The most people with last name
Kopaczewski lives in:
| Altoona, WI | 3 |
| Wilmington, NC | 2 |
| Philadelphia, PA | 2 |
| Grafton, WI | 2 |
| New Berlin, WI | 2 |
| South Milwaukee, WI | 2 |
| West Allis, WI | 2 |
| Fairhaven, MA | 1 |
| Columbus, OH | 1 |
| Reynoldsburg, OH | 1 |
| Franklin, WI | 1 |
| Greendale, WI | 1 |
| Menomonie, WI | 1 |
| Milwaukee, WI | 1 |