Reference Data Rate Center Directory POTOSI, WI Rate Center POTOSI — WI Data last updated: March 10, 2026 LATA 354 State WI Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 42.68980490829766, -90.7119468443825 Area Codes 608 Top Carriers Carrier OCN NXX Count FARMERS TEL. CO. 0880 1
