My application was sent to Durham. Here’s my latest update. This is for an Adult renewal. Royal Mail confirmed the old passport was received to their office on 1st June.
Documents received 12:41pm on 5 June 2020
Application received 1:31pm on 28 May 2020
Application submitted 1:31pm on 28 May 2020
(There was a Bank Holiday Monday which may have caused a slight delay).