On the Cumbrian Coast also: Askam, Foxfield, Silecroft, Bootle and Drigg, Carnforth
On the Blackpool line: Salwick
Lancs/Cheshire: Rainford, Liverpool South Parkway (Allerton), Runcorn, Runcorn East (Norton), St Helens Central (beyond bridge), Burscough Bridge, Edale (Derbyshire)
Settle and Carlisle: Settle (preserved box), Kirkby Stephen, Appleby, Armathwaite (out of use)
North Wales: Rhyl (2 boxes, one disused but listed), Penmaenmawr, Bangor, Ty Croes, Penyffordd (Wrexham line) in addition to those already mentioned. Llanfair PG is a small Gate Box and hardly visible from the station platforms.
Mid and South Wales: Whitland, Kidwelly, Pantyffynnon, Llandrindod Wells (disused), Tondu,
North East: Chathill (box disused but listed), Alnmouth, Haltwhistle, Bardon Mill, Haydon bridge, Hexham, Heighington, Shildon,
Yorkshire: Starbeck, Hammerton (just a cabin with frame on platform), Goole, Saltmarshe, Gilberdyke (under bridge) Broomfleet, Howden (boarded up), Hensall, Selby (Swing Bridge Box), Wakefield Kirkgate (don't bother!), Halifax, Keighley (on KWVR platform), Kiveton Park, Shireoaks (box disused), Cresswell (Notts)(Elmton & Cresswell Jc).
Lincs: Gainsborough Central, Brigg, Wainfleet, Boston (West Street Jc), Metheringham (Blankney box closed but listed). Barnetby (East box now closed), Stallingbrough (box closed), New Holland (Barrow Rd Gate Box)
Glasgow and South Western: Annan, Dumfries, Kirkconnel, New Cumnock, Kilmarnock (don't bother!), Barrhead. Stranraer Harbour.
Between Ely and Norwich the closed boxes were still standing this summer at these stations: Lakenheath, Brandon, Thetford, Eccles Road, Attleborough, Spooner Row and Wymondham. Notices were attached to Harling Road box announcing demolition for June.
Dullingham box between Cambridge and Newmarket is on the platform. Foxton Gate Box is across the A10 LC from the station. Cromer no longer in use but listed.
West: Crediton
Southern: Ryde St John's Road, Maidstone West (slightly round a curve from the platform south end), Snodland, Ramsgate, Bognor Regis, Woolston.
Midlands: Lichfield Trent Valley (High Level), Hereford, Princes Risborough (disused)
Scotland: also Keith. Huntly box isn't visible from station.
TfL: Chesham
Wasn't Nantwich box removed to a signalling training centre in Crewe? Hooton is demolished and replaced by a grey box.