From White City, Greater London to all cities in Clwyd starting with letter L
- Lane End, Greater London
- Lavister, Greater London
- Lawnt, Greater London
- Leadmill, Greater London
- Leeswood, Greater London
- Lenten Pool, Greater London
- Licswm, Greater London
- Lightwood Green, Greater London
- Little Acton, Greater London
- Little Arowry, Greater London
- Little Green, Greater London
- Little Mancot, Greater London
- Little Mountain, Greater London
- Little Overton, Greater London
- Llan y pwll, Greater London
- Llanarmon Dyffryn Ceiriog, Greater London
- Llanarmon yn Ial, Greater London
- Llanasa, Greater London
- Llanbedr Dyffryn Clwyd, Greater London
- Llanbedr y cennin, Greater London
- Llanddoged, Greater London
- Llanddulas, Greater London
- Llandegla, Greater London
- Llandrillo, Greater London
- Llandrillo yn Rhôs, Greater London
- Llandudno, Greater London
- Llandudno Junction, Greater London
- Llandynan, Greater London
- Llandyrnog, Greater London
- Llanelian yn Rhôs, Greater London
- Llanelidan, Greater London
- Llanfair Dyffryn Clwyd, Greater London
- Llanfair Talhaiarn, Greater London
- Llanfairfechan, Greater London
- Llanferres, Greater London
- Llanfihangel Glyn Myfyr, Greater London
- Llanfwrog, Greater London
- Llanfynydd, Greater London
- Llangernyw, Greater London
- Llangollen, Greater London
- Llangwm, Greater London
- Llangwstenin, Greater London
- Llangwyfan, Greater London
- Llangynhafal, Greater London
- Llannefydd, Greater London
- Llannerch y môr, Greater London
- Llanrhaeadr, Greater London
- Llanrhos, Greater London
- Llanrhychwyn, Greater London
- Llanrwst, Greater London
- Llansanffraid Glan Conwy, Greater London
- Llansannan, Greater London
- Llanynys, Greater London
- Llay, Greater London
- Llechwedd, Greater London
- Llidiart Annie, Greater London
- Llidiart y Parc, Greater London
- Lloc, Greater London
- Llong, Greater London
- Llwyneinion, Greater London
- Llwynmawr, Greater London
- Llysfaen, Greater London
- Loggerheads, Greater London
- Lower Mountain, Greater London
- Lower Threapwood, Greater London
- Lower Wych, Greater London