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Get a local business phone number in Lexington, IL

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

Area code
309
Exchanges
3NANPA-assigned
Carriers
3
Population
2,391Census 2024 est.

Lexington area codes

Lexington township is a Census town in McLean County, Illinois, with an estimated 2,391 residents in 2024. All 3 exchanges NANPA lists for its rate center are in area code 309. 309 is part of an overlay with 861, so a new local number in Lexington may carry any of those codes depending on which have numbers available. Lexington is in the Central time zone.

According to NANPA's dialing-plan data, local calls within 309 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Area codes with exchanges in Lexington, IL
Area codeExchanges hereShareIn service sinceOverlay withTime zone
3093100%1957861Central

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

Phone carriers in Lexington

3 carriers hold the 3 exchanges assigned to Lexington's rate center. Frontier North, INC. - Il 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 Lexington can come from any of these blocks; once it is yours, porting lets it move between providers.

Carriers holding exchanges in Lexington, IL
Carrier (NANPA operating company)ExchangesShare
Frontier North, INC. - Il133%
Mediacom Telephony of Illinois, LLC - Il133%
Onvoy, LLC133%

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 Lexington

Each prefix below is a block of up to 10,000 numbers that NANPA assigned to Lexington's rate center (LEXINGTON). The earliest assignment date recorded in the file for these codes is 2003. 1 of the 3 were assigned in 2020 or later.

Prefixes assigned in Lexington, IL
Area codePrefixes (NXX)
309365, 490, 800

Source: NANPA utilized central office code file.

When Lexington's exchanges were assigned

Assignment dates show when each block of Lexington numbers was added to the local supply.

Lexington, IL: exchanges by decade assigned
Decade assignedExchangesShare
2000s150%
2020s150%

Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.

What makes a number local to Lexington

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

Keeping an existing Lexington number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 309 when you pick it.

Businesses around Lexington

Lexington is part of the Bloomington, IL metro area, home to 172,000 people in 2024. County Business Patterns counted 3,481 business establishments in the Bloomington, IL metro area in 2023, employing 75,617 people. The largest sectors by establishment count are retail trade (496), accommodation and food services (420), and other services (except public administration) (420).

Selected industries in the Bloomington, IL metro area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Limited-service restaurants1433,43824.0
Full-service restaurants1152,74223.8
Law offices755186.9
Insurance agencies and brokerages683364.9
Physician practices67——
Landscaping services655087.8
Dental offices584948.5
Residential remodelers491673.4

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

Business phone service in Lexington

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 Lexington, 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 Bloomington, IL metro area, 22 users on RingCentral RingEX Core come to $660.00 a month and on Ooma Office Pro $548.90, at month-to-month list prices checked September 28, 2026. On Callata the same 22 people cost $439.00 a month, less than either per-seat plan.

Monthly list price for a 22-person team
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$439.00$5,268.00
Quo (Starter)$19.00 per user$418.00$5,016.00
Nextiva (Core)$23.00 per user$506.00$6,072.00
Ooma (Office Pro)$24.95 per user$548.90$6,586.80
Dialpad (Standard)$27.00 per user$594.00$7,128.00
RingCentral (RingEX Core)$30.00 per user$660.00$7,920.00

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 Lexington, IL?

309. All exchanges NANPA lists for Lexington are in 309.

How many phone companies have exchanges in Lexington?

3, holding 3 exchanges between them, according to NANPA's 10/01/2026 file.

Can I keep my existing Lexington 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 Lexington?

Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 22 users come to $439.00 a month. For comparison, 22 users on RingCentral RingEX Core list at $660.00 a month (checked September 28, 2026).