Alphabetic UK towns (not cities)

Morley

O Orpington

Q...Queensferry

Ripon might be a city 

R. Runcorn

T. Tadcaster

Can't think of an X 

Y. Yarm

B. Broughton-in-Furness

Wakefield and Chester are definitely cities.

D Darlington

G..Goole

I. Ilfracombe

K. Keswick

M. Morecambe

O. Oswestry