Reference DataRate Center DirectoryGREENWALD, MN Rate CenterGREENWALD — MNData last updated: October 30, 2026LATA626StateMNArea Codes1Exchanges (NXX)1Carriers1Coordinates45.602711626092, -94.859979125587Area Codes320Top CarriersCarrierOCNNXX CountMELROSE TEL. CO.14301