Aberbargoed / Aberbargod, Abercanaid, Abercwmboi, Abercynon, Aberfan, Abermorlais, Abertysswg, Argoed, Bargod / Bargoed, Bedlinog, Bedwellty / Bedwellte, Bryntirion, Buarth Capel, Cae-draw, Cae-pant-tywyll, Caegarw, Carnetown, Cefn Fforest, Cefn Hengoed, Cefnpennar, Craig Berthlwyd, Cwmbâch, Cwmpennar, Cwmsyfiog, Darranlas, Deri, Dowlais, Dowlais Top, Edwardsville, Elliot's Town, Ffos-y-frân, Fleur-de-lis, Fochriw, Gelligaer, Georgetown, Gilfach, Glebeland, Glenboi, Goitre Coed, Hengoed, Hollybush, Incline Top, Llancaiach, Llanfabon, Markham, Melin Caiach, Merthyr Tydfil / Merthyr Tudful, Merthyr Vale / Ynysowen, Miskin, Morgan Town, Mountain Ash / Aberpennar, Mountain Hare, Mynachdy, Nelson, New Tredegar, Parc Penallta Country Park, Pen-pedair-heol, Pen-y-bank, Pen-y-Darren, Pengam, Penrhiwceiber, Pentrebach, Pentwyn Berthl?yd, Penyard, Penybryn, Penyrheol, Perthcelyn, Phillip's Town, Pochin Houses, Pontcynon, Pontlottyn, Quaker's Yard, Rhyd-y-car, Rhymney / Rhymni, Taff Merthyr Garden Village, Tai'r-heol, The Quar, Thomas Town, Tir-y-berth, Tirphil, Tirphill, Tredomen, Treharris, Trelewis, Troedrhiwfuwch, Troedyrhiw, Twynyrodyn, Tydfil's well, Tyntetown, Upper Abercanaid, Williamstown, Ynys-fach, Ynysboeth, Ynysybwl, Ysgubor Newydd