Postal Code Finder
Registry / United Kingdom / Wales / Powys / Guilsfield

Guilsfield postal code SY21

Verified postal identifier in Powys, United Kingdom. Technical profile with precision geocoding and administrative hierarchy.

Verified data profile for Guilsfield

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

1
Records
1
Postal identifiers
100.0%
Geocoded
SY21
Example code
Postal code Locality Administrative path Coordinates
SY21 Guilsfield Wales / Powys 52.6963, -3.1571

Related postal lookups

United Kingdom
country
Prefix SY2
code_prefix · 7 records
SY18
nearby_postal_code · 8 records
SY19
nearby_postal_code · 12 records
SY2
nearby_postal_code · 1 records
SY20
nearby_postal_code · 38 records
SY22
nearby_postal_code · 24 records
SY23
nearby_postal_code · 48 records

Local postal record details

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/wales/powys/guilsfield.

Records
1
Database rows represented by this canonical route.
Postal identifiers
1
Distinct postal code values available for this page.
Localities
1
Mapped place names or administrative entries.
Coordinate coverage
100.0%
Rows with latitude and longitude available.
Example
SY21
Sample code from Guilsfield.
Code Place Hierarchy
SY21 Guilsfield Wales / Powys
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
Prefix SY2
code_prefix · 7 records
SY18
nearby_postal_code · 8 records
SY19
nearby_postal_code · 12 records
SY2
nearby_postal_code · 1 records
SY20
nearby_postal_code · 38 records
SY22
nearby_postal_code · 24 records
SY23
nearby_postal_code · 48 records

Data questions

How should I validate SY21?

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.

Validation and related lookup paths

Use this page to confirm that SY21 belongs to Guilsfield inside United Kingdom. For applications, validate the original postal code string together with the country and administrative hierarchy instead of relying on a global numeric pattern.

United Kingdom country lookup
Open top regions, formats and downloads.
Prefix SY2
Compare nearby postal identifiers.
Wales
Parent administrative area.
Powys
Parent administrative area.

Verified Technical Data

Postal Identifier SY21
Locality Name Guilsfield
Administrative L1 Wales
Administrative L2 Powys
Spatial Coordinates LAT: 52.6963
LNG: -3.1571

Spatial Verification Map

Centroid Location: The marker represents the verified geographic centroid for the SY21 identifier area.

Geographic & Administrative Context

The postal identifier SY21 is under the regional jurisdiction of United Kingdom. Within this territory, it is specifically managed as part of the Wales » Powys » Guilsfield administrative chain, ensuring precise logistical and geographic synchronization with official geocoded registries.

Nearby postal code lookups

Compare SY21 with adjacent identifiers in United Kingdom. These links keep the local code range connected without loading a large directory table.

SY18
Cwmbelan
SY19
Bont Dolgadfan
SY2
Sutton
SY20
Aber-cywarch
SY22
Arddlin
SY23
Aberffrwd
SY24
Bont-goch
SY25
Capel Betws Lleucu

Frequently Asked Questions: Guilsfield postal code guide

What is the postal structure for Guilsfield?

Guilsfield is represented in the United Kingdom postal registry with verified coordinates and administrative hierarchy fields.

Can I download postal code data for Guilsfield?

Yes. The dataset for Guilsfield can be exported in CSV, Excel and JSON formats from the download section on this page.

Is this postal code geocoded?

Yes. The record includes latitude and longitude coordinates and verified administrative labels for mapping and validation.

How should I validate SY21?

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.