Area code 630 serves the western suburbs of Chicago, Illinois, including cities like Naperville, Wheaton, and Downers Grove. Created in 1996 from a split of 708, it was later overlaid with 331, requiring ten-digit dialing. The region is known for its affluent communities, corporate headquarters, and proximity to Chicago’s urban core. 630 has become a key identifier in Chicagoland’s suburban landscape, balancing residential charm with economic vitality.
Locations for Area Code - 630
Browse all cities and areas that belong to this area code.
Addison
- State: IL
- Population: 37,208
- Latitude: 41.9317, Longitude: -87.98896
- Elevation: 210 m
Bartlett
- State: IL
- Population: 41,545
- Latitude: 41.99503, Longitude: -88.18563
- Elevation: 247 m
Batavia
- State: IL
- Population: 26,495
- Latitude: 41.85003, Longitude: -88.31257
- Elevation: 218 m
Bensenville
- State: IL
- Population: 18,440
- Latitude: 41.95503, Longitude: -87.94007
- Elevation: 207 m
Bloomingdale
- State: IL
- Population: 40,356
- Latitude: 41.91253, Longitude: -88.13479
- Elevation: 231 m
Bolingbrook
- State: IL
- Population: 74,306
- Latitude: 41.69864, Longitude: -88.0684
- Elevation: 214 m
Carol Stream
- State: IL
- Population: 40,356
- Latitude: 41.91253, Longitude: -88.13479
- Elevation: 231 m
Darien
- State: IL
- Population: 22,256
- Latitude: 41.75198, Longitude: -87.97395
- Elevation: 231 m
Downers Grove
- State: IL
- Population: 49,732
- Latitude: 41.80892, Longitude: -88.01117
- Elevation: 226 m
Elmhurst
- State: IL
- Population: 45,957
- Latitude: 41.89947, Longitude: -87.94034
- Elevation: 209 m
Glen Ellyn
- State: IL
- Population: 28,201
- Latitude: 41.87753, Longitude: -88.06701
- Elevation: 226 m
Glendale Heights
- State: IL
- Population: 34,208
- Latitude: 41.9146, Longitude: -88.06486
- Elevation: 232 m
Hanover Park
- State: IL
- Population: 38,333
- Latitude: 41.99947, Longitude: -88.14507
- Elevation: 245 m
Lisle
- State: IL
- Population: 22,964
- Latitude: 41.80114, Longitude: -88.07479
- Elevation: 205 m
Lombard
- State: IL
- Population: 43,797
- Latitude: 41.88003, Longitude: -88.00784
- Elevation: 219 m
Naperville
- State: IL
- Population: 2,664,452
- Latitude: 41.85003, Longitude: -87.65005
- Elevation: 179 m
North Aurora
- State: IL
- Population: 200,661
- Latitude: 41.76058, Longitude: -88.32007
- Elevation: 207 m
Roselle
- State: IL
- Population: 22,994
- Latitude: 41.98475, Longitude: -88.07979
- Elevation: 235 m
Saint Charles
- State: IL
- Population: 32,974
- Latitude: 41.91419, Longitude: -88.30869
- Elevation: 223 m
Streamwood
- State: IL
- Population: 40,554
- Latitude: 42.02558, Longitude: -88.17841
- Elevation: 246 m
Villa Park
- State: IL
- Population: 21,969
- Latitude: 41.88975, Longitude: -87.98895
- Elevation: 214 m
West Chicago
- State: IL
- Population: 27,447
- Latitude: 41.88475, Longitude: -88.20396
- Elevation: 239 m
Westmont
- State: IL
- Population: 24,941
- Latitude: 41.79586, Longitude: -87.97562
- Elevation: 228 m
Wheaton
- State: IL
- Population: 53,715
- Latitude: 41.86614, Longitude: -88.10701
- Elevation: 231 m
Woodridge
- State: IL
- Population: 33,370
- Latitude: 41.74697, Longitude: -88.05034
- Elevation: 223 m
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