Postal Code Finder
Registry / United Kingdom / England / Hertfordshire

Postal codes of Hertfordshire (United Kingdom)

Comprehensive directory for the Hertfordshire hub. Our registry indexes 278 geocoded administrative entries across 267 distinct localities.

Verified data profile for Hertfordshire

Based on 278 records, 52 postcode values and 267 mapped localities. Coordinate coverage is 100.0%.

278
Records
52
Postal identifiers
100.0%
Geocoded
AL1
Example code
Postal code Locality Administrative path Coordinates
AL1 St Albans England / Hertfordshire 51.75, -0.3333
AL10 Hatfield England / Hertfordshire 51.7634, -0.2242
AL2 Bricket Wood England / Hertfordshire 51.7206, -0.3149
AL2 Chiswell Green England / Hertfordshire 51.7206, -0.3149
AL2 Colney Street England / Hertfordshire 51.7206, -0.3149
AL2 Frogmore England / Hertfordshire 51.7206, -0.3149

Related postal lookups

United Kingdom
Country · 27,450 records
Highland
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Greater London
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Lincolnshire
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Norfolk
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Aberdeenshire
Province · 729 records
Argyll and Bute
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Somerset
Province · 669 records
Cornwall
Province · 625 records

Administrative area coverage

Use this page to browse the administrative hierarchy, compare representative postal codes and move to related areas without guessing slugs. The canonical route for this record set is /postal-codes/united-kingdom/england/hertfordshire.

How to use this lookup

  • Open the strongest child areas first when browsing a large administrative region.
  • Compare related postal prefixes before choosing a local import key.
  • Use the country dataset when you need full coverage beyond the visible sample.
Records
278
Database rows represented by this canonical route.
Postal identifiers
52
Distinct postal code values in this route.
Localities
267
Mapped place names or administrative entries.
Coordinate coverage
100.0%
Rows with latitude and longitude available.
Detected format
Alphanumeric outward/inward postcode
UK postcodes combine an outward code and inward code separated by a space.
Example
AL1
Sample code from St Albans.
Browse level
administrative hub
This page connects parent geography, child areas, prefix ranges and downloadable records.
Code Place Hierarchy Coordinates
AL1 St Albans England / Hertfordshire 51.75, -0.3333
AL10 Hatfield England / Hertfordshire 51.7634, -0.2242
AL2 Bricket Wood England / Hertfordshire 51.7206, -0.3149
AL2 Chiswell Green England / Hertfordshire 51.7206, -0.3149
AL2 Colney Street England / Hertfordshire 51.7206, -0.3149
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 · 27,450 records
Highland
Province · 1,351 records
Devon
Province · 894 records
Greater London
Province · 879 records
North Yorkshire
Province · 845 records
Lincolnshire
Province · 809 records
Norfolk
Province · 748 records
Aberdeenshire
Province · 729 records
Argyll and Bute
Province · 693 records

Data questions

What does the Hertfordshire page cover?

It connects 278 postal records in United Kingdom with child areas, related prefixes, examples and download/API paths.

How do I browse nearby areas from Hertfordshire?

Use the child-area cards, parent breadcrumbs and related prefix links to move through the canonical hierarchy.

Why are only representative rows visible?

Large administrative pages keep bounded HTML for speed and expose full coverage through dataset exports.

Search Hertfordshire postal codes and localities

🔍

Geographic Context

Hertfordshire is a key administrative jurisdiction within United Kingdom. Our registry provides a comprehensive overview of its internal divisions, facilitating precise spatial analysis and logistical mapping across its 267 localities.

Postal code ranges covering Hertfordshire

Use these prefix ranges when you know the first digits or letters of a local postal identifier. Each link opens a country-level range with matching localities and coordinates.

All United Kingdom prefixes
SG1
49 records in this hub, 11 codes nationwide.
HP2
11 records in this hub, 6 codes nationwide.
CM2
6 records in this hub, 6 codes nationwide.
HP1
5 records in this hub, 11 codes nationwide.

Navigate Hertfordshire localities

Interactive Navigation: Markers represent geometric administrative centroids. Explore the regional registry by clicking on specific spatial clusters.

High-density localities and postal codes

Showing top 6 of 6

Geographic localities

Showing top 36 of 261

Download the Hertfordshire postal code dataset

Access the complete administrative registry for Hertfordshire. Structured datasets available in XLSX, CSV, and JSON formats for immediate integration.

Download XLSX CSV Export JSON export
Verified Scope: Hertfordshire Hub • Entities: 278 technical records

Frequently Asked Questions: Hertfordshire postal code guide

What is the postal structure for Hertfordshire?

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

Can I download postal code data for Hertfordshire?

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

How many subdivisions are mapped for Hertfordshire?

Hertfordshire currently aggregates 267 mapped subdivisions in the public registry.

What does the Hertfordshire page cover?

It connects 278 postal records in United Kingdom with child areas, related prefixes, examples and download/API paths.

How do I browse nearby areas from Hertfordshire?

Use the child-area cards, parent breadcrumbs and related prefix links to move through the canonical hierarchy.