Reference Data Rate Center Directory GRENOLA, KS Rate Center GRENOLA — KS Data last updated: March 10, 2026 LATA 532 State KS Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 37.34862257254703, -96.44818314930899 Area Codes 620 Top Carriers Carrier OCN NXX Count SOUTHERN KANSAS TEL. CO., INC. 1833 1
