Macomb, IL Area Codes
Macomb is served by area code 309. It is in Illinois, McDonough County. About 17,317 people live in its 1 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 309 |
| State / province | Illinois |
| County | McDonough County |
| Population | 17,317 |
| ZIP codes | 1 |
| Time zone | Central |
| Coordinates | 40.4404, -90.6379 |
What area code is Macomb in?
| Area code | Main state | Population covered | Overlap |
|---|---|---|---|
| 309 | Illinois | 887,272 | — |
ZIP codes in the code footprint
Nearby towns and their area codes
Monmouth 309Canton 309Galesburg 309Quincy 217, 447Pekin 309, 861Jacksonville 217, 447Peoria 309, 861Dunlap 309
How to dial
Dial 309 + 7 digits for a number in Macomb, or +1 309 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.