| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Aberffraw | city | Sir Ynys Mon | United Kingdom | 53.18 | -4.45 | 3 | 1855 |
| Amlwch | city | Sir Ynys Mon | United Kingdom | 53.40 | -4.33 | 255 | 1785 |
| Bangon | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.12 | 75 | 9914 |
| Bangor | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.12 | 75 | 9914 |
| Bangoras | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.12 | 75 | 9914 |
| Beaumaris | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.12 | 232 | 6661 |
| Benllech | city | Sir Ynys Mon | United Kingdom | 53.32 | -4.22 | 0 | 8208 |
| Biwmares | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.12 | 232 | 6661 |
| Biwmaris | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.12 | 232 | 6661 |
| Bodedera | city | Sir Ynys Mon | United Kingdom | 53.28 | -4.50 | 95 | 2830 |
| Bodedern | city | Sir Ynys Mon | United Kingdom | 53.28 | -4.50 | 95 | 2830 |
| Bodewryd | city | Sir Ynys Mon | United Kingdom | 53.40 | -4.42 | 180 | 2019 |
| Bodorgan | city | Sir Ynys Mon | United Kingdom | 53.18 | -4.42 | 0 | 2137 |
| Bryngwran | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.48 | 68 | 2831 |
| Bryngwyrai | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.48 | 68 | 2831 |
| Cae'r-geiliog | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.52 | 26 | 2594 |
| Caergybi | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.63 | 3 | 1240 |
| Cae’r-geiliog | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.52 | 26 | 2594 |
| Cemaes | city | Sir Ynys Mon | United Kingdom | 53.40 | -4.45 | 141 | 1966 |
| Cemaes Bay | city | Sir Ynys Mon | United Kingdom | 53.40 | -4.45 | 141 | 1966 |
| Cemmaes | city | Sir Ynys Mon | United Kingdom | 53.40 | -4.45 | 141 | 1966 |
| Coedana | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.37 | 226 | 5885 |
| Gaerwen | city | Sir Ynys Mon | United Kingdom | 53.20 | -4.27 | 36 | 15414 |
| Gwalchmai | city | Sir Ynys Mon | United Kingdom | 53.25 | -4.42 | 134 | 3635 |
| Gwredog | city | Sir Ynys Mon | United Kingdom | 53.35 | -4.40 | 249 | 2831 |
| Holihedas | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.63 | 3 | 1240 |
| Holyhead | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.63 | 3 | 1240 |
| Lanfairpwll | city | Sir Ynys Mon | United Kingdom | 53.22 | -4.20 | 32 | 13548 |
| Langevnis | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.33 | 121 | 12240 |
| Langoes | city | Sir Ynys Mon | United Kingdom | 53.28 | -4.08 | 0 | 6479 |
| Llanabo | city | Sir Ynys Mon | United Kingdom | 53.35 | -4.43 | 236 | 2831 |
| Llanallgo | city | Sir Ynys Mon | United Kingdom | 53.33 | -4.25 | 91 | 7721 |
| Llanbabo | city | Sir Ynys Mon | United Kingdom | 53.35 | -4.43 | 236 | 2831 |
| Llanbadrig | city | Sir Ynys Mon | United Kingdom | 53.42 | -4.43 | 68 | 1498 |
| Llanbedrog | city | Sir Ynys Mon | United Kingdom | 53.42 | -4.43 | 68 | 1498 |
| Llanddausaint | city | Sir Ynys Mon | United Kingdom | 53.42 | -4.48 | 26 | 1328 |
| Llanddeusant | city | Sir Ynys Mon | United Kingdom | 53.42 | -4.48 | 26 | 1328 |
| Llanddona | city | Sir Ynys Mon | United Kingdom | 53.28 | -4.13 | 223 | 9567 |
| Llanddyfnan | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.25 | 249 | 16369 |
| Llandegfan | city | Sir Ynys Mon | United Kingdom | 53.23 | -4.15 | 104 | 11735 |
| Llandyfrydog | city | Sir Ynys Mon | United Kingdom | 53.33 | -4.33 | 252 | 4689 |
| Llanerchymedd | city | Sir Ynys Mon | United Kingdom | 53.33 | -4.38 | 249 | 3566 |
| Llanfachraeth | city | Sir Ynys Mon | United Kingdom | 53.32 | -4.53 | 59 | 2667 |
| Llanfachreth | city | Sir Ynys Mon | United Kingdom | 53.32 | -4.53 | 59 | 2667 |
| Llanfaelog | city | Sir Ynys Mon | United Kingdom | 53.23 | -4.47 | 59 | 2589 |
| Llanfaes | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.10 | 0 | 8369 |
| Llanfaethlu | city | Sir Ynys Mon | United Kingdom | 53.35 | -4.53 | 164 | 2527 |
| Llanfaethly | city | Sir Ynys Mon | United Kingdom | 53.35 | -4.53 | 164 | 2527 |
| Llanfair P.G. | city | Sir Ynys Mon | United Kingdom | 53.22 | -4.20 | 32 | 13548 |
| Llanfair Pwllgwyngyll | city | Sir Ynys Mon | United Kingdom | 53.22 | -4.20 | 32 | 13548 |
| Llanfairpwllgwyngyll | city | Sir Ynys Mon | United Kingdom | 53.22 | -4.20 | 32 | 13548 |
| Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch | city | Sir Ynys Mon | United Kingdom | 53.22 | -4.20 | 32 | 13548 |
| Llanfairpwllgwyngyllgogerychwyrndrobwyll-llantysiliogogogoch | city | Sir Ynys Mon | United Kingdom | 53.22 | -4.20 | 32 | 13548 |
| Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch | city | Sir Ynys Mon | United Kingdom | 53.22 | -4.20 | 32 | 13548 |
| Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch | city | Sir Ynys Mon | United Kingdom | 53.22 | -4.20 | 32 | 13548 |
| Llanfechell | city | Sir Ynys Mon | United Kingdom | 53.38 | -4.47 | 177 | 2533 |
