| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
4101  | Heol-y-Cyw  Heol-y-Cyw | United Kingdom, Wales County Borough of Bridgend > Coychurch Higher | populated place population 538 | N 51° 32′ 50'' | W 3° 31′ 20'' |
| 4102 | Bryncethin Bryncethin | United Kingdom, Wales County Borough of Bridgend > St. Bride's Minor | populated place | N 51° 32′ 45'' | W 3° 34′ 4'' |
| 4103 | Llanmaes Llanmaes | United Kingdom, Wales Vale of Glamorgan > Llan-Maes | populated place | N 51° 25′ 4'' | W 3° 28′ 1'' |
4104  | Barry Island Barry Island,Ynys y Barri | United Kingdom, Wales Vale of Glamorgan > Barry | island | N 51° 23′ 47'' | W 3° 16′ 49'' |
| 4105 | Sully Island Sully Island | United Kingdom, Wales Vale of Glamorgan | island | N 51° 23′ 47'' | W 3° 11′ 45'' |
| 4106 | Colwinston Colwinston | United Kingdom, Wales Vale of Glamorgan > Colwinston | populated place | N 51° 28′ 4'' | W 3° 31′ 30'' |
| 4107 | Ogmore-by-Sea Ogmore-by-Sea | United Kingdom, Wales Vale of Glamorgan > St. Bride's Major | populated place population 878 | N 51° 27′ 38'' | W 3° 37′ 49'' |
| 4108 | Cwmaman Cwmaman | United Kingdom, Wales Rhondda Cynon Taf > Aberaman | populated place | N 51° 41′ 20'' | W 3° 26′ 23'' |
| 4109 | Cwmbach | United Kingdom, Wales Rhondda Cynon Taf > Cwmbach | seat of a third-order administrative division population 4,330 | N 51° 42′ 20'' | W 3° 24′ 34'' |
| 4110 | Penywaun Penywaun | United Kingdom, Wales Rhondda Cynon Taf > Pen-y-Waun | populated place | N 51° 43′ 54'' | W 3° 28′ 57'' |
| 4111 | Cwmdare Cwmdare | United Kingdom, Wales Rhondda Cynon Taf > Aberdare | populated place | N 51° 43′ 14'' | W 3° 28′ 22'' |
| 4112 | Mynydd Merthyr Mynydd Merthyr | United Kingdom, Wales | ridge(s) | N 51° 42′ 50'' | W 3° 22′ 49'' |
| 4113 | Cwmparc Cwmparc | United Kingdom, Wales Rhondda Cynon Taf > Treorchy | populated place | N 51° 39′ 15'' | W 3° 31′ 0'' |
| 4114 | Rhigos Rhigos | United Kingdom, Wales Rhondda Cynon Taf > Rhigos | populated place population 718 | N 51° 44′ 32'' | W 3° 33′ 42'' |
| 4115 | Duffryn Duffryn | United Kingdom, Wales Newport > Wentlooge | populated place | N 51° 33′ 16'' | W 2° 59′ 55'' |
| 4116 | Llancayo Llancaeo,Llancayo,Llangaeo | United Kingdom, Wales Monmouthshire > Gwehelog Fawr | populated place | N 51° 43′ 21'' | W 2° 54′ 55'' |
| 4117 | Whitson Whitson | United Kingdom, Wales Newport > Goldcliff | populated place | N 51° 32′ 54'' | W 2° 53′ 59'' |
| 4118 | Tutshill Tutshill | United Kingdom, England Gloucestershire > Forest of Dean > Tidenham | populated place | N 51° 38′ 56'' | W 2° 40′ 1'' |
| 4119 | Parc Seymour Parc Seymour | United Kingdom, Wales Newport > Penhow | populated place population 744 | N 51° 37′ 19'' | W 2° 51′ 27'' |
| 4120 | Llandegveth Llandegveth | United Kingdom, Wales Monmouthshire > Llangybi | populated place | N 51° 39′ 17'' | W 2° 57′ 20'' |
| 4121 | Hawkesbury Upton Hawkesbury Upton | United Kingdom, England South Gloucestershire > Hawkesbury | populated place population 991 | N 51° 34′ 49'' | W 2° 19′ 7'' |
| 4122 | Little Badminton Little Badminton | United Kingdom, England South Gloucestershire > Hawkesbury | populated place | N 51° 33′ 24'' | W 2° 17′ 10'' |
| 4123 | Allerford | United Kingdom, England Somerset > West Somerset District > Selworthy | populated place | N 51° 12′ 41'' | W 3° 34′ 12'' |
| 4124 | Monksilver Monksilver | United Kingdom, England Somerset > West Somerset District > Monksilver | populated place | N 51° 7′ 46'' | W 3° 19′ 35'' |
| 4125 | Oldways End Oldways End | United Kingdom, England Devon > North Devon District > East Anstey | populated place | N 51° 0′ 44'' | W 3° 36′ 51'' |
