From Treforest, Mid Glamorgan to nearby cities in Mid Glamorgan
- Rhondda (8.06 mi)
- Pontypridd (1.22 mi)
- Maesteg (14.38 mi)
- Byeastwood (10.31 mi)
- Buarth Capel (4.39 mi)
- Bryntirion (13.07 mi)
- Bryntirion (5.11 mi)
- Brynteg (3.14 mi)
- Brynsadler (5.76 mi)
- Brynnau Gwynion (7.36 mi)
- Brynna (6.75 mi)
- Brynmenyn (11.08 mi)
- Brynhyfryd (12.69 mi)
- Brynheulog (14.62 mi)
- Cae draw (10.93 mi)
- Caegarw (7.21 mi)
- Cilfynydd (2.44 mi)
- Church Village (1.6 mi)
- Cefn Rhigos (15.45 mi)
- Cefnpennar (8.12 mi)
- Cefn Glas (12.63 mi)
- Cefn Cross (13.91 mi)
- Cefn Cribwr (14.49 mi)
- Cefn coed y cymmer (12.42 mi)
- Carnetown (3.74 mi)
- Caerau (14.53 mi)
- Cae pant tywyll (11.57 mi)
- Bryngolau (4.86 mi)
- Bryncoch (11.05 mi)
- Birchgrove (3.94 mi)
- Bettws (11.33 mi)
- Bedlinog (8.06 mi)
- Beddau (2.41 mi)
- Abernant (10.25 mi)
- Abermorlais (11.41 mi)
- Ystrad Fawr (12.51 mi)
- Abergarw (10.87 mi)
- Aberfan (7.34 mi)
- Aberdare (10.15 mi)
- Blackmill (9.16 mi)
- Blaencaerau (13.94 mi)
- Blaen Clydach (6.81 mi)
- Bryncethin (10.71 mi)
- Bryncae (6.58 mi)
- Britannia (3.4 mi)
- Bridgend (12.1 mi)
- Bragdy (10.49 mi)
- Brackla (11.04 mi)
- Blaenrhondda (12 mi)
- Blaenllechau (7.5 mi)
- Blaengarw (11.47 mi)
- Blaencwm (11.86 mi)
From Treforest, Mid Glamorgan to all cities in Mid Glamorgan starting with letter A
- Aberaman, Mid Glamorgan
- Abercanaid, Mid Glamorgan
- Abercwmboi, Mid Glamorgan
- Abercynon, Mid Glamorgan
- Aberdare, Mid Glamorgan
- Aberfan, Mid Glamorgan
- Abergarw, Mid Glamorgan
- Aberkenfig, Mid Glamorgan
- Abermorlais, Mid Glamorgan
- Abernant, Mid Glamorgan
From Treforest, Mid Glamorgan to Cities in other Counties
- Bedfordshire
- Berkshire
- Bristol
- Buckinghamshire
- Cambridgeshire
- Cheshire
- Cornwall
- Cumbria
- Derbyshire
- Devon
- Dorset
- Durham
- East Riding of Yorkshire
- East Sussex
- Essex
- Gloucestershire
- Greater London
- Greater Manchester
- Hampshire
- Herefordshire
- Hertfordshire
- Isle of Wight
- Kent
- Lancashire
- Leicestershire
- Lincolnshire
- Merseyside
- Norfolk
- North Yorkshire
- Northamptonshire
- Northumberland
- Nottinghamshire
- Oxfordshire
- Rutland
- Shropshire
- Somerset
- South Yorkshire
- Staffordshire
- Suffolk
- Surrey
- Tyne & Wear
- Warwickshire
- West Midlands
- West Sussex
- West Yorkshire
- Wiltshire
- Worcestershire
- Isle of Man
- County Antrim
- County Armagh
- County Derry Londonderry
- County Down
- County Fermanagh
- County Tyrone
- Aberdeenshire
- Angus
- Argyll and Bute
- Ayrshire and Arran
- Banffshire
- Berwickshire
- Caithness
- City of Aberdeen
- City of Dundee
- City of Edinburgh
- City of Glasgow
- Clackmannan
- Dumfries
- Dunbartonshire
- East Lothian
- Fife
- Inverness
- Kincardineshire
- Lanarkshire
- Midlothian
- Moray
- Nairn
- Orkney
- Perth and Kinross
- Renfrewshire
- Ross and Cromarty
- Roxburgh Ettrick and Lauderdale
- Shetland
- Stirling and Falkirk
- Sutherland
- The Stewartry of Kirkcudbright
- Tweeddale
- West Lothian
- Western Isles
- Wigtown
- Clwyd
- Dyfed
- Gwent
- Gwynedd
- Mid Glamorgan
- Powys
- South Glamorgan
- West Glamorgan