Reference Data Rate Center Directory DUNNCENTER, ND Rate Center DUNNCENTER — ND Data last updated: March 10, 2026 LATA 638 State ND Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 47.35324047605091, -102.6211278383179 Area Codes 701 Top Carriers Carrier OCN NXX Count CONSOLIDATED TELCOM 1607 1
