4,397 | 7.2 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Business phone service in Warwick
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.
Porting a number you already use in Warwick 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.
A 15-person team is the benchmark here, the rounded average establishment size in the Providence, RI-MA metro area. Billed per seat at month-to-month list prices (checked September 28, 2026), RingCentral RingEX Core costs $450.00 a month and Ooma Office Pro $374.25. Callata comes to $299.00 a month for 15 users ($99 a month with 5 users included, then $20 per additional user), below both.
| Provider (plan) | Pricing basis | Per month | Per 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 Warwick, RI?
401. All exchanges NANPA lists for Warwick are in 401.
How many phone companies have exchanges in Warwick?
9, holding 21 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Warwick 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 Warwick?
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).