| Business | Phone |
| United Collection Bur-Mi 1348 Portage St, Kalamazoo 49001 | (269) 343-0575 |
| United Collection Bureau-Mich 3500 Easy St, Kalamazoo 49001 | (269) 343-0575 |
| Summit Credit Svc Inc 5320 Holiday Ter 4, Kalamazoo 49009 | (269) 372-2800 |
| Cbc Co 6687 Seeco Dr # B, Kalamazoo 49009 | (269) 343-1351 |
| Midwestern Audit Svc Inc 5555 Gull Rd 105, Kalamazoo 49048 | (269) 388-2121 |