Reference Data Rate Center Directory SHELDON, ND Rate Center SHELDON — ND Data last updated: March 10, 2026 LATA 636 State ND Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 46.58560494317049, -97.49220574992536 Area Codes 701 Top Carriers Carrier OCN NXX Count GRIGGS COUNTY TEL. CO. 1622 1
