| Business | Phone |
| Plainfield Charter Twp Bldg 6161 Belmont Ave Ne, Belmont 49306 | (616) 364-1190 |
| Plainfield Charter Twp Office 6161 Belmont Ave Ne, Belmont 49306 | (616) 365-2610 |
| Plainfield Twp Community Ctr 6161 Belmont Ave Ne, Belmont 49306 | (616) 361-1389 |
| Plainfield Twp Office 6161 Belmont Ave Ne, Belmont 49306 | (616) 364-8466 |