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Get a local business phone number in Somerset, WI

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

Area code
534 / 715
Exchanges
2NANPA-assigned
Carriers
2
Population
4,488Census 2024 est.

Area codes in Somerset

With 4,488 residents in the Census 2024 estimate, Somerset sits in St. Croix County, Wisconsin. NANPA lists 2 exchanges for its rate center across 2 area codes; 534 has the most (1, 50%). 534 is part of an overlay with 715, so a new local number in Somerset may carry any of those codes depending on which have numbers available. Somerset is in the Central time zone.

According to NANPA's dialing-plan data, local calls within 534 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Area codes with exchanges in Somerset, WI
Area codeExchanges hereShareIn service sinceOverlay withTime zone
534150%2010715Central
715150%1947534Central

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

Who holds Somerset phone exchanges

2 carriers hold the 2 exchanges assigned to Somerset's rate center. Boost Subscriberco L.l.c. has the most, with 1. 1 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. A business number in Somerset can come from any of these blocks; once it is yours, porting lets it move between providers.

Carriers holding exchanges in Somerset, WI
Carrier (NANPA operating company)ExchangesShare
Boost Subscriberco L.l.c.150%
Somerset Tel. CO., INC.150%

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 Somerset

Each prefix below is a block of up to 10,000 numbers that NANPA assigned to Somerset's rate center (SOMERSET). The earliest assignment date recorded in the file for these codes is 2023. 1 of the 2 were assigned in 2020 or later.

Prefixes assigned in Somerset, WI
Area codePrefixes (NXX)
534215
715247

Source: NANPA utilized central office code file.

Rate centers and local calling in Somerset

Phone numbers are tied to a rate center, the local calling area used to decide whether a call is local or toll. Somerset's numbers are rated to the SOMERSET rate center in NANPA's records. A business number from one of the prefixes above shows up on customers' phones as a Somerset number.

If your business already has a Somerset number, porting it to Callata is free and keeps it on your cards, listings and vehicles.

Who does business near Somerset

Somerset is part of the Minneapolis-St. Paul-Bloomington, MN-WI metro area, home to 3.8 million people in 2024. County Business Patterns counted 99,443 business establishments in the Minneapolis, MN-WI metro area in 2023, employing 1,885,126 people. The largest sectors by establishment count are health care and social assistance (13,207), professional, scientific, and technical services (12,899), and construction (10,456).

Selected industries in the Minneapolis, MN-WI metro area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Limited-service restaurants2,61852,60620.1
Offices of real estate agents and brokers2,6095,2702.0
Full-service restaurants2,38261,83726.0
Residential remodelers2,0786,9173.3
Insurance agencies and brokerages1,88511,2196.0
Landscaping services1,6059,9936.2
Law offices1,57013,4958.6
Management consulting firms1,32010,0027.6

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

A Somerset number on Callata

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.

If you already have a number in Somerset, 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.

A 19-person team is the benchmark here, the rounded average establishment size in the Minneapolis, MN-WI metro area. Billed per seat at month-to-month list prices (checked September 28, 2026), RingCentral RingEX Core costs $570.00 a month and Ooma Office Pro $474.05. On Callata the same 19 people cost $379.00 a month, less than either per-seat plan.

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 Somerset, WI?

Somerset has exchanges in 534 and 715; 534 has the most.

How many phone companies have exchanges in Somerset?

2, holding 2 exchanges between them, according to NANPA's 10/01/2026 file.

Can I keep my existing Somerset 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 Somerset?

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).