Reference Data Rate Center Directory MEMPHIS, MO Rate Center MEMPHIS — MO Data last updated: March 10, 2026 LATA 524 State MO Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 40.46047928286275, -92.16926774340897 Area Codes 660 Top Carriers Carrier OCN NXX Count NORTHEAST MISSOURI RURAL TEL. CO. 1931 1
