Thanks to a member of the Old Didcot, Harwell & Hagbourne Facebook group for the following information:
“The picture is Manor Road. The thatch was burnt back in the early 1960s. Mr Wiggins ran the post office in Foxhall Road and used to live in the house next to the post office."
Unused early postcard - Wiggins Post Office (Ref: PC_Didcot0017)