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Area CodesIllinois
IL · Midwest COVERAGE

Illinois
Area Codes

Illinois (IL) has 16 area codes: 217, 224, 309, 312, 331, 447, 464, 618, 630, 708, 730, 773, 779, 815, 847, and 872. Springfield uses 217.

16Area Codes
Central (CT)Time Zone
MidwestRegion
Get a Illinois Number All States
Total Codes
16
Primary City
Springfield
Time Zone
Central (CT)
Region
Midwest
State Abbr
IL
LIVE COVERAGE · ILLINOIS

Illinois area code coverage map

COMPLETE DIRECTORY

All area codes in Illinois

CodeRegionMajor Cities
217Central IllinoisSpringfield, Champaign, DecaturGet this number 224North Suburbs (overlay)Waukegan, Elgin, EvanstonGet this number 309West Central IllinoisPeoria, Bloomington, NormalGet this number 312Chicago DowntownChicago Loop, River North, Gold CoastGet this number 331West Suburbs (overlay)Aurora, Naperville, JolietGet this number 447Central IL (overlay)Champaign, Urbana, SpringfieldGet this number 464South Suburbs (overlay)Joliet, Bolingbrook, Orland ParkGet this number 618Southern IllinoisEast St. Louis, Belleville, AltonGet this number 630West SuburbsAurora, Naperville, WheatonGet this number 708South SuburbsCicero, Oak Lawn, BerwynGet this number 730Central IL (overlay)Springfield, Bloomington, PeoriaGet this number 773Chicago Outer NeighborhoodsRogers Park, Pilsen, BridgeportGet this number 779Northern Illinois (overlay)Rockford, DeKalb, ElginGet this number 815Northern IllinoisRockford, Joliet, DeKalbGet this number 847North SuburbsEvanston, Waukegan, SkokieGet this number 872Chicago (overlay)Chicago, Rosemont, NorridgeGet this number
WHY GO LOCAL

Why your business needs a Illinois number

Look local in Springfield

When your caller ID shows a Springfield number, customers in Illinois are far more likely to pick up and trust the call.

Expand without an office

You don't need an office in Illinois to look local — a virtual IL number gives you presence without the overhead.

Serve customers in their time zone

With Illinois on Central (CT), smart call routing keeps you in sync with customers' hours and never misses a beat.

Cover all of Illinois at once

With 16 area codes across Illinois, you can manage multiple local numbers from a single, simple dashboard.

A SHORT HISTORY

How Illinois got its area codes

The area codes serving Illinois have evolved over decades, reflecting the state's growth and changing communication needs.

1947

Area code 217 arrives in Central Illinois

217 was Illinois's first of these codes, assigned to Central Illinois and anchored by Springfield. It remains the code most Illinois residents associate with Springfield and Champaign.

1947

Area code 309 arrives in West Central Illinois

As West Central Illinois grew, 309 was introduced to keep up with demand for new numbers around Peoria and Bloomington. Existing numbers kept their codes — 309 simply opened fresh inventory for the area.

1947

Area code 312 arrives in Chicago Downtown

As Chicago Downtown grew, 312 was introduced to keep up with demand for new numbers around Chicago Loop and River North. Existing numbers kept their codes — 312 simply opened fresh inventory for the area.

1947

Area code 618 arrives in Southern Illinois

As Southern Illinois grew, 618 was introduced to keep up with demand for new numbers around East St. Louis and Belleville. Existing numbers kept their codes — 618 simply opened fresh inventory for the area.

1947

Area code 815 arrives in Northern Illinois

As Northern Illinois grew, 815 was introduced to keep up with demand for new numbers around Rockford and Joliet. Existing numbers kept their codes — 815 simply opened fresh inventory for the area.

1989

Area code 708 arrives in South Suburbs

As South Suburbs grew, 708 was introduced to keep up with demand for new numbers around Cicero and Oak Lawn. Existing numbers kept their codes — 708 simply opened fresh inventory for the area.

