| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Lanidloisas | city | Powys | United Kingdom | 52.47 | -3.53 | 830 | 1490 |
| Leighton | city | Powys | United Kingdom | 52.65 | -3.13 | 295 | 1493 |
| Llanafan-fawr | city | Powys | United Kingdom | 52.18 | -3.50 | 830 | 1490 |
| Llananno | city | Powys | United Kingdom | 52.35 | -3.33 | 948 | 1490 |
| Llanarmon | city | Powys | United Kingdom | 52.85 | -3.28 | 1017 | 3838 |
| Llanarmon-Mynydd-mawr | city | Powys | United Kingdom | 52.85 | -3.28 | 1017 | 3838 |
| Llanbadarn-fawr | city | Powys | United Kingdom | 52.27 | -3.35 | 830 | 1490 |
| Llanbadarn-fynydd | city | Powys | United Kingdom | 52.38 | -3.32 | 1151 | 1490 |
| Llanbedr | city | Powys | United Kingdom | 51.88 | -3.10 | 875 | 1795 |
| Llanbedr | city | Powys | United Kingdom | 52.10 | -3.25 | 984 | 1490 |
| Llanbister | city | Powys | United Kingdom | 52.35 | -3.30 | 1000 | 1490 |
| Llanbrynmair | city | Powys | United Kingdom | 52.58 | -3.65 | 830 | 1490 |
| Llanddewi Ystradenny | city | Powys | United Kingdom | 52.30 | -3.30 | 905 | 1490 |
| Llandefaelogfach | city | Powys | United Kingdom | 51.98 | -3.42 | 830 | 1490 |
| Llandefalle | city | Powys | United Kingdom | 52.00 | -3.30 | 830 | 1490 |
| Llandegley | city | Powys | United Kingdom | 52.25 | -3.27 | 1000 | 1490 |
| Llandeilo Fan | city | Powys | United Kingdom | 52.00 | -3.62 | 1000 | 1426 |
| Llandeilor-Fan | city | Powys | United Kingdom | 52.00 | -3.62 | 1000 | 1426 |
| Llandinam | city | Powys | United Kingdom | 52.48 | -3.43 | 830 | 1490 |
| Llandrindod | city | Powys | United Kingdom | 52.23 | -3.38 | 944 | 1490 |
| Llandrindod Wells | city | Powys | United Kingdom | 52.23 | -3.38 | 944 | 1490 |
| Llandrinio | city | Powys | United Kingdom | 52.73 | -3.05 | 216 | 3178 |
| Llandulas | city | Powys | United Kingdom | 52.05 | -3.63 | 1000 | 1339 |
| Llandysilio | city | Powys | United Kingdom | 52.75 | -3.08 | 239 | 3465 |
| Llandyssil | city | Powys | United Kingdom | 52.55 | -3.18 | 830 | 1540 |
| Llanerfyl | city | Powys | United Kingdom | 52.67 | -3.43 | 898 | 1490 |
| Llanfair Caereinion | city | Powys | United Kingdom | 52.67 | -3.32 | 830 | 1490 |
| Llanfair ym Muallt | city | Powys | United Kingdom | 52.17 | -3.42 | 830 | 1490 |
| Llanfair-ym-Muallt | city | Powys | United Kingdom | 52.17 | -3.42 | 830 | 1490 |
| Llanfaredd | city | Powys | United Kingdom | 52.15 | -3.37 | 830 | 1490 |
| Llanfechain | city | Powys | United Kingdom | 52.77 | -3.20 | 282 | 1729 |
| Llanfechan | city | Powys | United Kingdom | 52.77 | -3.20 | 282 | 1729 |
| Llanfihangel | city | Powys | United Kingdom | 52.22 | -3.20 | 1115 | 1490 |
| Llanfihangel | city | Powys | United Kingdom | 52.73 | -3.37 | 830 | 1490 |
| Llanfihangel Abergwessin | city | Powys | United Kingdom | 52.15 | -3.68 | 990 | 1490 |
| Llanfihangel Abergwesyn | city | Powys | United Kingdom | 52.15 | -3.68 | 990 | 1490 |
| Llanfihangel Cwm-du | city | Powys | United Kingdom | 51.90 | -3.18 | 889 | 1490 |
| Llanfihangel Rhydithon | city | Powys | United Kingdom | 52.28 | -3.25 | 1013 | 1490 |
| Llanfihangel-Bryn-Pabuan | city | Powys | United Kingdom | 52.20 | -3.50 | 830 | 1490 |
| Llanfihangel-Nant-Bran | city | Powys | United Kingdom | 51.98 | -3.55 | 954 | 1490 |
| Llanfihangel-nant-Melan | city | Powys | United Kingdom | 52.22 | -3.20 | 1115 | 1490 |
| Llanfihangel-yng-Ngheri | city | Powys | United Kingdom | 52.50 | -3.27 | 830 | 1490 |
| Llanfihangel-yng-Ngwynfa | city | Powys | United Kingdom | 52.73 | -3.37 | 830 | 1490 |
| Llanfrynach | city | Powys | United Kingdom | 51.92 | -3.35 | 830 | 1490 |
| Llanfyllin | city | Powys | United Kingdom | 52.75 | -3.25 | 830 | 1490 |
| Llangadfan | city | Powys | United Kingdom | 52.68 | -3.47 | 830 | 1490 |
| Llangadwaladr | city | Powys | United Kingdom | 52.87 | -3.22 | 1000 | 4683 |
