Reference Data Rate Center Directory RIVERDALE, KS Rate Center RIVERDALE — KS Data last updated: March 10, 2026 LATA 532 State KS Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 37.39131445645278, -97.37202288133544 Area Codes 620 Top Carriers Carrier OCN NXX Count HAVILAND TEL. CO., INC. 1780 1