1996

Area code 630 arrives in West Suburbs

As West Suburbs grew, 630 was introduced to keep up with demand for new numbers around Aurora and Naperville. Existing numbers kept their codes — 630 simply opened fresh inventory for the area.

1996

Area code 773 arrives in Chicago Outer Neighborhoods

As Chicago Outer Neighborhoods grew, 773 was introduced to keep up with demand for new numbers around Rogers Park and Pilsen. Existing numbers kept their codes — 773 simply opened fresh inventory for the area.

1996

Area code 847 arrives in North Suburbs

As North Suburbs grew, 847 was introduced to keep up with demand for new numbers around Evanston and Waukegan. Existing numbers kept their codes — 847 simply opened fresh inventory for the area.

2007

Area code 224 arrives in North Suburbs (overlay)

As North Suburbs (overlay) grew, 224 was introduced to keep up with demand for new numbers around Waukegan and Elgin. Existing numbers kept their codes — 224 simply opened fresh inventory for the area.

2007

Area code 331 arrives in West Suburbs (overlay)

As West Suburbs (overlay) grew, 331 was introduced to keep up with demand for new numbers around Aurora and Naperville. Existing numbers kept their codes — 331 simply opened fresh inventory for the area.

2007

Area code 779 arrives in Northern Illinois (overlay)

As Northern Illinois (overlay) grew, 779 was introduced to keep up with demand for new numbers around Rockford and DeKalb. Existing numbers kept their codes — 779 simply opened fresh inventory for the area.

2009

Area code 872 arrives in Chicago (overlay)

As Chicago (overlay) grew, 872 was introduced to keep up with demand for new numbers around Chicago and Rosemont. Existing numbers kept their codes — 872 simply opened fresh inventory for the area.

2017

Area code 447 arrives in Central IL (overlay)

As Central IL (overlay) grew, 447 was introduced to keep up with demand for new numbers around Champaign and Urbana. Existing numbers kept their codes — 447 simply opened fresh inventory for the area.

2017

Area code 464 arrives in South Suburbs (overlay)

As South Suburbs (overlay) grew, 464 was introduced to keep up with demand for new numbers around Joliet and Bolingbrook. Existing numbers kept their codes — 464 simply opened fresh inventory for the area.

2019

Area code 730 arrives in Central IL (overlay)

As Central IL (overlay) grew, 730 was introduced to keep up with demand for new numbers around Springfield and Bloomington. Existing numbers kept their codes — 730 simply opened fresh inventory for the area.

MORE THAN A NUMBER

Everything included with your IL number

Every Illinois number from MeraTalk comes loaded with the tools your business needs, all included from day one.

Calling & SMS on one number

Make and receive crystal-clear calls and texts on your IL number from any device, anywhere.

AI receptionist

An AI receptionist answers your calls around the clock, greeting callers and routing them without missing a beat.

Voicemail transcription

Voicemails arrive as readable text, so you can scan messages at a glance instead of listening to each one.

Call routing & ring groups

Route Illinois calls to the right person, team, or device automatically, so every caller reaches who they need.

Shared team inbox

A shared team inbox keeps every call, text, and voicemail in one place, so your whole team stays in sync.

Number porting

Already have a Illinois number? Bring it with you to MeraTalk through simple, hassle-free porting.

Browse area codes by state

Midwest listed first

STATE
CODES
AREA CODES
8 codes
219·260·317·463·574·765·812+1 more
5 codes
319·515·563·641·712
4 codes
316·620·785·913
13 codes
231·248·269·313·517·586·616+6 more
7 codes
218·320·507·612·651·763·952
6 codes
314·417·573·636·660·816
3 codes
308·402·531
14 codes
216·220·234·330·380·419·283+7 more
6 codes
262·414·534·608·715·920
FAQ

Questions about Illinois area codes

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