Rhymney to
HarrowStep by step driving directions and route map on how to go from Rhymney to Harrow by road.
Reverse route: Driving directions from Harrow to Rhymney
Heads of the Valleys Road, M4
155.1 mi3 hours 11 mins
| Depart onto Lawn Terrace | 0 feet | |
| New name slight left onto B4257 High Street | 0.2 mi | |
| Turn left onto Goshen Street | 100 feet | |
| Turn right | 900 feet | |
| New name straight onto Tan-y-Llan Terrace / Tre Evans | 500 feet | |
| Turn left onto B4257 Queen's Crescent | 400 feet | |
| New name straight onto B4257 Coronation Terrace | 700 feet | |
| Turn straight onto B4257 Glan-Yr-Afon | 500 feet | |
| End of road left onto B4257 Carno Street / Glan Elyrch Terrace | 500 feet | |
| Roundabout turn right onto A469 | 0.7 mi | |
| Roundabout left onto A469 | 100 feet | |
| Exit roundabout left onto A469 | 300 feet | |
| Roundabout left onto A465 | 300 feet | |
| Exit roundabout slight left onto A465 | 0.3 mi | |
| Merge slight right onto A465 Heads of the Valleys Road | 13.7 mi | |
| Roundabout slight left onto A40 | 300 feet | |
| Exit roundabout straight onto A40 | 400 feet | |
| Fork slight right onto A40 | 7.7 mi | |
| Roundabout slight left onto High Street | 300 feet | |
| Exit roundabout straight onto High Street | 0.2 mi | |
| Turn right onto Chepstow Road | 6.2 mi | |
| End of road right onto B4293 | 1.7 mi | |
| Continue slight right onto B4293 | 4.6 mi | |
| Roundabout left onto A466 St Lawrence Road | 200 feet | |
| Exit roundabout left onto A466 St Lawrence Road | 0.9 mi | |
| Rotary left onto A466 Wye Valley Link Road | 300 feet | |
| Exit rotary slight left onto A466 Wye Valley Link Road | 1.1 mi | |
| Rotary slight left onto M48 | 200 feet | |
| Exit rotary slight left onto M48 | 109.1 mi | |
| Off ramp slight left onto M4 | 0.3 mi | |
| Rotary straight onto A312 The Parkway | 0 feet | |
| Exit rotary straight onto A312 The Parkway | 0.4 mi | |
| Fork slight left onto A312 The Parkway | 2.1 mi | |
| Roundabout straight onto A312 The Parkway | 200 feet | |
| Exit roundabout straight onto A312 The Parkway | 0.7 mi | |
| Rotary slight left onto A312 Church Road | 400 feet | |
| Exit rotary straight onto A312 Church Road | 0.7 mi | |
| Rotary straight onto A312 | 300 feet | |
| Exit rotary straight onto A312 | 1.2 mi | |
| Roundabout straight onto A312 Petts Hill | 0 feet | |
| Exit roundabout straight onto A312 Petts Hill | 800 feet | |
| Turn slight right onto A312 Northolt Road | 0.9 mi | |
| Roundabout left onto A312 Northolt Road | 100 feet | |
| Exit roundabout left onto A312 Northolt Road | 0.2 mi | |
| New name straight onto A312 Lower Road | 0.3 mi | |
| New name straight onto A312 Bessborough Road | 0.5 mi | |
| Roundabout straight onto A404 Junction Road | 100 feet | |
| Exit roundabout straight onto A404 Junction Road | 300 feet | |
| Roundabout straight | 300 feet | |
| Arrive |