Reference Data Rate Center Directory GILMAN, IA Rate Center GILMAN — IA Data last updated: March 10, 2026 LATA 632 State IA Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 41.8799907612464, -92.78805139487274 Area Codes 641 Top Carriers Carrier OCN NXX Count PARTNER COMMUNICATIONS COOPERATIVE 1187 1
