657 Squadron
| Dates | Location | Higher Formation/Remarks |
| . | . | . |
| . | 657 Aviation Squadron AAC | . |
| 1969.10 | Germany: Bournemouth Barracks, Soltau | 1 Regiment AAC: Sioux AH1 and six Scout AH1 |
| . | 17 Feb - 17 Jun 72: Northern Ireland: Long Kesh | Sioux Helicopter Detachment |
| . | 1 Jan 73: Renamed 657 Squadron AAC | . |
| . | 1 Dec 73 - 28 Mar 74: Northern Ireland: Ballykelly | Sioux Helicopter Detachment |
| . | 29 Nov 74 - 26 Mar 75: Northern Ireland: Ballykelly | Sioux Helicopter Detachment |
| . | 13 Feb - 13 Jun 78: Northern Ireland: Long Kesh | . |
| 1978.04.01 | Germany: Tofrek Barracks East, Hildesheim | . |
| . | 1 Apr 78: Renamed 661 Squadron AAC | . |
| . | . | . |
| . | 657 Squadron AAC | . |
| 1978.04.01 | England: Kirkee Bks, Colchester. From 665 Squadron | Support to 4 Div??: sp to 19 Inf Bde |
| . | 13 Apr - 13 Jun 78: Northern Ireland: | . |
| . | 2 Aug 82 - ??: Falkland Islands: | . |
| 1990.06 | England: Oakington | 9 Regiment AAC |
| 1992.03 | England: Dishforth | 9 Regiment AAC |
| . | 2000: Dishforth: Anti-tank role | Lynx AH 7 & Gazelle AH 1 |
| 2000.06 | England: RAF Odiham | Joint Special Forces Aviation Wing: Lynx |
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