What area code is Frankfort, IL?
| City | Frankfort, IL |
|---|---|
| State | Illinois |
| Area codes | 779 and 815 |
| Time zone | Central Time |
| Phone prefixes | 14 in our data |
Look up a Frankfort number
Frankfort’s area codes
| Area code | Also covers |
|---|---|
| 779 | Rockford, Joliet, Momence and DeKalb |
| 815 | Rockford, Joliet, Kankakee and Woodstock |
Other places in area code 779
- Rockford, IL
- Joliet, IL
- Momence, IL
- DeKalb, IL
- Freeport, IL
- Kankakee, IL
- Woodstock, IL
- Forrest, IL
- McHenry, IL
- Plainfield, IL
- Sterling, IL
- Crystal Lake, IL
- South Beloit, IL
- Dixon, IL
- Peru, IL
- Sandwich, IL
- Belvidere, IL
- Braidwood, IL
- Dwight, IL
- Galena, IL
- Lockport, IL
- Marengo, IL
- New Lenox, IL
- Oglesby, IL
Questions
- What is the area code for Frankfort, Illinois?
- Frankfort uses 2 area codes: 779 and 815. 779 is the original or most common one, and newer numbers can be given 815.
- What time zone is Frankfort in?
- Frankfort is in Central Time.
- Do I need to dial the area code for a local call in Frankfort?
- Yes. Because Frankfort has more than one area code, local calls need all 10 digits: the area code plus the 7-digit number.
- How do I call Frankfort from another country?
- Dial your country’s exit code (011 from most places, 00 from Europe), then 1, then the area code and number: +1 779 XXX XXXX.