CallataGuidesGet a local business phone number in Mount Orab, OH
Mount Orab's area codes, prefixes and carriers from NANPA records, and how to put a Mount Orab number in front of your customers.
- Area code
- 326 / 937
- Exchanges
- 4NANPA-assigned
- Carriers
- 4
- Population
- 4,400Census 2024 est.
What area code is Mount Orab, OH?
With 4,400 residents in the Census 2024 estimate, Mount Orab sits in Brown County, Ohio. NANPA lists 4 exchanges for its rate center across 2 area codes; 326 has the most (2, 50%). 326 is part of an overlay with 937, so a new local number in Mount Orab may carry any of those codes depending on which have numbers available. Mount Orab is in the Eastern time zone.
According to NANPA's dialing-plan data, local calls within 326 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.
Who holds Mount Orab phone exchanges
4 carriers hold the 4 exchanges assigned to Mount Orab's rate center. New Cingular Wireless PCS, LLC - Il 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.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| New Cingular Wireless PCS, LLC - Il | 1 | 25% |
| Onvoy, LLC - Oh | 1 | 25% |
| Frontier North, INC. - Oh | 1 | 25% |
| Horizon Services, INC. - Oh | 1 | 25% |
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 Mount Orab
These are the central office codes NANPA records for Mount Orab. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2012. 2 of the 4 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 326 | 201, 242 |
| 937 | 444, 712 |
Source: NANPA utilized central office code file.
When Mount Orab's exchanges were assigned
Assignment dates show when each block of Mount Orab numbers was added to the local supply.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2010s | 1 | 33% |
| 2020s | 2 | 67% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
Rate centers and local calling in Mount Orab
NANPA ties every exchange to a rate center. For Mount Orab that is MOUNT ORAB, so a number from one of these exchanges reads as local to people in and around Mount Orab.
If your business already has a Mount Orab number, porting it to Callata is free and keeps it on your cards, listings and vehicles.
Who does business near Mount Orab
Mount Orab is part of the Cincinnati, OH-KY-IN metro area, home to 2.3 million people in 2024. County Business Patterns counted 48,255 business establishments in the Cincinnati, OH-KY-IN metro area in 2023, employing 1,030,698 people. The largest sectors by establishment count are retail trade (6,169), health care and social assistance (5,605), and accommodation and food services (4,958).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Limited-service restaurants | 1,896 | 39,771 | 21.0 |
| Full-service restaurants | 1,601 | 43,114 | 26.9 |
| Physician practices | 1,003 | 21,885 | 21.8 |
| Offices of real estate agents and brokers | 801 | 1,903 | 2.4 |
| Landscaping services | 797 | 6,520 | 8.2 |
| Insurance agencies and brokerages | 782 | 4,447 | 5.7 |
| Law offices | 749 | 5,610 | 7.5 |
| Dental offices | 745 | 6,356 | 8.5 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Setting up a Mount Orab business line
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.
If you already have a number in Mount Orab, 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.
The comparison below uses 21 users, the rounded average establishment size in the Cincinnati, OH-KY-IN metro area. At list prices checked September 28, 2026, that is $523.95 a month on Ooma Office Pro and $630.00 on RingCentral RingEX Core. On Callata the same 21 people cost $419.00 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 | $419.00 | $5,028.00 |
| Quo (Starter) | $19.00 per user | $399.00 | $4,788.00 |
| Nextiva (Core) | $23.00 per user | $483.00 | $5,796.00 |
| Ooma (Office Pro) | $24.95 per user | $523.95 | $6,287.40 |
| Dialpad (Standard) | $27.00 per user | $567.00 | $6,804.00 |
| RingCentral (RingEX Core) | $30.00 per user | $630.00 | $7,560.00 |
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 Mount Orab, OH?
Mount Orab has exchanges in 326 and 937; 326 has the most.
How many phone companies have exchanges in Mount Orab?
4, holding 4 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Mount Orab 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 Mount Orab?
Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 21 users come to $419.00 a month. For comparison, 21 users on RingCentral RingEX Core list at $630.00 a month (checked September 28, 2026).