Reference DataRate Center DirectorySHERIDAN, MO Rate CenterSHERIDAN — MOData last updated: October 30, 2026LATA524StateMOArea Codes1Exchanges (NXX)1Carriers1Coordinates40.516262476068, -94.61539938544801Area Codes660Top CarriersCarrierOCNNXX CountGRAND RIVER MUTUAL TEL CO18881