Reference Data Rate Center Directory OLNEY, MO Rate Center OLNEY — MO Data last updated: March 10, 2026 LATA 520 State MO Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 39.08329433314199, -91.241591963924 Area Codes 573 Top Carriers Carrier OCN NXX Count WINDSTREAM MISSOURI, INC. 1885 1
