[Avon] Gwastad Annes (Topographic feature).
Grid Reference: SH 63118 36690. Parish: Llandecwyn, Merionethshire
When recorded: 1699. Primary Source: Parochialia 2. Secondary Source: none

Allt Gwastadau (Unclassified).
Grid Reference: SN 51455 32962. Parish: Llanfihangel Rhos-y-corn, Carmarthenshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Blaen gwastad (Field).
Grid Reference: SN 62034 83045. Parish: Upper Faenor, Cardiganshire
When recorded: Circa 1840. Primary Source: none. Secondary Source: Cynefin

Blaen-gwastad (Settlement).
Grid Reference: SN 48969 05717. Parish: Llanelli Rural, Carmarthenshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Blaen-gwastad (Settlement).
Grid Reference: SN 42014 19126. Parish: Llangunnor, Carmarthenshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Blaengwastod Homestead (Field).
Grid Reference: SN 38586 12548. Parish: Llandyfaelog, Carmarthenshire
When recorded: Circa 1840. Primary Source: none. Secondary Source: Cynefin

Bryngwas (Unclassified).
Grid Reference: SS 54902 93029. Parish: Llanrhidian Higher, Glamorgan
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Brynniay gwastad (Field).
Grid Reference: SJ 10501 55719. Parish: Efenechtyd, Denbighshire
When recorded: Circa 1840. Primary Source: none. Secondary Source: Cynefin

Bwrgwm gwastad (Field).
Grid Reference: SO 29956 06270. Parish: Goetre Fawr, Monmouthshire
When recorded: Circa 1840. Primary Source: none. Secondary Source: Cynefin

Cae dol gwas (Field).
Grid Reference: SH 88604 69799. Parish: Llangernyw, Denbighshire
When recorded: Circa 1840. Primary Source: none. Secondary Source: Cynefin