Zip Code | City | Population |
|---|---|---|
| 46530 | Granger | 31,689 |
| 46544 | Mishawaka | 30,817 |
| 46614 | South Bend | 29,545 |
| 46628 | South Bend | 27,344 |
| 46545 | Mishawaka | 27,000 |
| 46619 | South Bend | 21,678 |
| 46637 | South Bend | 16,212 |
| 46561 | Osceola | 14,658 |
| 46615 | South Bend | 14,324 |
| 46613 | South Bend | 11,864 |
| 46617 | South Bend | 10,624 |
| 46556 | Notre Dame | 7,858 |
| 46552 | New Carlisle | 6,693 |
| 46635 | South Bend | 6,532 |
| 46616 | South Bend | 5,656 |
| 46601 | South Bend | 5,020 |
| 46554 | North Liberty | 4,077 |
| 46536 | Lakeville | 2,824 |
| 46595 | Wyatt | 50 |
| 46624 | South Bend | 48 |