The most people with last name
Oppermann lives in:
| Waupun, WI | 10 |
| Auburn, WI | 8 |
| Houston, TX | 7 |
| West Bend, WI | 7 |
| St. Louis, MO | 5 |
| Polk, WI | 5 |
| Saginaw, MI | 4 |
| Kewaskum, WI | 4 |
| Pine Lake, WI | 4 |
| Fenton, MO | 3 |
| Independence, MO | 3 |
| Jackson, WI | 3 |
| Springfield, WI | 3 |
| Trenton, WI | 3 |
| Watertown, WI | 3 |
| Arlington, TX | 2 |
| Austin, TX | 2 |
| Cypress, TX | 2 |
| Humble, TX | 2 |
| Katy, TX | 2 |
| Algoma, WI | 2 |
| Alto, WI | 2 |
| Chester, WI | 2 |
| Dunn, WI | 2 |
| Elkhart Lake, WI | 2 |
| Erin, WI | 2 |
| Fitchburg, WI | 2 |
| Freedom, WI | 2 |
| Hull, WI | 2 |
| Jefferson, WI | 2 |
| Lincoln, WI | 2 |
| Menomonee Falls, WI | 2 |
| Mequon, WI | 2 |
| Milwaukee, WI | 2 |
| Montana, WI | 2 |
| Oshkosh, WI | 2 |
| Pella, WI | 2 |
| Sharon, WI | 2 |
| Slinger, WI | 2 |
| Waterloo, WI | 2 |
| Phoenix, AZ | 1 |
| Bakersfield, CA | 1 |
| Daly City, CA | 1 |
| Los Angeles, CA | 1 |
| Clearwater, FL | 1 |
| Gainesville, FL | 1 |
| Sarasota, FL | 1 |
| Tarpon Springs, FL | 1 |
| Waldo, FL | 1 |
| Sandy Springs, GA | 1 |
| Tower Lakes, IL | 1 |
| Indianapolis, IN | 1 |
| West Lafayette, IN | 1 |
| Olathe, KS | 1 |
| Maynard, MA | 1 |
| Columbia, MD | 1 |
| Port Tobacco, MD | 1 |
| De Soto, MO | 1 |
| Festus, MO | 1 |
| Hillsboro, MO | 1 |
| Fayetteville, NC | 1 |
| Brownville, NY | 1 |
| Shaker Heights, OH | 1 |
| Broken Arrow, OK | 1 |
| Glenside, PA | 1 |
| Pittsburgh, PA | 1 |
| Port Matilda, PA | 1 |
| State College, PA | 1 |
| Rock Hill, SC | 1 |
| Corpus Christi, TX | 1 |
| Crosby, TX | 1 |
| Fort Worth, TX | 1 |
| Richmond, TX | 1 |
| San Antonio, TX | 1 |
| North Salt Lake, UT | 1 |
| Falls Church, VA | 1 |
| Lynnwood, WA | 1 |
| Bagley, WI | 1 |
| Baraboo, WI | 1 |
| Cedarburg, WI | 1 |
| Denmark, WI | 1 |
| Hartford, WI | 1 |
| Menasha, WI | 1 |
| Neenah, WI | 1 |
| Pewaukee, WI | 1 |
| Redgranite, WI | 1 |
| Ripon, WI | 1 |
| Wausau, WI | 1 |
| Wyalusing, WI | 1 |