| Business | Phone |
| True China Co 760 S 2nd St, St Louis 63102 | (314) 231-3223 |
| Gunther Electronics 5080 Delmar Blvd, St Louis 63108 | (314) 367-9933 |
| Laclede Computer Trading Co 9405 Gravois Rd, St Louis 63123 | (314) 644-5888 |
| Business Systems Connection 9357 Watson Industrial Park, St Louis 63126 | (314) 918-7526 |