Postal Code Finder
Registry / United Kingdom / Postal code prefixes / SA6 / SA66 /

Postal code SA66 in Bletherston, United Kingdom

Postal code SA66 is mapped to 12 locality records in United Kingdom with administrative hierarchy and coordinates.

Verified data profile for Postal code SA66

Based on 12 records, 1 postal code values and 12 mapped localities. Coordinate coverage is 100.0%.

12
Records
1
Postal identifiers
100.0%
Geocoded
SA66
Example code
Postal code Locality Administrative path Coordinates
SA66 Bletherston Wales / Pembrokeshire 51.8558, -4.8044
SA66 Clynderwen Wales / Carmarthenshire 51.8406, -4.7317
SA66 Efailwen Wales / Carmarthenshire 51.895, -4.7117
SA66 Gelly Wales / Pembrokeshire 51.8836, -4.7472
SA66 Llandissilio Wales / Pembrokeshire 51.8583, -4.729
SA66 Llanfallteg West Wales / Carmarthenshire 51.841, -4.6896

Related postal lookups

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Country
Postal code prefixes
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Prefix SA6
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SA64
Nearby postal code · 6 records
SA65
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SA67
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Postal code validation data

Use this page to validate one postal code or locality against real parent areas, nearby records and downloadable source rows. The canonical route for this record set is /postal-codes/united-kingdom/code/sa66.

Records
12
Database rows represented by this canonical route.
Postal identifiers
1
Distinct postal code values available for this page.
Localities
12
Mapped place names or administrative entries.
Coordinate coverage
100.0%
Rows with latitude and longitude available.
Example
SA66
Sample code from Bletherston.
Code Place Hierarchy Coordinates
SA66 Bletherston Wales / Pembrokeshire 51.8558, -4.8044
SA66 Clynderwen Wales / Carmarthenshire 51.8406, -4.7317
SA66 Efailwen Wales / Carmarthenshire 51.895, -4.7117
SA66 Gelly Wales / Pembrokeshire 51.8836, -4.7472
SA66 Llandissilio Wales / Pembrokeshire 51.8583, -4.729
Download postal data
CSV, JSON and XLSX exports for research, validation and data products.
Use the API
Query postal codes by country, place name, region or code prefix.
Implementation notes
Field definitions, canonical paths and practical lookup guidance.

Useful related pages

United Kingdom
Country
Postal code prefixes
Postal code prefixes
Prefix SA6
Postal code range · 10 records
SA62
Nearby postal code · 96 records
SA63
Nearby postal code · 8 records
SA64
Nearby postal code · 6 records
SA65
Nearby postal code · 6 records
SA67
Nearby postal code · 19 records
SA68
Nearby postal code · 13 records

Data questions

How should I validate SA66?

Validate the postal identifier together with country, locality and administrative hierarchy fields, not as a standalone global pattern.

What context is available for this record?

The page includes the parent country, related prefix or nearby codes, coordinates when available and source rows for download/API workflows.

Postal code range

This code belongs to the SA6 prefix range for United Kingdom.

View all SA6 postal codes

How to validate postal code SA66

Treat SA66 as a text value, not a number. Postal identifiers can contain leading zeroes, spaces or letters in other countries, so applications should validate the country and original string together. For this page, the code is valid when it appears with one of the mapped localities below and the administrative path belongs to United Kingdom.

United Kingdom lookup
Open the country-level hierarchy and dataset exports.
Browse all prefixes
Compare this code with neighboring country ranges.
Prefix SA6
View related codes in the same prefix range.

Mapped localities

Bletherston
Wales / Pembrokeshire
51.8558, -4.8044
Clynderwen
Wales / Carmarthenshire
51.8406, -4.7317
Efailwen
Wales / Carmarthenshire
51.895, -4.7117
Gelly
Wales / Pembrokeshire
51.8836, -4.7472
Llandissilio
Wales / Pembrokeshire
51.8583, -4.729
Llanfallteg West
Wales / Carmarthenshire
51.841, -4.6896
Llangolman
Wales / Pembrokeshire
51.9117, -4.7271
Llanycefn
Wales / Pembrokeshire
51.879, -4.7632
Maenclochog
Wales / Pembrokeshire
51.9118, -4.7875
Mynachlog-ddu
Wales / Pembrokeshire
51.9117, -4.7271
Pen-ffordd
Wales / Pembrokeshire
51.8836, -4.7472
Rosebush
Wales / Pembrokeshire
51.9307, -4.8002

Common lookup mistakes

A postal code can map to more than one locality record, and the same locality name can appear in different administrative areas. Always compare the country, postal code, place name and region together before treating a match as final.

Coordinates on this page are useful for map previews and approximate area checks. They should be read as locality or postal-area centroids, not as exact delivery addresses. For bulk validation, download the country dataset and keep this canonical URL as the human-readable reference for the code.

Nearby postal code lookups

These neighboring identifiers help compare adjacent code ranges inside United Kingdom. Each link opens a canonical postal-code page with its mapped places and administrative context.

SA62
Abercastle
SA63
Clarbeston
SA64
Dyffryn
SA65
Fishguard
SA67
Amroth
SA68
Begelly
SA69
Pentlepoir
SA7
Birchgrove