| Location
|
Locality
|
Coordinates
(links to map & photo sources)
|
OS grid
reference
|
| Cwm
|
Shropshire
|
52°24′N 2°59′W / 52.40°N 02.98°W / 52.40; -02.98
|
SO3379
|
| Cwm
|
Blaenau Gwent
|
51°44′N 3°11′W / 51.73°N 03.18°W / 51.73; -03.18
|
SO1805
|
| Cwm
|
Neath Port Talbot
|
51°38′N 3°44′W / 51.63°N 03.73°W / 51.63; -03.73
|
SS8094
|
| Cwm
|
Denbighshire
|
53°17′N 3°25′W / 53.28°N 03.41°W / 53.28; -03.41
|
SJ0677
|
| Cwmafan
|
Neath Port Talbot
|
51°37′N 3°46′W / 51.61°N 03.76°W / 51.61; -03.76
|
SS7892
|
| Cwmaman
|
Rhondda, Cynon, Taff
|
51°41′N 3°26′W / 51.68°N 03.44°W / 51.68; -03.44
|
ST0099
|
| Cwmann
|
Carmarthenshire
|
52°06′N 4°04′W / 52.10°N 04.07°W / 52.10; -04.07
|
SN5847
|
| Cwmavon
|
Torfaen
|
51°44′N 3°03′W / 51.74°N 03.05°W / 51.74; -03.05
|
SO2706
|
| Cwmbach
|
Powys
|
52°02′N 3°13′W / 52.04°N 03.22°W / 52.04; -03.22
|
SO1639
|
| Cwmbach
|
Carmarthenshire
|
51°53′N 4°32′W / 51.89°N 04.54°W / 51.89; -04.54
|
SN2525
|
| Cwmbach
|
Rhondda, Cynon, Taff
|
51°41′N 3°25′W / 51.69°N 03.41°W / 51.69; -03.41
|
SO0201
|
| Cwmbach Llechrhyd
|
Powys
|
52°10′N 3°26′W / 52.17°N 03.43°W / 52.17; -03.43
|
SO0254
|
| Cwmbelan
|
Powys
|
52°25′N 3°34′W / 52.41°N 03.56°W / 52.41; -03.56
|
SN9481
|
| Cwmbran
|
Torfaen
|
51°38′N 3°01′W / 51.64°N 03.02°W / 51.64; -03.02
|
ST2995
|
| Cwmbrwyno
|
Ceredigion
|
52°24′N 3°55′W / 52.40°N 03.91°W / 52.40; -03.91
|
SN7080
|
| Cwm Capel
|
Carmarthenshire
|
51°41′N 4°14′W / 51.69°N 04.24°W / 51.69; -04.24
|
SN4502
|
| Cwmcarn
|
Caerphilly
|
51°38′N 3°08′W / 51.63°N 03.14°W / 51.63; -03.14
|
ST2193
|
| Cwmcarvan
|
Monmouthshire
|
51°45′N 2°46′W / 51.75°N 02.76°W / 51.75; -02.76
|
SO4707
|
| Cwm-celyn
|
Blaenau Gwent
|
51°46′N 3°10′W / 51.76°N 03.16°W / 51.76; -03.16
|
SO2008
|
| Cwmcerdinen
|
Swansea
|
51°44′N 3°59′W / 51.74°N 03.98°W / 51.74; -03.98
|
SN6307
|
| Cwm-Cewydd
|
Gwynedd
|
52°42′N 3°40′W / 52.70°N 03.67°W / 52.70; -03.67
|
SH8713
|
| Cwmcoednerth
|
Ceredigion
|
52°06′N 4°25′W / 52.10°N 04.42°W / 52.10; -04.42
|
SN3448
|
| Cwm-cou
|
Carmarthenshire
|
52°02′N 4°29′W / 52.04°N 04.49°W / 52.04; -04.49
|
SN2941
|
| Cwmcrawnon
|
Powys
|
51°52′N 3°15′W / 51.86°N 03.25°W / 51.86; -03.25
|
SO1419
|
| Cwmcych
|
Pembrokeshire
|
51°59′N 4°31′W / 51.98°N 04.52°W / 51.98; -04.52
|
SN2735
|
| Cwmdare
|
Rhondda, Cynon, Taff
|
51°43′N 3°28′W / 51.71°N 03.47°W / 51.71; -03.47
|
SN9803
|
| Cwm Dows
|
Caerphilly
|
51°39′N 3°09′W / 51.65°N 03.15°W / 51.65; -03.15
|
ST2096
|