| 4126 | Shillingford Shillingford | United Kingdom, England Devon > Mid Devon District > Bampton | populated place | N 51° 0′ 22'' | W 3° 27′ 8'' |
| 4127 | Low Ham Low Ham | United Kingdom, England Somerset > South Somerset District > High Ham | populated place | N 51° 3′ 41'' | W 2° 48′ 36'' |
| 4128 | Westhay Westhay | United Kingdom, England Somerset > Mendip District > Meare | populated place | N 51° 10′ 42'' | W 2° 48′ 29'' |
| 4129 | Burtle | United Kingdom, England Somerset > Sedgemoor District > Burtle | populated place | N 51° 11′ 5'' | W 2° 51′ 44'' |
| 4130 | Northmoor Green or Moorland Northmoor Green or Moorland | United Kingdom, England Somerset > Sedgemoor District > North Petherton | populated place | N 51° 5′ 3'' | W 2° 56′ 56'' |
| 4131 | Sand Point Sand Point | United Kingdom, England North Somerset | point | N 51° 23′ 24'' | W 2° 58′ 37'' |
| 4132 | Cheddar Gorge | United Kingdom, England Somerset > Sedgemoor District | gorge(s) | N 51° 16′ 53'' | W 2° 46′ 0'' |
| 4133 | Engine Common Engine Common | United Kingdom, England South Gloucestershire > Iron Acton | populated place | N 51° 33′ 15'' | W 2° 26′ 8'' |
| 4134 | Pucklechurch Pucklechurch | United Kingdom, England South Gloucestershire > Pucklechurch | seat of a third-order administrative division population 2,364 | N 51° 29′ 9'' | W 2° 26′ 2'' |
| 4135 | Temple Cloud | United Kingdom, England Bath and North East Somerset > Cameley | populated place | N 51° 19′ 12'' | W 2° 32′ 31'' |
| 4136 | Easter Compton Easter Compton | United Kingdom, England South Gloucestershire > Almondsbury | populated place population 327 | N 51° 32′ 21'' | W 2° 37′ 6'' |
| 4137 | Lamyatt Lamyatt | United Kingdom, England Somerset > Mendip District > Lamyat | populated place | N 51° 7′ 18'' | W 2° 29′ 42'' |
| 4138 | Croscombe Croscombe | United Kingdom, England Somerset > Mendip District > Croscombe | populated place population 603 | N 51° 11′ 48'' | W 2° 35′ 20'' |
| 4139 | Shepton Montague Shepton Montague | United Kingdom, England Somerset > South Somerset District > Shepton Montague | populated place | N 51° 5′ 0'' | W 2° 27′ 57'' |
| 4140 | Holton Holton | United Kingdom, England Somerset > South Somerset District > Holton | populated place | N 51° 2′ 28'' | W 2° 26′ 50'' |
| 4141 | Milton on Stour | United Kingdom, England Dorset > North Dorset District > Gillingham | populated place | N 51° 3′ 21'' | W 2° 17′ 9'' |
| 4142 | Kingston Deverill | United Kingdom, England Wiltshire > Kingston Deverill | populated place | N 51° 7′ 57'' | W 2° 13′ 0'' |
| 4143 | Tytherington Tytherington | United Kingdom, England Wiltshire > Sutton Veny | populated place | N 51° 10′ 6'' | W 2° 7′ 16'' |
| 4144 | Gastard Gastard | United Kingdom, England Wiltshire > Corsham | populated place | N 51° 24′ 57'' | W 2° 10′ 0'' |
| 4145 | Beanacre | United Kingdom, England Wiltshire > Melksham Without | populated place population 314 | N 51° 23′ 34'' | W 2° 8′ 24'' |
| 4146 | Burr Point Burr Point | United Kingdom, Northern Ireland Ards and North Down | point | N 54° 29′ 20'' | W 5° 26′ 3'' |
| 4147 | Seaton Sluice Seaton Sluice | United Kingdom, England Northumberland > Seaton Valley | populated place | N 55° 5′ 12'' | W 1° 29′ 5'' |
4148  | Sole Pit Gas Field Sole Pit Field,Sole Pit Gas Field | United Kingdom, | gasfield | N 53° 34′ 0'' | E 1° 38′ 0'' |
| 4149 | Markham Gas Field Markham Field,Markham Gas Field | United Kingdom, | gasfield | N 53° 50′ 0'' | E 2° 52′ 0'' |
| 4150 | Mynydd y Garn Mynydd y Garn | United Kingdom, Wales Anglesey > Cylch-y-Garn | hill elevation 170m | N 53° 23′ 9'' | W 4° 32′ 6'' |
by