- A4086 between B4419 Bont Bridd (Bridge St) and A487 roundabout, Gwynedd (Grid ref SH481627)
- A487 between A4085 and A4086, Gwynedd (Grid ref SH482626)
- B4366, Ffordd Bethel / Bethel Road, Gwynedd (Grid ref SH485631)
- A487 between A499 and A4085 triangel, Gwynedd (Grid ref SH483600)
- A487 between A4086 and A4087, Gwynedd (Grid ref SH500653)
- C, Gwynedd (Grid ref SH507650)
- A4085 between C-road, Croesywaun and A487 triangle, Gwynedd (Grid ref SH517600)
- B4366, Ffordd Bethel, Gwynedd (Grid ref SH520651)
- U, Near Penyffridd, Gwynedd (Grid ref SH504568)
- A4086 between A487 roundabout and B4547, Gwynedd (Grid ref SH550629)
- A487 between B4411 and A499, Gwynedd (Grid ref SH471550)
- C, No name, Isle of Anglesey (Grid ref SH436697)
- A4087 between A487 and A55, Gwynedd (Grid ref SH550692)
- A487 between A4087 and A5, Gwynedd (Grid ref SH546696)
- A55 between A487 and A4087, Gwynedd (Grid ref SH550697)
- A55 between Gwynedd boundary and A487, Gwynedd (Grid ref SH545705)
- A487 between A5 and road to Menai Rd, Gwynedd (Grid ref SH552702)
- A4087 between A55 and Toronnen, Glan Adda, Gwynedd (Grid ref SH563700)