Reference DataRate Center DirectoryDAYTON, IA Rate CenterDAYTON — IAData last updated: June 25, 2026LATA632StateIAArea Codes1Exchanges (NXX)1Carriers1Coordinates42.26299805425372, -94.06910479674622Area Codes515Top CarriersCarrierOCNNXX CountLEHIGH VALLEY COOP. TEL. ASSN.12251