| Business | Phone |
| Acropolis Computers 915 Whitelaw Ave, Wood River 62095 | (618) 254-8733 |
| Blaze Computers 108 Manning Ave, Wood River 62095 | (618) 254-2427 |
| Telsar Laboratories 1 Enviro Way 100, Wood River 62095 | (618) 254-5555 |
| Sanner & Martin 14 W Edwardsville Rd, Wood River 62095 | (618) 255-5003 |