| 4290 | 10c2 | D | Rock SysIO 1 | System Interop 1 | Interop |
| 4291 | 10c3 | D | Rock SysIO 2 | System Interop 2 | Interop |
| 4292 | 10c4 | D | Rock SysIO 3 | System Interop 3 | Interop |
| 4353 | 1101 | D | Rock UHF IO1 | UHF Interop 1 (Multiple Locations) | Interop |
| 4354 | 1102 | D | Rock UHF IO2 | UHF Interop 2 (Massanutten Mountain) | Interop |
| 4355 | 1103 | D | Rock UHF IO3 | UHF Interop 3 (Harrisonburg City Tower) | Interop |
| 4356 | 1104 | D | Rock UHF IO4 | UHF Interop 4 (Harrisonburg City Tower) | Interop |
| 4357 | 1105 | D | Rock UHF IO5 | UHF Interop 5 (Little North Mountain) | Interop |
| 4358 | 1106 | D | Rock UHF IO6 | UHF Interop 6 (West Mountain) | Interop |
| 4359 | 1107 | D | Med 10 Massanutt | Med 10 Massanutten (patch) (AirCare 4/5, other med helos) | Hospital |
| 4360 | 1108 | D | Med 10 (Big Mtn) | Med 10 (Big Mountain) (patch) | Hospital |
| 4421 | 1145 | D | Shen DHR | Shenandoah DHR | Interop |
| 4481 | 1181 | D | VCALL 10 | VCALL 10 Patch (Massanutten Mountain) | Interop |
| 4482 | 1182 | D | UCALL 40 | UCALL 40 | Interop |
| 4483 | 1183 | D | 8 Call 90 | 8 Call 90 (Massanutten Mountain) | Interop |
| 4484 | 1184 | D | 8 Tac 91 | 8 Tac 91 (Massanutten Mountain) | Interop |
| 4485 | 1185 | D | 8 Tac 92 | 8 Tac 92 (Little North Mountain) | Interop |
| 4486 | 1186 | D | 8 Tac 93 | 8 Tac 93 (Dictum Ridge) | Interop |
| 4487 | 1187 | D | VTAC 11 | VTAC 11 | Interop |
| 4488 | 1188 | D | UTAC 41 | UTAC 41 | Interop |
| 4609 | 1201 | D | SIRS Patch | SIRS Patch (Harrisonburg City Tower) | Interop |
| 4611 | 1203 | D | Harr Rock Evt 1 | Harrisonburg Rockingham Event 1 | Interop |
| 4612 | 1204 | D | Harr Rock Evt 2 | Harrisonburg Rockingham Event 2 | Interop |
| 4613 | 1205 | D | Harr Rock Evt 3 | Harrisonburg Rockingham Event 3 | Interop |
