| Locality | Post Code |
|---|---|
| Baroda, Berrien | 49101 |
| Benton Harbor, Berrien | 49022 |
| Berrien Center, Berrien | 49102 |
| Berrien Springs, Berrien | 49103, 49104 |
| Bridgman, Berrien | 49106 |
| Buchanan, Berrien | 49107 |
| Coloma, Berrien | 49038 |
| Eau Claire, Berrien | 49111 |
| Galien, Berrien | 49113 |
| Glendora, Berrien | 49107 |
| Grand Beach, Berrien | 49117 |
| Hagar Shores, Berrien | 49039 |
| Harbert, Berrien | 49115 |
| Lakeside, Berrien | 49116 |
| Michiana, Berrien | 49117 |
| New Buffalo, Berrien | 49117 |
| New Troy, Berrien | 49119 |
| Niles, Berrien | 49120 |
| Riverside, Berrien | 49084 |
| Saint Joseph, Berrien | 49085 |
| Sawyer, Berrien | 49125 |
| Shoreham, Berrien | 49085 |
| Sodus, Berrien | 49126 |
| Stevensville, Berrien | 49127 |
| Three Oaks, Berrien | 49128 |
| Union Pier, Berrien | 49129 |