| Post Office Name | City/State | Address | Phone Number | Action |
|---|---|---|---|---|
| Cassopolis Post Office | Cassopolis, MI 49031 | 129 S Rowland St | 2694458421 | View Details Get Directions |
| Constantine Post Office | Constantine, MI 49042 | 340 S Washington St | 2694355285 | View Details Get Directions |
| Decatur Post Office | Decatur, MI 49045 | 127 S Phelps St | 2694233391 | View Details Get Directions |
| Dowagiac Post Office | Dowagiac, MI 49047 | 202 Commercial St | 2697826300 | View Details Get Directions |
| Eau Claire Post Office | Eau Claire, MI 49111 | 6537 E Main St | 2694616141 | View Details Get Directions |
| Edwardsburg Post Office | Edwardsburg, MI 49112 | 68926 Cass St | 2696635205 | View Details Get Directions |
| Jones Post Office | Jones, MI 49061 | 12081 M 60 | 2692445117 | View Details Get Directions |
| Marcellus Post Office | Marcellus, MI 49067 | 203 S Centre St | 2696463071 | View Details Get Directions |
| Niles Post Office | Niles, MI 49120 | 741 Broadway St | 2696835520 | View Details Get Directions |
| Three Rivers Post Office | Three Rivers, MI 49093 | 100 N Main St | 2692786595 | View Details Get Directions |
| Vandalia Post Office | Vandalia, MI 49095 | 17899 Mill St | 2694762654 | View Details Get Directions |
| White Pigeon Post Office | White Pigeon, MI 49099 | 107 N Kalamazoo St | 2694839016 | View Details Get Directions |
| Public Collection Box | Decatur, MI 49045 | 100 E Sherwood St | -- | Get Directions |
| Public Collection Box | Three Rivers, MI 49093 | 101 S Tolbert Dr | -- | Get Directions |
| Public Collection Box | White Pigeon, MI 49099 | 11028 Us Highway 12 | -- | Get Directions |
| Public Collection Box | Niles, MI 49120 | 1205 N Front St | -- | Get Directions |
| Public Collection Box | Edwardsburg, MI 49112 | 15479 Us Highway 12 | -- | Get Directions |
| Public Collection Box | Niles, MI 49120 | 1900 S 11th St | -- | Get Directions |
| Public Collection Box | Niles, MI 49120 | 1943 Terminal Rd | -- | Get Directions |
| Public Collection Box | Niles, MI 49120 | 1950 S 13th St | -- | Get Directions |
| Public Collection Box | Niles, MI 49120 | 2028 N Old Us 31 | -- | Get Directions |
| Public Collection Box | Niles, MI 49120 | 206 E Main St | -- | Get Directions |
| Public Collection Box | Three Rivers, MI 49093 | 209 N Us Highway 131 | -- | Get Directions |
| Public Collection Box | Niles, MI 49120 | 2121 W Chicago Rd | -- | Get Directions |
| Public Collection Box | Niles, MI 49120 | 2707 S 11th St | -- | Get Directions |
| Public Collection Box | Niles, MI 49120 | 31 N Saint Joseph Ave | -- | Get Directions |
| Public Collection Box | Eau Claire, MI 49111 | 6100 W Main St | -- | Get Directions |
| Public Collection Box | Dowagiac, MI 49047 | 67900 M 152 | -- | Get Directions |
| Public Collection Box | Three Rivers, MI 49093 | 701 S Health Parkway | -- | Get Directions |
| Public Collection Box | Niles, MI 49120 | 720 S 11th St | -- | Get Directions |
| Public Collection Box | Three Rivers, MI 49093 | 800 S Us 131 | -- | Get Directions |
| Public Collection Box | Three Rivers, MI 49093 | 808 W Michigan Ave | -- | Get Directions |
| Public Collection Box | Berrien Center, MI 49102 | 8916 M 140 | -- | Get Directions |
