815 Rate Centers & Exchanges
27 rate centers · Illinois · Central Time
A rate center is the geographic unit used by phone carriers to determine local calling areas and billing. Each rate center has a specific name and set of NXX exchanges (the 3-digit prefix after the area code) assigned to it. The map below shows the 27 rate centers within area code 815.
Rate Center Locations
27 centers in area code 815All Rate Centers in Area Code 815
| Rate Center |
|---|
|
Bureau
|
|
Cherry Valley
|
|
Cornell
|
|
Dixon
|
|
Elizabeth
|
|
Elwood
|
|
Gardner
|
|
Harvard
|
|
Joliet
|
|
La Moille
|
|
La Salle
|
|
Leaf River
|
|
Lockport
|
|
Manhattan
|
|
Marseilles
|
|
McHenry
|
|
Minooka
|
|
Morrison
|
|
New Lenox
|
|
Ottawa
|
|
Poplar Grove
|
|
Rock Cut
|
|
Rockford
|
|
Sterling
|
|
Stockton
|
|
Sublette
|
|
Woodstock
|