Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* You have visited the company page Swyddfa Sub Post Office Cwm-y-glo, which is in category National Post Services. The legal address of the company is London House, Cwm-y-glo, Gwynedd LL55 4DT. For more information, call 01286872722 Your comments* (not for publishing) * — Required information Swyddfa Sub Post Office Cwm-y-glo ← View details London House, Cwm-y-glo, Gwynedd LL55 4DT, United Kingdom, Cwm-y-glo, Gwynedd 01286872722