| Llanfflewyn | city | Sir Ynys Mon | United Kingdom | 53.37 | -4.48 | 193 | 2668 |
| Llanfihangel | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.13 | 275 | 6976 |
| Llanfihangel-ty'n-Sylwy | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.13 | 275 | 6976 |
| Llanfihangel-ty’n-Sylwy | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.13 | 275 | 6976 |
| Llangadwaladr | city | Sir Ynys Mon | United Kingdom | 53.20 | -4.42 | 3 | 2676 |
| Llangefni | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.33 | 121 | 12240 |
| Llangoed | city | Sir Ynys Mon | United Kingdom | 53.28 | -4.08 | 0 | 6479 |
| Llangristiolus | city | Sir Ynys Mon | United Kingdom | 53.23 | -4.33 | 55 | 12115 |
| Llangwyllog | city | Sir Ynys Mon | United Kingdom | 53.28 | -4.35 | 150 | 10018 |
| Llanrhwydrys | city | Sir Ynys Mon | United Kingdom | 53.40 | -4.52 | 150 | 1558 |
| Llanrhyddlad | city | Sir Ynys Mon | United Kingdom | 53.37 | -4.55 | 193 | 1868 |
| Llantrisaint | city | Sir Ynys Mon | United Kingdom | 53.32 | -4.48 | 177 | 2831 |
| Llantrisant | city | Sir Ynys Mon | United Kingdom | 53.32 | -4.48 | 177 | 2831 |
| Lligwy | city | Sir Ynys Mon | United Kingdom | 53.35 | -4.27 | 98 | 4280 |
| Moelfre | city | Sir Ynys Mon | United Kingdom | 53.35 | -4.23 | 0 | 4478 |
| Newborough | city | Sir Ynys Mon | United Kingdom | 53.17 | -4.37 | 6 | 3571 |
| Niwbrwch | city | Sir Ynys Mon | United Kingdom | 53.17 | -4.37 | 6 | 3571 |
| Penmon | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.05 | 0 | 3001 |
| Penrhos-Lligwy | city | Sir Ynys Mon | United Kingdom | 53.35 | -4.27 | 98 | 4280 |
| Pentraeth | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.22 | 246 | 15822 |
| Rhoscolyn | city | Sir Ynys Mon | United Kingdom | 53.25 | -4.60 | 0 | 1344 |
| Rhosneigir | city | Sir Ynys Mon | United Kingdom | 53.23 | -4.52 | 9 | 1735 |
| Rhosneigr | city | Sir Ynys Mon | United Kingdom | 53.23 | -4.52 | 9 | 1735 |
| Valley | city | Sir Ynys Mon | United Kingdom | 53.28 | -4.57 | 9 | 2162 |
| Μπάνγκορ | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.12 | 75 | 9914 |
| Аберфрау | city | Sir Ynys Mon | United Kingdom | 53.18 | -4.45 | 3 | 1855 |
| Бангор | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.12 | 75 | 9914 |
| Биумарис | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.12 | 232 | 6661 |
| Бомарис | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.12 | 232 | 6661 |
| Голігед | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.63 | 3 | 1240 |
| Лангевни | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.33 | 121 | 12240 |
| Лланвайр Пуллгвингилл | city | Sir Ynys Mon | United Kingdom | 53.22 | -4.20 | 32 | 13548 |
| Лланвайр-Пуллгвингилл | city | Sir Ynys Mon | United Kingdom | 53.22 | -4.20 | 32 | 13548 |
| Ллангевні | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.33 | 121 | 12240 |
| Холихед | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.63 | 3 | 1240 |
| Хоулихед | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.63 | 3 | 1240 |
| Բանգոր | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.12 | 75 | 9914 |
| בנגור | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.12 | 75 | 9914 |
| הוליהד | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.63 | 3 | 1240 |
| أبرففرو | city | Sir Ynys Mon | United Kingdom | 53.18 | -4.45 | 3 | 1855 |
| بانجور | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.12 | 75 | 9914 |
| بانغور | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.12 | 75 | 9914 |
| بنگور، ولز | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.12 | 75 | 9914 |
| بينمون | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.05 | 0 | 3001 |
| بینگور | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.12 | 75 | 9914 |
| بینگور، گوینڈ | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.12 | 75 | 9914 |
| ბანგორი | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.12 | 75 | 9914 |
| スランゲヴニ | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.33 | 121 | 12240 |
| バンガー | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.12 | 75 | 9914 |
| ホリーヘッド | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.63 | 3 | 1240 |
| ランヴァイル・プルグウィンギル・ゴゲリフウィルンドロブル・ランティシリオゴゴゴホ | city | Sir Ynys Mon | United Kingdom | 53.22 | -4.20 | 32 | 13548 |
| 波馬利斯 | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.12 | 232 | 6661 |
| 蘭蓋夫尼 | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.33 | 121 | 12240 |
| 霍利希德 | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.63 | 3 | 1240 |
| 랑게프니 | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.33 | 121 | 12240 |
| 랜바이어푸흘귄기흘 | city | Sir Ynys Mon | United Kingdom | 53.22 | -4.20 | 32 | 13548 |
| 뱅고어 | city | Sir Ynys Mon | United Kingdom | 53.27 | -4.12 | 75 | 9914 |
| 홀리헤드 | city | Sir Ynys Mon | United Kingdom | 53.30 | -4.63 | 3 | 1240 |