CallataGuidesGet a local business phone number in Rock Port, MO
Rock Port's area code, prefixes and carriers from NANPA records, and how to put a Rock Port number in front of your customers.
- Area code
- 660
- Exchanges
- 3NANPA-assigned
- Carriers
- 3
- Population
- 1,238Census 2024 est.
Rock Port area codes
With 1,238 residents in the Census 2024 estimate, Rock Port sits in Atchison County, Missouri. All 3 exchanges NANPA lists for its rate center are in area code 660. Rock Port is in the Central time zone.
According to NANPA's dialing-plan data, local calls within 660 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 |
|---|---|---|---|---|---|
| 660 | 3 | 100% | 1997 | none | Central |
Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.
Rock Port exchanges by carrier
3 carriers hold the 3 exchanges assigned to Rock Port's rate center. Cellco Partnership d/b/a Verizon Wireless - Mo has the most, with 1. 3 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. A business number in Rock Port can come from any of these blocks; once it is yours, porting lets it move between providers.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| Cellco Partnership d/b/a Verizon Wireless - Mo | 1 | 33% |
| Rock Port Tel. CO. | 1 | 33% |
| New Cingular Wireless PCS, LLC - Il | 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.
Exchanges (NPA-NXX) assigned in Rock Port
These are the central office codes NANPA records for Rock Port. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2004. None were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 660 | 253, 744, 787 |
Source: NANPA utilized central office code file.
Rate centers and local calling in Rock Port
What a caller sees as "local" is the area code plus prefix. In Rock Port, those come from the ROCK PORT rate center, as recorded by NANPA.
New local numbers are drawn from carrier inventory, so the exact 660 numbers available change over time; porting an existing number is free.
Businesses around Rock Port
Rock Port is outside any Census metro or micropolitan area, so the figures below are statewide. County Business Patterns counted 151,475 business establishments in Missouri in 2023, employing 2,631,543 people. The largest sectors by establishment count are health care and social assistance (20,637), retail trade (19,971), and other services (except public administration) (15,950).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Limited-service restaurants | 4,814 | 98,624 | 20.5 |
| Full-service restaurants | 4,522 | 101,104 | 22.4 |
| Agencies providing services for the elderly and persons with disabilities | 3,454 | 29,360 | 8.5 |
| Insurance agencies and brokerages | 3,330 | 19,059 | 5.7 |
| Physician practices | 3,042 | 40,939 | 13.5 |
| Law offices | 2,759 | 18,479 | 6.7 |
| Offices of real estate agents and brokers | 2,550 | 6,531 | 2.6 |
| Landscaping services | 2,199 | 13,201 | 6.0 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
A Rock Port number on Callata
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 Rock Port 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.
Per-seat phone plans multiply by headcount. For the rounded average establishment size in Missouri, 17 users on RingCentral RingEX Core come to $510.00 a month and on Ooma Office Pro $424.15, at month-to-month list prices checked September 28, 2026. Callata comes to $339.00 a month for 17 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 | $339.00 | $4,068.00 |
| Quo (Starter) | $19.00 per user | $323.00 | $3,876.00 |
| Nextiva (Core) | $23.00 per user | $391.00 | $4,692.00 |
| Ooma (Office Pro) | $24.95 per user | $424.15 | $5,089.80 |
| Dialpad (Standard) | $27.00 per user | $459.00 | $5,508.00 |
| RingCentral (RingEX Core) | $30.00 per user | $510.00 | $6,120.00 |
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 Rock Port, MO?
660. All exchanges NANPA lists for Rock Port are in 660.
How many phone companies have exchanges in Rock Port?
3, holding 3 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Rock Port 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 Rock Port?
Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 17 users come to $339.00 a month. For comparison, 17 users on RingCentral RingEX Core list at $510.00 a month (checked September 28, 2026).