Reference Data Rate Center Directory HERSMAN, IL Rate Center HERSMAN — IL Data last updated: March 10, 2026 LATA 376 State IL Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 39.95039434910351, -90.74158035633471 Area Codes 217 Top Carriers Carrier OCN NXX Count ADAMS TEL. COOP. 0976 1
