What area code is Monmouth, IL?
| City | Monmouth, IL |
|---|---|
| State | Illinois |
| Area code | 309 |
| Time zone | Central Time |
| Phone prefixes | 8 in our data |
Look up a Monmouth number
About area code 309
| Area code | Also covers |
|---|---|
| 309 | Peoria, Bloomington, Rock Island and Macomb |
Other places in area code 309
- Peoria, IL
- Bloomington, IL
- Rock Island, IL
- Macomb, IL
- Galesburg, IL
- Pekin, IL
- East Moline, IL
- Moline, IL
- Canton, IL
- Kewanee, IL
- Washington, IL
- Morton, IL
- Geneseo, IL
- Normal, IL
- Aledo, IL
- Wyoming, IL
- Chillicothe, IL
- Farmington, IL
- Metamora, IL
- Abingdon, IL
- Bushnell, IL
- Delavan, IL
- Dunlap, IL
- East Peoria, IL
Questions
- What is the area code for Monmouth, Illinois?
- Monmouth uses area code 309.
- What time zone is Monmouth in?
- Monmouth is in Central Time.
- Do I need to dial the area code for a local call in Monmouth?
- Usually yes. Most of the US and Canada now uses 10-digit local dialing, so it’s safest to include 309.
- How do I call Monmouth from another country?
- Dial your country’s exit code (011 from most places, 00 from Europe), then 1, then the area code and number: +1 309 XXX XXXX.