Area Code 815 Phone Directory
Phone Numbers that start with (815) XXX-XXXX
Information for Area Code 815
- State: IL
- Largest City: MANHATTAN
Where is Area Code 815?
Area code (815) is in the state of IL. Below, are the major cities in the area code (815).Area Codes Starting with 8
- (800) xxx-xxxx
- (801) xxx-xxxx
- (802) xxx-xxxx
- (803) xxx-xxxx
- (804) xxx-xxxx
- (805) xxx-xxxx
- (806) xxx-xxxx
- (807) xxx-xxxx
- (808) xxx-xxxx
- (809) xxx-xxxx
- (810) xxx-xxxx
- (812) xxx-xxxx
- (813) xxx-xxxx
- (814) xxx-xxxx
- (815) xxx-xxxx
- (816) xxx-xxxx
- (817) xxx-xxxx
- (818) xxx-xxxx
- (819) xxx-xxxx
- (820) xxx-xxxx
- (821) xxx-xxxx
- (822) xxx-xxxx
- (823) xxx-xxxx
- (824) xxx-xxxx
- (825) xxx-xxxx
Major Cities in Area Code 815
- Rank:715157
- Rockford, IL
- Rank:462574
- Joliet, IL
- Rank:382250
- Chicago, IL
- Rank:213045
- Plainfield, IL
- Rank:185503
- Crystal Lake, IL
- Rank:166252
- Loves Park, IL
- Rank:162075
- Dekalb, IL
- Rank:160525
- Mchenry, IL
- Rank:153935
- Kankakee, IL
- Rank:137939
- Lockport, IL
- Rank:132632
- Machesney Park, IL
- Rank:126362
- Belvidere, IL
- Rank:126123
- Freeport, IL
- Rank:117627
- Woodstock, IL
- Rank:115546
- Bourbonnais, IL
- Rank:109208
- Romeoville, IL
- Rank:108639
- New Lenox, IL
- Rank:100817
- Crest Hill, IL
- Rank:99487
- Sterling, IL
- Rank:97090
- Roscoe, IL
Zip codes in Area Code 815
- 60928
- 60929
- 60930
- 60931
- 60934
- 60935
- 60938
- 60939
- 60940
- 60941
- 60944
- 60945
- 60946
- 60950
- 60951
- 60953
- 60954
- 60955
- 60956
- 60958
- 60959