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Get a local business phone number in East St. Louis, IL

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

Area code
618 / 730
Exchanges
16NANPA-assigned
Carriers
7
Population
17,808Census 2024 est.

What area code is East St. Louis, IL?

East St. Louis city is a Census place in St. Clair County, Illinois, with an estimated 17,808 residents in 2024. NANPA lists 16 exchanges for its rate center across 2 area codes; 618 has the most (14, 88%). 618 is part of an overlay with 730, so a new local number in East St. Louis may carry any of those codes depending on which have numbers available. East St. Louis is in the Central time zone.

According to NANPA's dialing-plan data, local calls within 618 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Area codes with exchanges in East St. Louis, IL
Area codeExchanges hereShareIn service sinceOverlay withTime zone
6181488%1947730Central
730213%2023618Central

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

Who holds East St. Louis phone exchanges

7 carriers hold the 16 exchanges assigned to East St. Louis's rate center. Illinois Bell Tel CO has the most, with 10. 10 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 East St. Louis, IL
Carrier (NANPA operating company)ExchangesShare
Illinois Bell Tel CO1063%
Paetec Itel, LLC16.3%
Metropcs, INC.16.3%
Boost Subscriberco L.l.c.16.3%
Charter Ip Enabled Services, LLC16.3%
T-mobile USA, INC.16.3%
Onvoy, LLC16.3%

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 East St. Louis

These are the central office codes NANPA records for East St. Louis. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2006. 3 of the 16 were assigned in 2020 or later.

Prefixes assigned in East St. Louis, IL
Area codePrefixes (NXX)
618215, 261, 271, 274, 332, 337, 482, 515, 583, 646, 815, 857, 874, 875
730231, 292

Source: NANPA utilized central office code file.

When East St. Louis's exchanges were assigned

Assignment dates show when each block of East St. Louis numbers was added to the local supply.

East St. Louis, IL: exchanges by decade assigned
Decade assignedExchangesShare
2000s120%
2010s120%
2020s360%

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

What makes a number local to East St. Louis

NANPA ties every exchange to a rate center. For East St. Louis that is E ST LOUIS, so a number from one of these exchanges reads as local to people in and around East St. Louis.

If your business already has a East St. Louis number, porting it to Callata is free and keeps it on your cards, listings and vehicles.

Businesses around East St. Louis

East St. Louis is part of the St. Louis, MO-IL metro area, home to 2.8 million people in 2024. County Business Patterns counted 69,470 business establishments in the St. Louis, MO-IL metro area in 2023, employing 1,263,674 people. The largest sectors by establishment count are health care and social assistance (10,427), retail trade (8,095), and professional, scientific, and technical services (7,057).

Selected industries in the St. Louis, MO-IL metro area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Limited-service restaurants2,33445,28919.4
Full-service restaurants2,01949,93024.7
Agencies providing services for the elderly and persons with disabilities1,89816,5468.7
Physician practices1,78522,12612.4
Insurance agencies and brokerages1,5097,8395.2
Law offices1,39310,5097.5
Offices of real estate agents and brokers1,0992,5232.3
Landscaping services1,0927,5046.9

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

A East St. Louis number on Callata

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 East St. Louis, 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 18 users, the rounded average establishment size in the St. Louis, MO-IL metro area. At list prices checked September 28, 2026, that is $449.10 a month on Ooma Office Pro and $540.00 on RingCentral RingEX Core. On Callata the same 18 people cost $359.00 a month, less than either per-seat plan.

Monthly list price for an 18-person team
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$359.00$4,308.00
Quo (Starter)$19.00 per user$342.00$4,104.00
Nextiva (Core)$23.00 per user$414.00$4,968.00
Ooma (Office Pro)$24.95 per user$449.10$5,389.20
Dialpad (Standard)$27.00 per user$486.00$5,832.00
RingCentral (RingEX Core)$30.00 per user$540.00$6,480.00

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 East St. Louis, IL?

East St. Louis has exchanges in 618 and 730; 618 has the most.

How many phone companies have exchanges in East St. Louis?

7, holding 16 exchanges between them, according to NANPA's 10/01/2026 file.

Can I keep my existing East St. Louis 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 East St. Louis?

Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 18 users come to $359.00 a month. For comparison, 18 users on RingCentral RingEX Core list at $540.00 a month (checked September 28, 2026).