Reference Data Rate Center Directory RANDALIA, IA Rate Center RANDALIA — IA Data last updated: March 10, 2026 LATA 635 State IA Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 42.86278662581389, -91.88647950138406 Area Codes 563 Top Carriers Carrier OCN NXX Count WINDSTREAM IOWA COMMUNICATIONS, INC. 1178 1
