| Liberty Center | 2.8 mi | Construction Sand and Gravel | Surface | Abandoned |
| Wells Co. Hwy. Dept | 3.0 mi | Stone | Surface | Producer |
| Liberty Center Aggregates | 4.1 mi | Construction Sand and Gravel | Surface | Abandoned |
| Imi Bluffton Quarry | 4.7 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Erie Stone Company-Bluffton | 4.8 mi | Stone, Crushed/Broken | Surface | Producer |
| Sphalerite Occurrence Z75 | 5.1 mi | Zinc | — | Occurrence |
| Rock Creek Stone Quarry | 6.6 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Rock Creek Materials | 6.6 mi | Dimension Limestone | Surface | Intermittent |
| Bluffton Quarry | 6.6 mi | Crushed, Broken Stone NEC | Surface | Abandoned |
| Linn Grove Quarry | 8.9 mi | Stone, Crushed/Broken | Surface | Producer |
| Us Aggregates-Linn Grove Quarry | 8.9 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Erie Stone Quarry | 10.3 mi | Stone, Crushed/Broken | Surface | Producer |
| Imi Markle Quarry | 10.4 mi | Construction Sand and Gravel | Surface | Intermittent |
| Imi Montpelier Quarry | 10.4 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Markle Quarry | 10.4 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Majenica Clay Pit | 13.1 mi | Clay | Surface | Past Producer |
| Majenica Clay Pit | 13.3 mi | Clay | Surface | Producer |
| Adams City Highway Dept. | 13.8 mi | Stone | Surface | Producer |
| Pennville Sand and Gravel | 14.4 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Penn Aggregates Sand & Gravel Pit | 15.0 mi | Sand and Gravel, Construction | Surface | Producer |
| Krick-Tyndall Pit | 15.3 mi | Clay | Surface | Past Producer |
| Smith Rd Portable | 15.6 mi | Sand, Common | Surface | Intermittent |
| Cly Gravel Company | 17.3 mi | Sand and Gravel, Construction | Surface | Producer |
| Decatur City Engr. | 17.4 mi | Stone | Surface | Producer |
| Stone Street Quarry | 17.8 mi | Sand and Gravel, Construction, Stone, Crushed/Broken | Surface | Producer |
| Adams County Sand & Gravel Pit | 18.1 mi | Sand and Gravel, Construction | Surface | Producer |
| Stone-Street Quarries Inc | 18.4 mi | Construction Sand and Gravel | Surface | Active |
| Huntington Quarry | 18.5 mi | Stone, Crushed/Broken | Surface | Producer |
| Imi Huntington Quarry | 18.6 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Blackford County Highway Dept. | 19.1 mi | Stone | Surface | Producer |
| Hess Excavating | 19.4 mi | Sand and Gravel, Construction | Surface | Producer |
| Huntington Co. Hwy. Dept. | 19.4 mi | Stone | Surface | Producer |
| Huntington City | 19.4 mi | Stone | Surface | Producer |
| Inman Tile Pit | 19.4 mi | Clay | Surface | Past Producer |
| Us Aggregates-Pleasant Mills Quarry | 19.7 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Karch Stone Quarry | 19.8 mi | Stone, Crushed/Broken | Surface | Producer |
| Roanoke Pit | 20.1 mi | Sand and Gravel, Construction | Surface | Producer |
| Garthwaite Road Pit | 20.2 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Pleasant Mills Quarry | 20.2 mi | Stone, Crushed/Broken | Surface | Producer |
| Lower Huntington Quarry | 21.0 mi | Crushed, Broken Limestone NEC | Surface | Abandoned |
| Ft. Wayne Quarry & Mill | 21.2 mi | Stone, Crushed/Broken | Surface | Producer |
| Midwest Aggregates Pit 2 | 21.4 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unnamed Fluorite Occurrence | 21.4 mi | Fluorine-Fluorite | — | Occurrence |
| Habig Trucking and Excavating | 21.8 mi | Sand and Gravel, Construction | Surface | Producer |
| Us Aggregates-Portland Quarry | 21.8 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Brudi #4 | 21.9 mi | Sand and Gravel, Construction | Surface | Producer |
| Portland Quarry | 21.9 mi | Stone, Crushed/Broken | Surface | Producer |
| Roanoke Pit and Mill | 22.2 mi | Sand and Gravel, Construction | Surface | Producer |
| Ardmore Stone Quarry | 22.5 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Ardmore Stone Plant #2 | 22.6 mi | Stone, Crushed/Broken | Surface | Producer |
| Ardmore Sand Plant #1 | 22.7 mi | Sand and Gravel, Construction | Surface | Producer |
| Old Prairie Products Inc | 22.7 mi | Construction Sand and Gravel | Surface | Abandoned |
| Brudi #1 | 22.8 mi | Sand and Gravel, Construction | Surface | Producer |
| Sphalerite and Fluorite Occurrence Z79 | 23.5 mi | Zinc, Fluorine-Fluorite | — | Occurrence |
| Jack Himelick Gravel Co. Inc. | 23.8 mi | Construction Sand and Gravel | Surface | Abandoned |
| Jack Himelick Gravel Pit | 23.9 mi | Sand and Gravel, Construction | Surface | Producer |
| H & W Sand & Gravel Pit | 24.0 mi | Sand and Gravel, Construction | Surface | Producer |
| Star Materials | 24.1 mi | Construction Sand and Gravel | Surface | Abandoned |
| Grant County Sand and Gravel | 24.2 mi | Construction Sand and Gravel | Surface | Active |
| Strouder Brothers Pit | 24.2 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Sees Pit | 24.5 mi | Sand and Gravel, Construction | Surface | Producer |
| Knotts Sand and Gravel Pit | 24.8 mi | Sand and Gravel, Construction | Surface | Producer |
| Imi/marion Sand & Gravel | 24.9 mi | Construction Sand and Gravel | Surface | Abandoned |
| Aggregate Plant | 24.9 mi | Construction Sand and Gravel | Surface | Abandoned |