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Get a local business phone number in Inola, OK

Inola's area codes, prefixes and carriers from NANPA records, and how to put a Inola number in front of your customers.

Area code
539 / 918
Exchanges
2NANPA-assigned
Carriers
2
Population
1,895Census 2024 est.

Inola area codes

Inola, in Rogers County, Oklahoma, had a Census-estimated population of 1,895 in July 2024. NANPA lists 2 exchanges for its rate center across 2 area codes; 539 has the most (1, 50%). 539 is part of an overlay with 918, so a new local number in Inola may carry any of those codes depending on which have numbers available. Inola is in the Central time zone.

According to NANPA's dialing-plan data, local calls within 539 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Area codes with exchanges in Inola, OK
Area codeExchanges hereShareIn service sinceOverlay withTime zone
539150%2011918Central
918150%1953539Central

Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.

Phone carriers in Inola

2 carriers hold the 2 exchanges assigned to Inola's rate center. Teleport Communications America Ok - LLC has the most, with 1. 2 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.

Carriers holding exchanges in Inola, OK
Carrier (NANPA operating company)ExchangesShare
Teleport Communications America Ok - LLC150%
Oklahoma Communication System, INC.150%

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 Inola

These are the central office codes NANPA records for Inola. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2019. None were assigned in 2020 or later.

Prefixes assigned in Inola, OK
Area codePrefixes (NXX)
539236
918543

Source: NANPA utilized central office code file.

How local numbers work in Inola

NANPA ties every exchange to a rate center. For Inola that is INOLA, so a number from one of these exchanges reads as local to people in and around Inola.

Keeping an existing Inola number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 539 when you pick it.

The local business market

Inola is part of the Tulsa, OK metro area, home to 1.1 million people in 2024. County Business Patterns counted 25,565 business establishments in the Tulsa, OK metro area in 2023, employing 402,255 people. The largest sectors by establishment count are retail trade (3,120), professional, scientific, and technical services (2,991), and health care and social assistance (2,959).

Selected industries in the Tulsa, OK metro area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Limited-service restaurants78917,27921.9
Full-service restaurants75217,47623.2
Physician practices6927,96411.5
Law offices5692,8615.0
Insurance agencies and brokerages5682,3434.1
Offices of real estate agents and brokers5131,1882.3
Plumbing, heating and air-conditioning contractors4243,9189.2
Dental offices3672,9348.0

Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.

Setting up a Inola 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 Inola, 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 16 users, the rounded average establishment size in the Tulsa, OK metro area. At list prices checked September 28, 2026, that is $399.20 a month on Ooma Office Pro and $480.00 on RingCentral RingEX Core. On Callata the same 16 people cost $319.00 a month, less than either per-seat plan.

Monthly list price for a 16-person team
Provider (plan)Pricing basisPer monthPer 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 Inola, OK?

Inola has exchanges in 539 and 918; 539 has the most.

How many phone companies have exchanges in Inola?

2, holding 2 exchanges between them, according to NANPA's 10/01/2026 file.

Can I keep my existing Inola 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 Inola?

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).