CallataGuidesGet a local business phone number in Polk, MO
Polk's area code, prefixes and carriers from NANPA records, and how to put a Polk number in front of your customers.
- Area code
- 417
- Exchanges
- 2NANPA-assigned
- Carriers
- 2
- Population
- 13,924Census 2024 est.
What area code is Polk, MO?
With 13,924 residents in the Census 2024 estimate, Polk sits in Nodaway County, Missouri. All 2 exchanges NANPA lists for its rate center are in area code 417. Polk is in the Central time zone.
According to NANPA's dialing-plan data, local calls within 417 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 |
|---|---|---|---|---|---|
| 417 | 2 | 100% | 1950 | none | Central |
Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.
Who holds Polk phone exchanges
2 carriers hold the 2 exchanges assigned to Polk's rate center. Windstream Missouri, INC. has the most, with 1. 2 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 |
|---|---|---|
| Windstream Missouri, INC. | 1 | 50% |
| Level 3 Communications, LLC - Mo | 1 | 50% |
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 Polk
These are the central office codes NANPA records for Polk. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2006. None were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 417 | 253, 727 |
Source: NANPA utilized central office code file.
Rate centers and local calling in Polk
NANPA ties every exchange to a rate center. For Polk that is POLK, so a number from one of these exchanges reads as local to people in and around Polk.
If your business already has a Polk number, porting it to Callata is free and keeps it on your cards, listings and vehicles.
Who does business near Polk
Polk is part of the Maryville, MO micropolitan area, home to 20,503 people in 2024. County Business Patterns counted 491 business establishments in the Maryville, MO micropolitan area in 2023, employing 6,535 people. The largest sectors by establishment count are other services (except public administration) (66), retail trade (62), and construction (59).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Insurance agencies and brokerages | 15 | — | — |
| Full-service restaurants | 13 | 327 | 25.2 |
| Limited-service restaurants | 12 | 255 | 21.3 |
| Plumbing, heating and air-conditioning contractors | 8 | 24 | 3.0 |
| General automotive repair shops | 8 | — | — |
| Dental offices | 6 | — | — |
| Veterinary clinics | 6 | 41 | 6.8 |
| Nursing care facilities | 6 | 217 | 36.2 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Setting up a Polk 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.
If you already have a number in Polk, 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 13 users, the rounded average establishment size in the Maryville, MO micropolitan area. At list prices checked September 28, 2026, that is $324.35 a month on Ooma Office Pro and $390.00 on RingCentral RingEX Core. On Callata the same 13 people cost $259.00 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 | $259.00 | $3,108.00 |
| Quo (Starter) | $19.00 per user | $247.00 | $2,964.00 |
| Nextiva (Core) | $23.00 per user | $299.00 | $3,588.00 |
| Ooma (Office Pro) | $24.95 per user | $324.35 | $3,892.20 |
| Dialpad (Standard) | $27.00 per user | $351.00 | $4,212.00 |
| RingCentral (RingEX Core) | $30.00 per user | $390.00 | $4,680.00 |
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 Polk, MO?
417. All exchanges NANPA lists for Polk are in 417.
How many phone companies have exchanges in Polk?
2, holding 2 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Polk 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 Polk?
Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 13 users come to $259.00 a month. For comparison, 13 users on RingCentral RingEX Core list at $390.00 a month (checked September 28, 2026).