Notering byer (11 sted (er)). Velg byen for å se postnummeret (s):
Garneddwen (1) Garreg Bank (1) Garthmyl (1) Geuffordd (1) Geufron (1) Glanmule (1) | Glantwymyn (1) Glaspwll (1) Godor (1) Groes-lwyd (1) Guilsfield (1) |