| Business | Phone |
| D X Communications 2815 1/2 Singing Hills Blvd, Sioux City 51111 | (712) 252-0033 |
| Oasis Autosound 808 W 7th St, Sioux City 51103 | (712) 224-3987 |
| Best Buy 4730 Sergeant Rd, Sioux City 51106 | (712) 276-2841 |
| Radio Shack 4400 Sergeant Rd 315, Sioux City 51106 | (712) 276-6501 |