Individual Sqn identification

Hi gents I am close to finalising a memorial but I require certain ID’s please can you help.

21/12/1939 Hampden 49Sqn L4073 EA-?
18/01/1940 Hurricane L2066 43Sqn FT-?
14/04/1941 Spitfire 58OTU ?
09/09/1941 Spitfire P7751 74 Sqn ZP-?
04/11/1942 Hurricane AM282 539Sqn ?

Thank you

Chris