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| Compass Quarries Inc | 717-442-4191 | Mc Ilvaine Rd | Paradise | PA | 17562 |
| Delta Carbonate Inc | 717-843-0981 | 1058 Roosevelt Ave | York | PA | 17404 |
| Frey W S Co | 717-848-2369 | 257 E Market St | York | PA | 17403 |
| Hazleton Coal Sales Co Inc | 717-889-3156 | W Main | Ringtown | PA | 17967 |
| Limestone Township Supervisors | 717-745-3478 | RR 2 | Jersey Shore | PA | 17740 |
| Lycoming Silica Sand Qrry | 717-584-2153 | RR 4 | Muncy | PA | 17756 |
| Millard Lime & Stone Co Plan Office | 717-867-5560 | Rt 422 W | Annville | PA | 17003 |
| Union Quarries Inc Concrete | 717-367-1080 | Quarry | Rheems | PA | 17570 |