60551Sheridan, Illinois STANDARDActiveCountyLaSalle CountyArea code779, 815TimezoneAmerica/ChicagoCoordinates41,52, -88,68
60552Somonauk, Illinois STANDARDActiveCountyLaSalle CountyArea code779, 815TimezoneAmerica/ChicagoCoordinates41,63, -88,68
60553Steward, Illinois STANDARDActiveCountyLee CountyArea code779, 815TimezoneAmerica/ChicagoCoordinates41,84, -89,02
60554Sugar Grove, Illinois STANDARDActiveCountyKane CountyArea code331, 630TimezoneAmerica/ChicagoCoordinates41,76, -88,45
60555Warrenville, Illinois STANDARDActiveCountyDuPage CountyArea code331, 630TimezoneAmerica/ChicagoCoordinates41,82, -88,18
60556Waterman, Illinois STANDARDActiveCountyDeKalb CountyArea code779, 815TimezoneAmerica/ChicagoCoordinates41,76, -88,77
60557Wedron, Illinois PO BOXActiveCountyLaSalle CountyArea code779, 815TimezoneAmerica/ChicagoCoordinates41,45, -88,76
60558Western Springs, Illinois STANDARDActiveCountyCook CountyArea code331, 464, 630, 708TimezoneAmerica/ChicagoCoordinates41,8, -87,9
60559Westmont, Illinois STANDARDActiveCountyDuPage CountyArea code331, 630TimezoneAmerica/ChicagoCoordinates41,79, -87,97
60560Yorkville, Illinois STANDARDActiveCountyKendall CountyArea code331, 630, 779, 815TimezoneAmerica/ChicagoCoordinates41,64, -88,44
60561Darien, Illinois STANDARDActiveCountyDuPage CountyArea code331, 630TimezoneAmerica/ChicagoCoordinates41,74, -87,97
60563Naperville, Illinois STANDARDActiveCountyDuPage CountyArea code331, 630TimezoneAmerica/ChicagoCoordinates41,79, -88,2
60564Naperville, Illinois STANDARDActiveCountyWill CountyArea code331, 630, 779, 815TimezoneAmerica/ChicagoCoordinates41,71, -88,19
60565Naperville, Illinois STANDARDActiveCountyDuPage CountyArea code331, 630TimezoneAmerica/ChicagoCoordinates41,73, -88,12
60566Naperville, Illinois PO BOXActiveCountyDupage CountyArea code630TimezoneAmerica/ChicagoCoordinates41,76, -88,15
60567Naperville, Illinois PO BOXActiveCountyDupage CountyArea code630TimezoneAmerica/ChicagoCoordinates41,76, -88,15
60568Aurora, Illinois UNIQUEActiveCountyKane CountyArea code630TimezoneAmerica/ChicagoCoordinates41,76, -88,29
60569Aurora, Illinois UNIQUEActiveCounty—Area code331, 630TimezoneAmerica/ChicagoCoordinates41,76, -88,32
60570Hinsdale, Illinois UNIQUEDecommissionedCountyDupage CountyArea code630TimezoneAmerica/ChicagoCoordinates41,84, -87,9
60572Aurora, Illinois UNIQUEActiveCountyKane CountyArea code630TimezoneAmerica/ChicagoCoordinates41,76, -88,29
60585Plainfield, Illinois STANDARDActiveCountyWill CountyArea code331, 630, 779, 815TimezoneAmerica/ChicagoCoordinates41,66, -88,21
60586Plainfield, Illinois STANDARDActiveCountyWill CountyArea code331, 630, 779, 815TimezoneAmerica/ChicagoCoordinates41,57, -88,24
60597Fox Valley, Illinois UNIQUEDecommissionedCountyDupage CountyArea code630TimezoneAmerica/ChicagoCoordinates41,76, -88,22
60598Aurora, Illinois PO BOXActiveCountyKane CountyArea code630TimezoneAmerica/ChicagoCoordinates41,76, -88,29
60599Fox Valley, Illinois STANDARDActiveCountyDupage CountyArea code630TimezoneAmerica/ChicagoCoordinates41,77, -88,24