| Cwmdu
|
Carmarthenshire
|
51°57′N 3°59′W / 51.95°N 03.99°W / 51.95; -03.99
|
SN6330
|
| Cwmdu
|
Powys
|
51°53′N 3°11′W / 51.89°N 03.19°W / 51.89; -03.19
|
SO1823
|
| Cwmdu
|
Swansea
|
51°37′N 3°58′W / 51.62°N 03.96°W / 51.62; -03.96
|
SS6494
|
| Cwmduad
|
Carmarthenshire
|
51°57′N 4°22′W / 51.95°N 04.37°W / 51.95; -04.37
|
SN3731
|
| Cwm Dulais
|
Swansea
|
51°42′N 4°01′W / 51.70°N 04.01°W / 51.70; -04.01
|
SN6103
|
| Cwmdwr
|
Carmarthenshire
|
51°58′N 3°53′W / 51.97°N 03.89°W / 51.97; -03.89
|
SN7032
|
| Cwmerfyn
|
Ceredigion
|
52°25′N 3°55′W / 52.42°N 03.92°W / 52.42; -03.92
|
SN6982
|
| Cwmfelin
|
Merthyr Tydfil
|
51°41′N 3°19′W / 51.69°N 03.31°W / 51.69; -03.31
|
SO0900
|
| Cwmfelin
|
Bridgend
|
51°35′N 3°38′W / 51.58°N 03.64°W / 51.58; -03.64
|
SS8689
|
| Cwmfelin Boeth
|
Carmarthenshire
|
51°50′N 4°37′W / 51.84°N 04.62°W / 51.84; -04.62
|
SN1919
|
| Cwmfelinfach
|
Caerphilly
|
51°37′N 3°11′W / 51.61°N 03.18°W / 51.61; -03.18
|
ST1891
|
| Cwmfelin Mynach
|
Carmarthenshire
|
51°53′N 4°35′W / 51.88°N 04.58°W / 51.88; -04.58
|
SN2224
|
| Cwmffrwd
|
Carmarthenshire
|
51°49′N 4°17′W / 51.82°N 04.29°W / 51.82; -04.29
|
SN4217
|
| Cwm Ffrwd-oer
|
Torfaen
|
51°42′N 3°04′W / 51.70°N 03.07°W / 51.70; -03.07
|
SO2601
|
| Cwm-Fields
|
Torfaen
|
51°41′N 3°02′W / 51.69°N 03.04°W / 51.69; -03.04
|
SO2800
|
| Cwm Gelli
|
Caerphilly
|
51°40′N 3°12′W / 51.67°N 03.20°W / 51.67; -03.20
|
ST1798
|
| Cwmgiedd
|
Powys
|
51°47′N 3°46′W / 51.78°N 03.77°W / 51.78; -03.77
|
SN7811
|
| Cwmgors
|
Carmarthenshire
|
51°46′N 3°53′W / 51.77°N 03.88°W / 51.77; -03.88
|
SN7010
|
| Cwmgwili
|
Carmarthenshire
|
51°46′N 4°04′W / 51.77°N 04.07°W / 51.77; -04.07
|
SN5710
|
| Cwmgwrach
|
Neath Port Talbot
|
51°43′N 3°39′W / 51.72°N 03.65°W / 51.72; -03.65
|
SN8604
|
| Cwm Gwyn
|
Swansea
|
51°37′N 3°59′W / 51.61°N 03.98°W / 51.61; -03.98
|
SS6393
|
| Cwm Head
|
Shropshire
|
52°29′N 2°51′W / 52.48°N 02.85°W / 52.48; -02.85
|
SO4288
|
| Cwmhiraeth
|
Carmarthenshire
|
52°00′N 4°25′W / 52.00°N 04.42°W / 52.00; -04.42
|
SN3437
|
| Cwm-hwnt
|
Rhondda, Cynon, Taff
|
51°44′N 3°34′W / 51.73°N 03.57°W / 51.73; -03.57
|
SN9105
|
| Cwmifor
|
Carmarthenshire
|
51°54′N 3°58′W / 51.90°N 03.96°W / 51.90; -03.96
|
SN6525
|
| Cwm Irfon
|
Powys
|
52°07′N 3°41′W / 52.12°N 03.68°W / 52.12; -03.68
|
SN8549
|
| Cwmisfael
|
Carmarthenshire
|
51°49′N 4°11′W / 51.81°N 04.19°W / 51.81; -04.19
|
SN4915
|
| Cwm-Llinau
|
Powys
|
52°38′N 3°43′W / 52.64°N 03.71°W / 52.64; -03.71
