These are a list of 943 mines in Washington.
| Name | Nearest Town | Type | More |
|---|---|---|---|
| Markham | Washington CO | Construction Sand and Gravel | View Details > |
| Marriners, Inc. | Washington Knox ME | Construction Sand and Gravel | View Details > |
| Martin Strip | Finleyville Washington PA | Coal (Bituminous) | View Details > |
| Mathies | New Eagle Washington PA | Coal (Bituminous) | View Details > |
| Matway Site | Bentleyville Washington PA | Coal (Bituminous) | View Details > |
| May #5 Pit | Washington MN | Construction Sand and Gravel | View Details > |
| MC CULLOUGH PIT | Middlesex Washington VT | Construction Sand and Gravel | View Details > |
| Mc Daniel Screening Plant | Weiser Washington ID | Construction Sand and Gravel | View Details > |
| Mc Daniels Sand And Gravel | Washington LA | Construction Sand and Gravel | View Details > |
| McClinton-Anchor Portable No. 1 | Hindsville Washington AR | Construction Sand and Gravel | View Details > |
| Mcgeorge Pit | Washington ME | Construction Sand and Gravel | View Details > |
| MERGET SAND & GRAVEL | Washington WI | Construction Sand and Gravel | View Details > |
| Metaline Falls Washington Plant Of Lafar | Pend Oreille WA | Cement | View Details > |
| METSO CONE Portable | Fort Ann Washington NY | Crushed, Broken Limestone NEC | View Details > |
| METSO JAW CRUSHER | Fort Ann Washington NY | Sand, Common | View Details > |
| Metz Strip | Bentleyville Washington PA | Coal (Bituminous) | View Details > |
| Michel Lease | Mt. Hermon Washington LA | Construction Sand and Gravel | View Details > |
| Middle 64lls Quarry And Mill | Washington NY | Crushed, Broken Limestone NEC | View Details > |
| Middlesex Pit | ? Washington VT | Construction Sand and Gravel | View Details > |
| MIDDLESEX PIT | Washington VT | Dimension Stone NEC | View Details > |
| Middleton | Granville Washington NY | Dimension Slate | View Details > |
| Midland Surface Mine | Houston Washington PA | Coal (Bituminous) | View Details > |
| Midnight Sun Thomas Siding | Washington Daviess IN | Coal (Bituminous) | View Details > |
| Midvale Sand & Gravel | MIDVALE Washington ID | Construction Sand and Gravel | View Details > |
| Midway Strips | Mcdonald Washington PA | Coal (Bituminous) | View Details > |
| Miller Excavating Incorporated Pit #1 | Stillwater Washington MN | Construction Sand and Gravel | View Details > |
| Millsboro No 1 Strip | Washington PA | Coal (Bituminous) | View Details > |
| Mine 84 | Eighty Four Washington PA | Coal (Bituminous) | View Details > |
| Mine No 4 | Chartiers Township Washington PA | Coal (Bituminous) | View Details > |
| Mine No 58 | Marianna, Pa Washington PA | Coal (Bituminous) | View Details > |
| Mineral Beach | Venetia Washington PA | Coal (Bituminous) | View Details > |
| Mineral Hill Red Quarry | Washington NY | Dimension Slate | View Details > |
| MINERAL HILL SLATE | Washington NY | Dimension Slate | View Details > |
| Mineral Hill Slate Company Quarry & Mill | Washington NY | Dimension Slate | View Details > |
| Mineral Point Plant | Washington MO | Barite Barium Ore | View Details > |
| Mobile Crushing Plant 1 | Washington Washington UT | Construction Sand and Gravel | View Details > |
| Mohegan One | Granville Washington NY | Dimension Slate | View Details > |
| Mohican Quarries LLC | Fort Ann Washington NY | Crushed, Broken Granite | View Details > |
| Monroe Mines | Granville Washington NY | Dimension Slate | View Details > |
| Montour #4 | Lawrence Washington PA | Coal (Bituminous) | View Details > |
| Montour Strip Mine | Washington PA | Coal (Bituminous) | View Details > |
| Moore Pit^ | ? Washington VT | Construction Sand and Gravel | View Details > |
| Moore Rock Pit | Washington OR | Crushed, Broken Traprock | View Details > |
| Moretown Pit Vermont Sand & Stone Inc | ? Washington VT | Construction Sand and Gravel | View Details > |
| Morrone Trucking Sand & Gravel Inc. | Carolina Washington RI | Construction Sand and Gravel | View Details > |
| Morrow Quarry | Fayetteville Washington AR | Crushed, Broken Limestone NEC | View Details > |
| Motycki Strip | Charleroi Washington PA | Coal (Bituminous) | View Details > |
| Mount Sand & Gravel Pit & Plant | Washington MO | Construction Sand and Gravel | View Details > |
| Mueller #59 | Washington KS | Crushed, Broken Limestone NEC | View Details > |
| Mueller Sand & Gravel Co Inc | Washington KS | Construction Sand and Gravel | View Details > |