Capital City Motor Worx Share: Dealers Capital City Motor Worx Visit Website 1828 E Main Ave Bismarck, ND 58501 (701) 250-9090 (701) 250-9097 (fax) About Rep Info Map About Quality pre-owned cars, trucks, suv's, exotics & motorcycles. Custom vehicle buying service -wholesale/retail. Whom to Contact Mark Dahl What's Nearby? Distance: 5 10 15 20 25 50 mi.