204 Squadron
| Dates | Location | Higher Formation - Notes |
| 4 (Guards) Brigade Signal Squadron | ||
| ?? | Germany: Llanelly Barracks, Hubbelrath | 4 (Guards) Brigade |
| c1957/58: Renamed 4 (Guards) Brigade Group Signal Squadron | ||
| 1 Sep 59: Renamed 204 Signal Squadron (Guards Brigade Group) | ||
| 1964 | Germany: Aldershot Barracks, Iserlohn | 4 (Guards) Brigade |
| 1965: Renamed 204 Signal Squadron (Guards Brigade) | ||
| 1968.03 | Germany: York Bks, Munster | 4 (Guards) Brigade |
| 5 Sep 70: Renamed 204 Signal Squadron (Brigade) | 4 Armoured Brigade | |
| 1977: Renamed 4 Squadron, 2 Armoured Division Signal Regiment | ||
| 1981: Renamed 204 (4 Armoured Brigade) Signal Squadron | ||
| 1993 | Germany: Quebec Bks, Osnabruck | 4 Armoured Brigade |
| 4 Armoured Brigade HQ & Signal Squadron (204) | ||
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