54-56 Stryd y Farchnad, Caergybi / 54-56 Market Street, Holyhead
Cais ôl-weithredol ar gyfer newid defnydd yr adeilad o A1 (masnach) i A3 (bwyd a diod) yn / Retrospective application for the change of use of the building from A1 (retail) to A3 (food and drink) at