Cae Cilfachan (Field).
Grid Reference: SN 98679 49355. Parish: Llanynys, Brecknockshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cae cilfachan (Field).
Grid Reference: SN 98833 49379. Parish: Llanynys, Brecknockshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cae cilfachan (Field).
Grid Reference: SN 98851 49535. Parish: Llanynys, Brecknockshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Celwyddog or Cilfachwyddog (Field).
Grid Reference: SN 52735 54513. Parish: Llanfihangel Ystrad, Cardiganshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cilfach (Field).
Grid Reference: SO 18687 41735. Parish: Llowes, Radnorshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cilfach allt (Unclassified).
Grid Reference: SN 96037 83939. Parish: Llanidloes Without, Montgomeryshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Cilfach Barn & Yard (Field).
Grid Reference: SJ 14525 19557. Parish: Llanfyllin, Montgomeryshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cilfach field (Field).
Grid Reference: SJ 14430 19469. Parish: Llanfyllin, Montgomeryshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cilfach field (Field).
Grid Reference: SJ 14478 19533. Parish: Llanfyllin, Montgomeryshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cilfach hen (Field).
Grid Reference: SH 59121 06577. Parish: Llanegryn, Merionethshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin