Reference Data Rate Center Directory METCALF, IL Rate Center METCALF — IL Data last updated: March 10, 2026 LATA 938 State IL Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 39.8014333062353, -87.80710159755493 Area Codes 217 Top Carriers Carrier OCN NXX Count FRONTIER NORTH, INC. - IL 1015 1
