217 Squadron
| Dates | Location | Higher Formation / Notes |
| 5 Army Group Royal Artillery Signals | ||
| 1950.11 | Germany: Llanelly Barracks, Hubbelrath | |
| 1 Sep 59: Renamed 217 Signal Squadron (Army Group Royal Artillery) | ||
| 1961: Renamed 217 AGRA (AA) Signal Squadron | ||
| 1965: Renamed 217 AGRA (AA) HQ & Signal Squadron | ||
| 1966 | Germany: Camp 10, Dortmund | |
| 1971: Renamed 7 Artillery Brigade HQ & Signal Squadron | ||
| 1 Sep 77: Disbanded | ||
| 217 Signal Squadron | ||
| 1993 | England: York | 2 Signal Regiment: Reformed |
| 2000: Disbanded | ||
| 217 Signal Squadron | ||
| 2007 | England: Beacon Barracks, Stafford | 22nd Signal Regiment: Reformed |
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