| Llangammarch | city | Powys | United Kingdom | 52.12 | -3.55 | 892 | 1490 |
| Llangammarch Wells | city | Powys | United Kingdom | 52.12 | -3.55 | 892 | 1490 |
| Llangattock | city | Powys | United Kingdom | 51.85 | -3.13 | 209 | 4748 |
| Llangattwg | city | Powys | United Kingdom | 51.85 | -3.13 | 209 | 4748 |
| Llangatwg | city | Powys | United Kingdom | 51.85 | -3.13 | 209 | 4748 |
| Llangedwyn | city | Powys | United Kingdom | 52.80 | -3.22 | 344 | 1518 |
| Llangenny | city | Powys | United Kingdom | 51.85 | -3.10 | 360 | 2475 |
| Llangors | city | Powys | United Kingdom | 51.93 | -3.27 | 830 | 1490 |
| Llangorse | city | Powys | United Kingdom | 51.93 | -3.27 | 830 | 1490 |
| Llangunllo | city | Powys | United Kingdom | 52.33 | -3.17 | 1000 | 1490 |
| Llangurig | city | Powys | United Kingdom | 52.40 | -3.60 | 1017 | 1490 |
| Llangynidr | city | Powys | United Kingdom | 51.87 | -3.22 | 889 | 4456 |
| Llangyniew | city | Powys | United Kingdom | 52.67 | -3.28 | 830 | 1490 |
| Llangynog | city | Powys | United Kingdom | 52.83 | -3.40 | 889 | 1951 |
| Llangynog | city | Powys | United Kingdom | 52.08 | -3.43 | 1017 | 1490 |
| Llanhamlach | city | Powys | United Kingdom | 51.92 | -3.32 | 830 | 1490 |
| Llanidloes | city | Powys | United Kingdom | 52.47 | -3.53 | 830 | 1490 |
| Llanigon | city | Powys | United Kingdom | 52.05 | -3.15 | 830 | 1798 |
| Llanllugan | city | Powys | United Kingdom | 52.60 | -3.40 | 885 | 1490 |
| Llanrhaiadr-ym-Mochnant | city | Powys | United Kingdom | 52.83 | -3.30 | 830 | 1932 |
| Llanrhaiadr-yn-Mochnant | city | Powys | United Kingdom | 52.83 | -3.30 | 830 | 1932 |
| Llansaintffread | city | Powys | United Kingdom | 52.18 | -3.32 | 856 | 1490 |
| Llansaintfraed in Elvel | city | Powys | United Kingdom | 52.18 | -3.32 | 856 | 1490 |
| Llansanffraid | city | Powys | United Kingdom | 52.77 | -3.15 | 249 | 3197 |
| Llansanffraid-ym-Mechain | city | Powys | United Kingdom | 52.77 | -3.15 | 249 | 3197 |
| Llansantffraid | city | Powys | United Kingdom | 52.77 | -3.15 | 249 | 3197 |
| Llansantffraid-ym-Mechain | city | Powys | United Kingdom | 52.77 | -3.15 | 249 | 3197 |
| Llansantffread | city | Powys | United Kingdom | 51.90 | -3.27 | 830 | 1490 |
| Llansilin | city | Powys | United Kingdom | 52.83 | -3.18 | 830 | 3324 |
| Llanspyddid | city | Powys | United Kingdom | 51.95 | -3.43 | 830 | 1490 |
| Llanspyddyd | city | Powys | United Kingdom | 51.95 | -3.43 | 830 | 1490 |
| Llanstephan | city | Powys | United Kingdom | 52.07 | -3.28 | 830 | 1490 |
| Llanwddyn | city | Powys | United Kingdom | 52.75 | -3.43 | 984 | 1490 |
| Llanwnog | city | Powys | United Kingdom | 52.53 | -3.45 | 830 | 1490 |
| Llanwrin | city | Powys | United Kingdom | 52.62 | -3.80 | 223 | 1600 |
| Llanwrthwl | city | Powys | United Kingdom | 52.27 | -3.50 | 830 | 1490 |
| Llanwrthyl | city | Powys | United Kingdom | 52.27 | -3.50 | 830 | 1490 |
| Llanwrtyd | city | Powys | United Kingdom | 52.10 | -3.63 | 892 | 1483 |
| Llanwrtyd | city | Powys | United Kingdom | 52.12 | -3.67 | 948 | 1414 |
| Llanwrtyd Wells | city | Powys | United Kingdom | 52.10 | -3.63 | 892 | 1483 |
| Llanyblodwel | city | Powys | United Kingdom | 52.78 | -3.13 | 249 | 4396 |
| Llanymynech | city | Powys | United Kingdom | 52.77 | -3.08 | 236 | 4915 |
| Llanynog | city | Powys | United Kingdom | 52.08 | -3.43 | 1017 | 1490 |
| Llanyre | city | Powys | United Kingdom | 52.25 | -3.40 | 830 | 1490 |
| Llowes | city | Powys | United Kingdom | 52.07 | -3.18 | 383 | 1495 |
| Llyswen | city | Powys | United Kingdom | 52.03 | -3.27 | 830 | 1490 |
| Llywel | city | Powys | United Kingdom | 51.95 | -3.63 | 885 | 1490 |
| Llywell | city | Powys | United Kingdom | 51.95 | -3.63 | 885 | 1490 |
| Lower Chapel | city | Powys | United Kingdom | 52.00 | -3.42 | 853 | 1490 |