CallataGuidesGet a local business phone number in Ravenna, MI
Ravenna's area code, prefixes and carriers from NANPA records, and how to put a Ravenna number in front of your customers.
- Area code
- 231
- Exchanges
- 3NANPA-assigned
- Carriers
- 3
- Population
- 3,039Census 2024 est.
What area code is Ravenna, MI?
With 3,039 residents in the Census 2024 estimate, Ravenna sits in Muskegon County, Michigan. All 3 exchanges NANPA lists for its rate center are in area code 231. Ravenna is in the Eastern time zone.
According to NANPA's dialing-plan data, local calls within 231 are dialed as seven digits and toll calls as 1 plus ten digits.
| Area code | Exchanges here | Share | In service since | Overlay with | Time zone |
|---|---|---|---|---|---|
| 231 | 3 | 100% | 1999 | none | Eastern |
Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.
Ravenna exchanges by carrier
3 carriers hold the 3 exchanges assigned to Ravenna's rate center. Onvoy, Llcv - Mi has the most, with 1. 3 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 |
|---|---|---|
| Onvoy, Llcv - Mi | 1 | 33% |
| Charter Ip Enabled Services, LLC | 1 | 33% |
| Frontier North, INC. - Mi | 1 | 33% |
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.
Ravenna phone prefixes
These are the central office codes NANPA records for Ravenna. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2014. 1 of the 3 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 231 | 426, 685, 853 |
Source: NANPA utilized central office code file.
When Ravenna's exchanges were assigned
Assignment dates show when each block of Ravenna numbers was added to the local supply.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2010s | 1 | 50% |
| 2020s | 1 | 50% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
Rate centers and local calling in Ravenna
Phone numbers are tied to a rate center, the local calling area used to decide whether a call is local or toll. Ravenna's numbers are rated to the RAVENNA rate center in NANPA's records. A business number from one of the prefixes above shows up on customers' phones as a Ravenna number.
If your business already has a Ravenna number, porting it to Callata is free and keeps it on your cards, listings and vehicles.
Who does business near Ravenna
Ravenna is part of the Muskegon-Norton Shores, MI metro area, home to 177,000 people in 2024. County Business Patterns counted 3,147 business establishments in the Muskegon, MI metro area in 2023, employing 51,826 people. The largest sectors by establishment count are retail trade (523), health care and social assistance (408), and other services (except public administration) (378).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Limited-service restaurants | 129 | 2,333 | 18.1 |
| Full-service restaurants | 104 | 2,287 | 22.0 |
| Dental offices | 55 | 519 | 9.4 |
| Physician practices | 53 | 1,168 | 22.0 |
| Residential remodelers | 49 | — | — |
| Landscaping services | 46 | 184 | 4.0 |
| Plumbing, heating and air-conditioning contractors | 42 | 408 | 9.7 |
| Insurance agencies and brokerages | 41 | 198 | 4.8 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
A Ravenna 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 Ravenna, 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 Muskegon, MI metro area, 16 users on RingCentral RingEX Core come to $480.00 a month and on Ooma Office Pro $399.20, at month-to-month list prices checked September 28, 2026. On Callata the same 16 people cost $319.00 a month, less than either per-seat plan.
| Provider (plan) | Pricing basis | Per month | Per year |
|---|---|---|---|
| Callata (Callata Office) | $99 incl. 5 users, $20 per extra user | $319.00 | $3,828.00 |
| Quo (Starter) | $19.00 per user | $304.00 | $3,648.00 |
| Nextiva (Core) | $23.00 per user | $368.00 | $4,416.00 |
| Ooma (Office Pro) | $24.95 per user | $399.20 | $4,790.40 |
| Dialpad (Standard) | $27.00 per user | $432.00 | $5,184.00 |
| RingCentral (RingEX Core) | $30.00 per user | $480.00 | $5,760.00 |
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 Ravenna, MI?
231. All exchanges NANPA lists for Ravenna are in 231.
How many phone companies have exchanges in Ravenna?
3, holding 3 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Ravenna 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 Ravenna?
Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 16 users come to $319.00 a month. For comparison, 16 users on RingCentral RingEX Core list at $480.00 a month (checked September 28, 2026).