Reference Data Rate Center Directory MILTON, IA Rate Center MILTON — IA Data last updated: March 10, 2026 LATA 632 State IA Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 40.67420384688601, -92.160961732277 Area Codes 641 Top Carriers Carrier OCN NXX Count WINDSTREAM IOWA COMMUNICATIONS, INC. 1178 1
