| Business | Phone |
| Bankers' Equipment Svc Inc 7801 Grand Ave, Duluth 55807 | (218) 624-6294 |
| Professional Computer Svc 1341 Sundby Rd, Duluth 55811 | (218) 628-0645 |
| Security Products Co Duluth 55803 | (218) 729-0184 |
| Superior Service & Equipment 2820 Piedmont Ave # B, Duluth 55811 | (218) 722-1749 |