Reference DataRate Center DirectoryLADD, ND Rate CenterLADD — NDData last updated: October 30, 2026LATA638StateNDArea Codes1Exchanges (NXX)1Carriers1Coordinates46.01481562304599, -103.441801119377Area Codes701Top CarriersCarrierOCNNXX CountCONSOLIDATED TELCOM16071