Llandovery No.2 Signal Box, on the former Vale of Towy Railway, later Central Wales Line (nprn 291119), stood at the southern end of Llandovery station (nprn 302783). It was closed in 1966 and replaced by a 2-lever ground frame, known as 'Llandovery South Ground Frame'.
Sources include: 'Simplification of Layout and Signalling Central Wales Line', British Railways, 1966 (internal document).
B.A.Malaws, RCAHMW, 19 August 2016.