Hours Of Operations Onlc Training Center South Dakota Sioux Falls 57104 Onlc Training Center Hours of Operation and Location in Sioux Falls, SD 57104 4.1 - 45 votes 300 N Dakota Ave, Sioux Falls, SD 57104 (605) 271-6979 Get Directions Onlc Training Center Hours Category: Electronics Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore Sioux FallsView More Apparel Sam's ClubTJ MaxxKmartBig LotsCato Sports TargetDick's Sporting GoodsVansSnap FitnessMotherhood Maternity Jewelry Sam's ClubHobby LobbyCatoZalesKohl's Outlet Recommend For You Golf Pro Shop Prism Engineering Incorporated Hilbert Technology Incorporated Creative Technical Solutions Pdmb Incorporated Remetrex Incorporated Eb Games Lockheed Martin Corporation Signature Systems Gnostech Incorporated