Reference Data Rate Center Directory ALVIN, IL Rate Center ALVIN — IL Data last updated: March 10, 2026 LATA 370 State IL Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 40.30817780842902, -87.60862556672001 Area Codes 217 Top Carriers Carrier OCN NXX Count FRONTIER NORTH, INC. - IL 1036 1
