Several series are published by the Ordnance Survey (Britain’s national mapping agency) and also by Harvey Maps.

Ordnance Survey - 1:50,000 scale map

Three sheets from the OS Landranger series give complete coverage of the Geopark.  These maps come in magenta and silver covers and cost £6.99 each. Waterproof versions are available at extra cost.  OS Landranger maps are ideal for cycling and touring.

• 146 Lampeter & Llandovery / Llanbedr Pont Steffan a Llanymddyfri
• 159 Swansea & Gower / Abertawe & Gwyr
• 160 Brecon Beacons / Bannau Brycheiniog

Ordnance Survey - 1:25,000 scale maps

Three sheets from the OS Explorer series give complete coverage of the Geopark.  These maps come in orange and silver covers and cost £7.99 each. With their additional level of detail, OS Explorer maps are ideal for walking and exploring the local area. Waterproof versions  - Explorer Map – Active - are available at £13.99. 

• No.OL 12: Brecon Beacons National Park - Western Area / Parc Cenedlaethol Bannau Brycheiniog - Ardal Gorllewinol
• No.178: Llanelli & Ammanford / Rhydaman
• No.186: Llandeilo & Brechfa Forest / Fforest Brechfa

'Harvey Superwalker' - 1:25,000 scale maps

Two sheets cover parts of the Brecon Beacons National Park and are available at £9.99 each or £17.90 for the set of two.  Between them they cover all of the upland parts of Fforest Fawr Geopark east of the A4069 Brynaman to Llangadog road.  They are ideal for walking – their depiction of vegetation and ground conditions in upland areas can be especially useful.

• Brecon Beacons West (covers the central part of the Geopark)
• Brecon Beacons East (covers the eastern part of the Geopark)

'Harvey Walker’s Map' - 1:40,000 scale map

The ‘Brecon Beacons Walkers Map’ covers much the same territory as the two sheets at 1:25,000 scale.  It is available at £5.75 and is waterproof.