Area Code 618 – Illinois

Area Code Details

Area Code

618

State / Province

Illinois

Country

United States

Time Zone

CT

IANA Zone

America/Chicago

Country Code

US

Cities & Counties

St. Clair County

East St. Louis, Belleville

Madison County

Edwardsville

Other Area Codes in Illinois (12)

• 217 — CT
• 224 — CT
• 309 — CT
• 312 — CT
• 331 — CT
• 630 — CT
• 708 — CT
• 773 — CT
• 779 — CT
• 815 — CT
• 847 — CT
• 872 — CT

Nearby Area Codes

• 617 — Massachusetts (US • ET)
• 619 — California (US • PT)
• 616 — Michigan (US • ET)
• 620 — Kansas (US • CT)
• 615 — Tennessee (US • CT)
• 614 — Ohio (US • ET)

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Frequently Asked Questions

What time zone is area code 618 in?

Area code 618 is in the CT time zone (America/Chicago). It serves Illinois, United States.

Where is area code 618 located?

Area code 618 covers Illinois in United States. Major cities include East St. Louis, Belleville, Edwardsville.

What cities use area code 618?

Cities served by area code 618 include: East St. Louis, Belleville, Edwardsville.

What is the current time in area code 618?

The live clock on this page shows the real-time current time for area code 618 (CT time zone). It updates every second.

Is area code 618 in the US or Canada?

Area code 618 is in United States (US), specifically in Illinois.

What other area codes are in Illinois?

Other area codes in Illinois include: 217, 224, 309, 312, 331, 630, 708, 773, 779, 815, 847, 872.

How do I call area code 618 from another time zone?

When calling area code 618, remember it's in the CT time zone. Use the time converter above to find the best time to call.

What counties does area code 618 cover?

Area code 618 covers: St. Clair County, Madison County.