- A494 between A470 and B4403, Gwynedd (Grid ref SH800216)
- A494 between B4403 and A4212, Gwynedd (Grid ref SH900332)
- A494 between A4212 and Gwynedd boundary, Gwynedd (Grid ref SJ000404)
- A494 between Denbighshire boundary and A5, Denbighshire (Grid ref SJ029426)
- A494 between A5 and A5104, Denbighshire (Grid ref SJ066440)
- A494 between A5104 and A525N, Denbighshire (Grid ref SJ114543)
- A494 between A525N and A494 Town Centre, Denbighshire (Grid ref SJ121583)
- A494 between A525 and A494 Park rd (Heol-y-Park), Denbighshire (Grid ref SJ126583)
- A494 between A525S and A525 Town Centre, Denbighshire (Grid ref SJ127582)
- A494 between A525S and Denbighshire boundary, Denbighshire (Grid ref SJ187600)
- A494 between Flintshire boundary and A5119, Flintshire (Grid ref SJ214623)
- A494 between A5119 and A541 / A549, Flintshire (Grid ref SJ240625)
- A494 between A541 / A549 and A5119, Flintshire (Grid ref SJ251646)
- A494 between A5119 and A55, Flintshire (Grid ref SJ267656)
- A494 between A55 and B5125, Flintshire (Grid ref SJ294663)
- A494 between B5125 and A550, Flintshire (Grid ref SJ300667)
- A494 between A550 and A548, Flintshire (Grid ref SJ327688)