Places
- Louisville (Ky.)1
- Marietta (Ohio)2
- Marion County (W. Va.)2
- Marshall County (W. Va.)1
- Martinsburg.1
- Mercer County (W. Va.)1
- Michigan1
- Mill Creek.1
- Monongahela River (W. Va. and Pa.)1
- Monongalia County (W. Va.)4
- Monroe County (W. Va.)3
- Montgomery County (Va.)1
- Morgantown (W. Va.)1
- Mountain Lake Park (Md.)2
- New Orleans (La.)1