Get a local business phone number in Cedarburg, WI
Cedarburg's area code, prefixes and carriers from NANPA records, and how to put a Cedarburg number in front of your customers.
- Area code
- 262
- Exchanges
- 14NANPA-assigned
- Carriers
- 6
- Population
- 13,011Census 2024 est.
What area code is Cedarburg, WI?
With 13,011 residents in the Census 2024 estimate, Cedarburg sits in Ozaukee County, Wisconsin. All 14 exchanges NANPA lists for its rate center are in area code 262. Cedarburg is in the Central time zone.
According to NANPA's dialing-plan data, local calls within 262 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.
| Area code | Exchanges here | Share | In service since | Overlay with | Time zone |
|---|---|---|---|---|---|
| 262 | 14 | 100% | 1999 | none | Central |
Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.
Phone carriers in Cedarburg
6 carriers hold the 14 exchanges assigned to Cedarburg's rate center. Wisconsin Bell INC has the most, with 5. 11 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. A business number in Cedarburg can come from any of these blocks; once it is yours, porting lets it move between providers.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| Wisconsin Bell INC | 5 | 36% |
| Onvoy, LLC - Wi | 3 | 21% |
| Level 3 Communications, LLC - Wi | 2 | 14% |
| Paetec Itel, LLC | 2 | 14% |
| Teleport Communications America, LLC Wi | 1 | 7.1% |
| Mcimetro Access Transmission Services LLC | 1 | 7.1% |
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 Cedarburg
These are the central office codes NANPA records for Cedarburg. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2001. 3 of the 14 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 262 | 204, 228, 274, 304, 329, 375, 376, 377, 387, 401, 421, 474, 546, 618 |
Source: NANPA utilized central office code file.
When Cedarburg's exchanges were assigned
The table groups Cedarburg's exchanges by the decade NANPA recorded them as assigned.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2000s | 1 | 20% |
| 2010s | 1 | 20% |
| 2020s | 3 | 60% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
How local numbers work in Cedarburg
Phone numbers are tied to a rate center, the local calling area used to decide whether a call is local or toll. Cedarburg's numbers are rated to the CEDARBURG rate center in NANPA's records. A business number from one of the prefixes above shows up on customers' phones as a Cedarburg number.
Keeping an existing Cedarburg number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 262 when you pick it.
Who does business near Cedarburg
Cedarburg is part of the Milwaukee-Waukesha, WI metro area, home to 1.6 million people in 2024. County Business Patterns counted 39,486 business establishments in the Milwaukee, WI metro area in 2023, employing 775,828 people. The largest sectors by establishment count are health care and social assistance (5,999), retail trade (4,367), and professional, scientific, and technical services (3,832).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Physician practices | 1,368 | — | — |
| Full-service restaurants | 1,157 | 24,676 | 21.3 |
| Limited-service restaurants | 1,150 | 22,518 | 19.6 |
| Insurance agencies and brokerages | 741 | 4,115 | 5.6 |
| Child day care services | 659 | 6,265 | 9.5 |
| Dental offices | 654 | 5,631 | 8.6 |
| Law offices | 643 | 6,156 | 9.6 |
| Landscaping services | 633 | 4,828 | 7.6 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Business phone service in Cedarburg
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 Cedarburg 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 20-person team is the benchmark here, the rounded average establishment size in the Milwaukee, WI metro area. Billed per seat at month-to-month list prices (checked September 28, 2026), RingCentral RingEX Core costs $600.00 a month and Ooma Office Pro $499.00. Callata comes to $399.00 a month for 20 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 | $399.00 | $4,788.00 |
| Quo (Starter) | $19.00 per user | $380.00 | $4,560.00 |
| Nextiva (Core) | $23.00 per user | $460.00 | $5,520.00 |
| Ooma (Office Pro) | $24.95 per user | $499.00 | $5,988.00 |
| Dialpad (Standard) | $27.00 per user | $540.00 | $6,480.00 |
| RingCentral (RingEX Core) | $30.00 per user | $600.00 | $7,200.00 |
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 Cedarburg, WI?
262. All exchanges NANPA lists for Cedarburg are in 262.
How many phone companies have exchanges in Cedarburg?
6, holding 14 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Cedarburg 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 Cedarburg?
Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 20 users come to $399.00 a month. For comparison, 20 users on RingCentral RingEX Core list at $600.00 a month (checked September 28, 2026).