- U, N/a, Isle of Anglesey (Grid ref SH621800)
- A545 between Lon Bryn Teg and B5109, Isle of Anglesey (Grid ref SH600756)
- U, Penmaenmawr Road, Conwy (Grid ref SH684752)
- A5 between Stryd Fawr (High St), Bangor and Rhodfa Penrhyn (Penrhyn Rd), Gwynedd (Grid ref SH591724)
- C, Ffordd Glynne / Glynne Road, Gwynedd (Grid ref SH583726)
- A55 between Conwy boundary and A547, Conwy (Grid ref SH700762)
- A545 between B5420 Cil-Bedlam (Dale St) and Lon Bryn Teg, Isle of Anglesey (Grid ref SH559725)
- A5025 between A55 and B5109E, Isle of Anglesey (Grid ref SH550733)