|
SH8407
|
| Cwmllynfell
|
Neath Port Talbot
|
51°47′N 3°49′W / 51.79°N 03.82°W / 51.79; -03.82
|
SN7412
|
| Cwm-mawr
|
Carmarthenshire
|
51°47′N 4°08′W / 51.78°N 04.13°W / 51.78; -04.13
|
SN5312
|
| Cwm-miles
|
Carmarthenshire
|
51°52′N 4°40′W / 51.86°N 04.67°W / 51.86; -04.67
|
SN1622
|
| Cwm Nant-gam
|
Blaenau Gwent
|
51°48′N 3°10′W / 51.80°N 03.16°W / 51.80; -03.16
|
SO2012
|
| Cwmnantyrodyn
|
Caerphilly
|
51°38′N 3°11′W / 51.64°N 03.18°W / 51.64; -03.18
|
ST1895
|
| Cwmorgan
|
Pembrokeshire
|
51°58′N 4°29′W / 51.97°N 04.49°W / 51.97; -04.49
|
SN2934
|
| Cwmparc
|
Rhondda, Cynon, Taff
|
51°39′N 3°31′W / 51.65°N 03.51°W / 51.65; -03.51
|
SS9596
|
| Cwmpengraig
|
Carmarthenshire
|
51°59′N 4°25′W / 51.99°N 04.41°W / 51.99; -04.41
|
SN3436
|
| Cwm Penmachno
|
Conwy
|
53°00′N 3°52′W / 53.00°N 03.86°W / 53.00; -03.86
|
SH7547
|
| Cwmpennar
|
Rhondda, Cynon, Taff
|
51°41′N 3°24′W / 51.69°N 03.40°W / 51.69; -03.40
|
SO0300
|
| Cwm Plysgog
|
Pembrokeshire
|
52°03′N 4°38′W / 52.05°N 04.64°W / 52.05; -04.64
|
SN1943
|
| Cwmrhos
|
Powys
|
51°54′N 3°11′W / 51.90°N 03.19°W / 51.90; -03.19
|
SO1824
|
| Cwmrhydyceirw
|
Swansea
|
51°40′N 3°56′W / 51.67°N 03.93°W / 51.67; -03.93
|
SS6699
|
| Cwmsyfiog
|
Caerphilly
|
51°43′N 3°14′W / 51.71°N 03.23°W / 51.71; -03.23
|
SO1502
|
| Cwmsymlog
|
Ceredigion
|
52°25′N 3°55′W / 52.42°N 03.91°W / 52.42; -03.91
|
SN7083
|
| Cwmtillery
|
Blaenau Gwent
|
51°44′N 3°08′W / 51.73°N 03.14°W / 51.73; -03.14
|
SO2105
|
| Cwm-twrch Isaf
|
Neath Port Talbot
|
51°46′N 3°47′W / 51.77°N 03.79°W / 51.77; -03.79
|
SN7610
|
| Cwm-twrch Uchaf
|
Neath Port Talbot
|
51°47′N 3°49′W / 51.78°N 03.81°W / 51.78; -03.81
|
SN7511
|
| Cwmwdig Water
|
Pembrokeshire
|
51°55′N 5°12′W / 51.92°N 05.20°W / 51.92; -05.20
|
SM8030
|
| Cwmwysg
|
Powys
|
51°56′N 3°40′W / 51.93°N 03.67°W / 51.93; -03.67
|
SN8528
|
| Cwm-y-glo
|
Gwynedd
|
53°08′N 4°10′W / 53.13°N 04.16°W / 53.13; -04.16
|
SH5562
|
| Cwmynyscoy
|
Torfaen
|
51°41′N 3°02′W / 51.68°N 03.04°W / 51.68; -03.04
|
ST2899
|
| Cwmyoy
|
Monmouthshire
|
51°54′N 3°02′W / 51.90°N 03.03°W / 51.90; -03.03
|
SO2923
|
| Cwmystwyth
|
Ceredigion
|
52°21′N 3°47′W / 52.35°N 03.79°W / 52.35; -03.79
|
SN7874
|
| Cwrt
|
Gwynedd
|
52°35′N 3°56′W / 52.58°N 03.94°W / 52.58; -03.94
|
SH6800
|
| Cwrtnewydd
|
Ceredigion
|
52°06′N 4°13′W / 52.10°N 04.22°W / 52.10; -04.22
|
SN4847
|
| Cwrt-y-cadno
|
Carmarthenshire
|
52°04′N 3°55′W / 52.07°N 03.91°W / 52.07; -03.91
|
SN6944
|
