Aber Pwll, Bethel, Bethesda, Betws Garmon, Bontuchaf, Braich-talog, Braichmelyn, Bro Rhythallt, Bron Ogwen, Bryn Eglwys, Bryn-Llwyd, Brynrefail, Brynsiencyn, Caeathro, Caerhun, Caernarfon, Capel-y-graig, Carreg y Gath, Ceunant, Cil-geraint, Cilfodan, Clwt-y-bont, Coed Mawr, Coed-y-parc, Croesywaun, Cwm-y-glo, Deiniolen, Dinorwic, Dinorwig, Fachell, Fachwen, Felin-hên, Gallt-y-foel, Gerlan, Glan-Adda, Glasinfryn, Groeslon, Hên-durnpike, Llanberis, Llanddeiniolen, Llanedwen, Llanfair Pwllgwyngyll, Llanidan, Llanrug, Minffordd, Myndd Llandegai, Mynydd Llandegai, Nant Peris, Nant Peris / Old Llanberis, Old Llanberis / Nant Peris, Pant, Pen-gilfach, Penrhos Garnedd, Pentir, Penybryn, Pont-Rhythallt, Pont-rug, Rachub, Rhiwen, Rhiwlas, Seion, Sling, Tan-y-coed, Tan-y-maes, Tanysgafell, Tregarth, Vaynol Hall, Waen-pentir, Waen-wen, Waterloo Port, Waun, Waunfawr, West End, Y Felinheli, Y Wern