209 Squadron
| Dates | Location | Higher Formation - Notes |
| 19 Infantry Brigade Signal Squadron | ||
| 1951 | England: Sobraon Barracks, Colchester | 19 Infantry Brigade |
| 1956: Renamed 19 Infantry Brigade Group Signal Squadron | 19 Infantry Brigade Group | |
| 1959.09.01 | England: Cherry Tree Camp, Colchester | 19 Infantry Brigade Group |
| 1 Sep 59: Renamed 209 Signal Squadron | ||
| 1965: Renamed 19 Infantry Brigade Headquarters and Signal Squadron | ||
| 1966: Renamed 19 Airportable Brigade Headquarters and Signal Squadron | 19 Airportable Brigade | |
| 4 Jun - 25 Oct 71: Northern Ireland: Kitchen Hill Factory, Lurgan | Roulemount tour | |
| 1975 | England: Goojerat Barracks, Colchester | 19 Airportable Brigade |
| 1978: Renamed 7 Field Force Headquarters and Signal Squadron | 7 Field Force | |
| 1982: Renamed 19 Infantry Brigade Headquarters and Signal Squadron | 19 Infantry Brigade | |
| 1993 | England: Gaza Barracks, Catterick | 19 Infantry Brigade |
| 1993: Renamed 19 Mechanised Brigade Headquarters and Signal Squadron | 19 Mechanised Brigade | |
| 2005: Renamed 19 Light Brigade Headquarters and Signal Squadron | 19 Light Brigade | |
| ?? | Northern Ireland | |
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