This is a list of places in Wales which have standing links to local communities in other countries known as " town twinning" (usually in Europe) or "sister cities" (usually in the rest of the world).
Abergavenny [1]
Abergele [2]
Abertillery [3]
Aberystwyth [4]
Bala [5]
Bagillt [6]
Bangor [7]
Blackwood [8]
Blaenavon [9]
Blaenau Gwent [10]
Brecknockshire [11]
Brecon [12]
Bridgend [13]
Briton Ferry [14]
Broughton and Bretton [15]
Brynmawr [16]
Caernarfon [17]
Caerphilly [18]
Caldicot [19]
Cardiff [20]
Cardigan
Carmarthen [23]
Colwyn Bay [2]
Cowbridge [24]
Crickhowell [25]
Crymych [26]
Cwmaman [27]
Cwmbran [9]
Denbigh [28]
Dolgellau [29]
Fishguard and Goodwick [30]
Flintshire [31]
Glynneath [32]
Gorseinon [33]
Govilon [34]
Gowerton [35]
Haverfordwest [36]
Hay-on-Wye [37]
Holyhead [38]
Holywell [39]
Isle of Anglesey [40]
Kidwelly [41]
Llanberis [42]
Llanbradach [43]
Llandeilo [44]
Llandovery [45]
Llandrindod Wells [46]
Llandudno [47] [48]
Llandybie [49]
Llandysul [50]
Llanelli [51]
Llanfairfechan [52]
Llangedwyn [53]
Llanidloes [54]
Llantrisant [55]
Llantwit Major [56]
Llanwrtyd Wells [57]
Llwchwr [33]
Machen [58]
Machynlleth [59]
Milford Haven [60] [61]
Monmouth [62]
Monmouthshire [9]
Mumbles [63]
Narberth [64]
Nefyn [65]
Newcastle Emlyn [66]
Newport [67]
Newport, Pembrokeshire [68]
Newtown [69]
Neyland [70]
Norton [71]
Pembroke [72]
Pembroke Dock [73]
Penarth [74]
Pencoed [75]
Pontardawe [76]
Pontarddulais [77]
Pontypool [9]
Porthcawl [78]
Porthmadog [79]
Presteigne [71]
Radyr and Morganstown [80]
Raglan [81]
Rhondda Cynon Taf [82]
Ruthin [83]
St Asaph [84]
St Clears [85]
St Davids [86]
St Dogmaels [87]
Swansea [63]
Torfaen [9]
Tredegar [90]
Tregaron [91]
Usk [92]
Vale of Glamorgan [93]
Whitland [94]
Wrexham [95]
Ystradgynlais [96]