Reference Data Rate Center Directory ST LUCAS, IA Rate Center ST LUCAS — IA Data last updated: March 10, 2026 LATA 635 State IA Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 43.06680355362116, -91.9336020284363 Area Codes 563 Top Carriers Carrier OCN NXX Count WINDSTREAM IOWA COMMUNICATIONS, INC. 1178 1
