Area Code 618

Illinois (IL) • East Saint Louis, Belleville, Carbondale, Edwardsville, Addieville, Albers, Albion, Alhambra • Central Time (CT)

What Stands Out

•Coverage: 1.2M people across 318 ZIP codes.
•Overlapping area codes: 730.
•Major cities: East Saint Louis, Belleville, Carbondale.

Spotlight: Coverage

Snapshot highlights for area code 618.

Income

49th

Home values

30th

Poverty rate

62nd

Area Code Basics

Primary State

Illinois (IL)

States Served

Illinois (IL)

Major Cities

East Saint Louis, Belleville, Carbondale, Edwardsville, Addieville, Albers, Albion, Alhambra

Time Zone(s)

Central Time (CT)

Est. Population

1.2M

ZIP Codes

318

Data accuracy & methodology

This report aggregates 2020–2024 ACS 5-year estimates and geographic overlays for orientation. Area-code service areas can cross ZIP/state boundaries and change over time; verify official assignments with NANPA for critical use.