| St Mortiz Security Service (717) 730-7455 | Harrisburg, PA 17110 11.4 mi 1006 Hemlock Dr | Call NowDetails |
| Lowv Systems (717) 796-1000 | Mechanicsburg, PA 17055 19.3 mi 114 N York St | Call NowDetails |
| Signal Security Service | York, PA 17406 19.9 mi 3600 Board Rd | Details |