Welsh Hook Halt railway station

Letterston (Welsh: Treletert) is a parish and local government community in north Pembrokeshire, Wales. Situated on the A40, Haverfordwest is 10 miles (16 km) to the south and Fishguard is 7 miles (11 km) to the north. The name is derived from the medieval owners of the parish, the Lettard family.

Mathry Road Halt railway station was on the Clarbeston Road and Letterston line of the Great Western Railway. It served the village of Letterston 1 mile to the south east, and on railway maps was suffixed for St David's. It was named Mathry when opened in 1923, and renamed the following year.

Letterston railway station served the parish of Letterston, Pembrokeshire, Wales, from 1895 to 1965 on the North Pembrokeshire and Fishguard Railway.

Wolfscastle (Welsh: Casblaidd), also spelt Wolf's Castle, is a village and community in Pembrokeshire, between Haverfordwest and Fishguard, in southwest Wales. It was historically in the parish of St Dogwells.

Hayscastle or Hays-Castle (Welsh: Cas-lai) is a village, parish and community of Pembrokeshire in West Wales, 7½ miles (N. W. by N.) from Haverfordwest on the B4330 road.

Wolf's Castle Halt railway station was on the Clarbeston Road and Letterston line of the Great Western Railway. It served the villages of Wolf's Castle and Ford between 1913 and 1964.

Sealyham Mansion, overlooking the little River Sealy, is a Georgian country house in Pembrokeshire, Wales, near Wolfscastle and to the southeast of Letterston. Known for the creation of the Sealyham Terrier there in the 1800s, the house served as a sanatorium and medical facility from 1923 to 1964. Since 1986 it has been a children's activity centre.

Treffgarne Hall is a privately owned Grade II listed Georgian country house, located to the west of the village of Treffgarne, West Wales. It was built in 1842 for David Evans whose family had owned the land for some time.

Treffgarne (Welsh: Trefgarn, or town of the rock) is a small village and parish in Pembrokeshire, south-west Wales. It lies to the south of the Preseli Hills close to the Western Cleddau river, and close to the main A40 road from Fishguard to Haverfordwest. The area has an interesting local geology and evidence of mineral extraction at least as far back as Roman times. The present village is medieval in origin.

Preseli Pembrokeshire (Welsh: Preseli Sir Benfro) is a constituency of the Senedd. It elects one Member of the Senedd by the first past the post method of election. It is also one of eight constituencies in the Mid and West Wales electoral region, which elects four additional members, in addition to eight constituency members, to produce a degree of proportional representation for the region as a whole.

Preseli Pembrokeshire (English: , prə-SEL-ee; Welsh: Preseli Sir Benfro) was one of six local government districts of Dyfed in West Wales from 1974 to 1996. Until 1987 the name of the district was Preseli. The district took its name from the Preseli Hills.

Corsydd Llangloffan is a Site of Special Scientific Interest (or SSSI) in Pembrokeshire, South Wales. It has been designated as a Site of Special Scientific Interest since February 1992 in an attempt to protect its fragile biological elements. The site has an area of 56.7 hectares (140 acres) and is managed by Natural Resources Wales.