Reference DataRate Center DirectoryHENDERSON, IA Rate CenterHENDERSON — IAData last updated: October 30, 2026LATA644StateIAArea Codes1Exchanges (NXX)1Carriers1Coordinates41.14014077023599, -95.43014666164802Area Codes712Top CarriersCarrierOCNNXX CountSOUTHWEST TEL. EXCH., INC.13011