From Mathern, Gwent to nearby cities in Gwent
- Cwmbrân (13.97 mi)
- Blaen y cwm (26.69 mi)
- Blaenavon Junction (19.39 mi)
- Blaenavon (19.62 mi)
- Blaenau Gwent (20.41 mi)
- Blackwood (21.55 mi)
- Black Vein (18.12 mi)
- Blacktown (16.88 mi)
- Black Rock (2.17 mi)
- Bishton (8.18 mi)
- Bishpool (10.88 mi)
- Bettws Newydd (13.24 mi)
- Blaina (22.13 mi)
- Bondfield Park (23.18 mi)
- Bont (19.11 mi)
- Bryngwyn (23.16 mi)
- Bryngwyn (13.44 mi)
- Brynglas (12.95 mi)
- Brynawel (19.8 mi)
- Bryn (21.76 mi)
- Brockwells (3.23 mi)
- Broadstreet Common (10.59 mi)
- Broadstone (7.06 mi)
- British (17.89 mi)
- Briery Hill (24.19 mi)
- Botany Bay (6.42 mi)
- Bettws (14.09 mi)
- Bettws (21.88 mi)
- Baneswell (13.07 mi)
- Ashvale (26.41 mi)
- Argoed (21.87 mi)
- Alway (11.3 mi)
- Allt yr yn (13.49 mi)
- Abertysswg (25.42 mi)
- Abertridwr (24.65 mi)
- Abertillery (20.1 mi)
- Abersychan (17.64 mi)
- Abergavenny (19.44 mi)
- Abercarn (18.79 mi)
- Bargod (23.26 mi)
- Barnardtown (12.4 mi)
- Berllan gollen (20 mi)
- Beili glas (17.59 mi)
- Began (18.46 mi)
- Beechwood (11.56 mi)
- Bedwellty Pits (24.26 mi)
- Bedwellty (22.38 mi)
- Bedwas (21.6 mi)
- Beaufort Hill (24.55 mi)
- Beaufort (24.68 mi)
- Bassaleg (15.17 mi)
- Barrack Hill (13.28 mi)
From Mathern, Gwent to all cities in Gwent starting with letter A
- Aberbargoed, Gwent
- Aberbeeg, Gwent
- Abercarn, Gwent
- Abergavenny, Gwent
- Abersychan, Gwent
- Abertillery, Gwent
- Abertridwr, Gwent
- Abertysswg, Gwent
- Allt yr yn, Gwent
- Alway, Gwent
- Argoed, Gwent
- Ashvale, Gwent
From Mathern, Gwent 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