These are a list of 4 mines in Oscar.
| Name | Nearest Town | Type | More |
|---|---|---|---|
| Elkin Mine No 1 | Oscar Armstrong PA | Coal (Bituminous) | View Details > |
| Oscar Brugmann Sand & Gravel Inc | Mantua Portage OH | Construction Sand and Gravel | View Details > |
| Oscar Erickson Pit | Kandiyohi MN | Construction Sand and Gravel | View Details > |
| Oscar's Mine | Eagle Pass Maverick TX | Crushed, Broken Limestone NEC | View Details > |