Reference Data Rate Center Directory COLUSA, IL Rate Center COLUSA — IL Data last updated: March 10, 2026 LATA 977 State IL Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 40.57008073419473, -91.16798530243375 Area Codes 217 Top Carriers Carrier OCN NXX Count MCDONOUGH TEL. COOP. 1047 1
