23 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 49120 | Niles | 36,495 |
| 49022 | Benton Harbor | 29,460 |
| 49085 | Saint Joseph | 23,827 |
| 49103 | Berrien Springs | 11,590 |
| 49127 | Stevensville | 11,155 |
| 49107 | Buchanan | 10,323 |
| 49038 | Coloma | 8,616 |
| 49098 | Watervliet | 6,215 |
| 49106 | Bridgman | 4,741 |
| 49128 | Three Oaks | 3,450 |
| 49117 | New Buffalo | 3,358 |
| 49111 | Eau Claire | 3,159 |
| 49101 | Baroda | 2,947 |
| 49125 | Sawyer | 1,990 |
| 49113 | Galien | 1,742 |
| 49126 | Sodus | 1,623 |
| 49102 | Berrien Center | 1,472 |
| 49129 | Union Pier | 669 |
| 49104 | Berrien Springs | 383 |
| 49115 | Harbert | 147 |
| 49119 | New Troy | 134 |
| 49116 | Lakeside | 86 |
| 49084 | Riverside | 38 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 23 ZCTAs in Berrien County, Michigan (US Census).