| Business | Phone |
| Rainbow Car Wash & Detail Center 106 W Anson St, Marshalltown 50158 | (641) 752-1994 |
| Rainbow Car Wash & Detail Center 209 S 3rd Ave, Marshalltown 50158 | (641) 752-1994 |
| Rainbow Car Wash & Detail Ctr 2401 S Center St, Marshalltown 50158 | (641) 753-5725 |
| Super Shine Car Wash 100 Iowa Ave E, Marshalltown 50158 | (641) 752-2601 |
| Super Shine Car Wash 919 N 3rd Ave, Marshalltown 50158 | (641) 753-7516 |
| Super Suds Car Wash 1111 W Lincoln Way, Marshalltown 50158 | (641) 753-4642 |