| Business | Phone |
| United Shipping Solutions 820 Monroe Ave Nw 311, Grand Rapids 49503 | (616) 459-7715 |
| Sunshine Pack & Ship 2425 Alpine Ave Nw, Grand Rapids 49544 | (616) 363-2834 |
| Postal Annex 4665 Cascade Rd Se, Grand Rapids 49546 | (616) 954-6496 |
| Postal Annex 6475 28th St Se, Grand Rapids 49546 | (616) 949-7567 |
| Postal Connections Of America 6670 Kalamazoo Ave Se # E, Grand Rapids 49508 | (616) 682-0300 |