630 Rate Centers & Exchanges
17 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 17 rate centers within area code 630.
Rate Center Locations
17 centers in area code 630All Rate Centers in Area Code 630
| Rate Center |
|---|
|
Aurora
|
|
Aurora East
|
|
Bartlett
|
|
Bensenville
|
|
Downers Grove
|
|
Elgin
|
|
Elmhurst
|
|
Geneva
|
|
Hinsdale
|
|
La Grange
|
|
Lombard
|
|
Naperville
|
|
Roselle
|
|
Schaumburg
|
|
Sugar Grove
|
|
West Chicago
|
|
Wheaton
|