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Get a local business phone number in Oconto Falls, WI

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

Area code
920
Exchanges
4NANPA-assigned
Carriers
4
Population
3,024Census 2024 est.

What area code is Oconto Falls, WI?

With 3,024 residents in the Census 2024 estimate, Oconto Falls sits in Oconto County, Wisconsin. All 4 exchanges NANPA lists for its rate center are in area code 920. 920 is part of an overlay with 274, so a new local number in Oconto Falls may carry any of those codes depending on which have numbers available. Oconto Falls is in the Central time zone.

According to NANPA's dialing-plan data, local calls within 920 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Area codes with exchanges in Oconto Falls, WI
Area codeExchanges hereShareIn service sinceOverlay withTime zone
9204100%1997274Central

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

Who holds Oconto Falls phone exchanges

4 carriers hold the 4 exchanges assigned to Oconto Falls's rate center. Pltc, LLC - Wi has the most, with 1. 4 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 Oconto Falls, WI
Carrier (NANPA operating company)ExchangesShare
Pltc, LLC - Wi125%
New Cingular Wireless PCS, LLC - Il125%
Brightspeed of North Central Wisconsin, LLC125%
Bayland Telephone, LLC125%

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.

Oconto Falls phone prefixes

These are the central office codes NANPA records for Oconto Falls. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2013. None were assigned in 2020 or later.

Prefixes assigned in Oconto Falls, WI
Area codePrefixes (NXX)
920399, 671, 846, 848

Source: NANPA utilized central office code file.

How local numbers work in Oconto Falls

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

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

Who does business near Oconto Falls

Oconto Falls is part of the Green Bay, WI metro area, home to 335,000 people in 2024. County Business Patterns counted 7,968 business establishments in the Green Bay, WI metro area in 2023, employing 155,112 people. The largest sectors by establishment count are retail trade (982), health care and social assistance (912), and construction (873).

Selected industries in the Green Bay, WI metro area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Full-service restaurants2575,28820.6
Limited-service restaurants2134,32020.3
Insurance agencies and brokerages1508715.8
Physician practices144——
Drinking places1358746.5
Landscaping services1245944.8
Offices of real estate agents and brokers1144123.6
Plumbing, heating and air-conditioning contractors1111,88917.0

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

Setting up a Oconto Falls business line

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.

Porting a number you already use in Oconto Falls 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 Green Bay, WI 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 Oconto Falls, WI?

920. All exchanges NANPA lists for Oconto Falls are in 920.

How many phone companies have exchanges in Oconto Falls?

4, holding 4 exchanges between them, according to NANPA's 10/01/2026 file.

Can I keep my existing Oconto Falls 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 Oconto Falls?

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).