Quick Account Setup on Ideal Postcodes

Step by Step Guide on Creating an Ideal Postcodes Account, Creating a Key and Enabling Automated Top-ups

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Address Autocomplete

Address autocomplete is a form function that helps users input addresses more accurately by providing real-time, valid address suggestions as they type.

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Address Cleanse

Understanding Address Cleanse

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Address Database

Extract UK Address Lists to Power Your Database and Bolster Your Marketing Strategies

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Address Validation

What Is Address Validation and How Does It Work?

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Address Verification System or Address Validation?

Address Verification System and Address Validation sound alike, but they are tools which have different uses

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PAF Alias Data

What is alias in a delivery address?

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Eircode Products

The Eircode Address File (ECAF) and Eircode Address Database (ECAD)

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What is an Eircode

Eircode is a postcode system used in Ireland to identify properties and improve mail delivery. It consists of a seven-character code. Find out more.

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What is Email Validation

Understanding the importance of email validation for accurate communication and data management

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End User - Who Is Licensed to Use the Data?

Identifying the Final User of Royal Mail's Dataset

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Fuzzy Address Search

How you can reduce address entry errors and improve search results in real time

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What is Gaeltrecht

The significance of Gaeltrecht and preserving the Irish language - Gaelic

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What is Rooftop Geocoding?

Understanding the Importance of Address Geocoding and Use Cases

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Glossary

A Glossary of Address Terms

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UK Address Guidelines

Ensure your mail is correctly addressed with our UK clear addressing guidelines

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Internal User Licensing

What Is an Internal User? When Is It Correct to License This Way?

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MicroMkt Address Validation

Add Address Validation to Your MicroMkt Suite in a Few Simple Steps

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Missing Address

Why Your Address Might Not Be Showing on Royal Mail's Postcode Address File. We list the top reasons why this might happen and what you can do about it.

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Address Validation for Mobile Devices

How to improve your mobile conversions

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Multiple Residence

What is the Multiple Residence dataset? Multiple residences in the UK are sub-premises situated within multiple occupancy buildings. Learn more on our guide.

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NACE Codes

Nomenclature of Economic Activities - The Four Digit Classification Code

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Non-Unique Addresses

What is a non-unique address

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Not Yet Built Dataset

The Not Yet Built Dataset Is an Additional Database from Royal Mail That Lists Properties Currently in Planning or under Construction

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Office for National Statistics Postcode Directory (ONSPD) Licensing

ONSPD Licensing: How Data from Postcodes.io Can Be Used

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Allowed Characters in PAF

List of Characters Found in the Postcode Address File

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What is Phone Validation

Maximising Efficiency and Accuracy with Phone Number Validation

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Postcode Areas

A complete list of UK postcode areas and regions

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Postcode Data List Directory

Links to Downloads of Various UK Postcode Data Lists

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Postcode Facts

Interesting Facts and Information About Postcodes

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Postcode Lookup or Address Finder

How to Choose Between Postcode Lookup and Address Finder

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Postcode Validation

How to Validate a UK Postcode. Evaluating the Trade-offs for Various Solutions Including Postcode Lookup Services, Proprietary Postcode Datasets, Free Datasets and Regular Expressions (Regex)

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Run Postcodes.io Database Locally

Run a Local Instance of the Latest Postcodes.io Database and Start Dispatching SQL Queries in Minutes

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Pricing Plans

Ideal Postcodes' Available Pricing Plans

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Reverse Address Geocoding

What is Reverse Geocoding and how is it useful?

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Royal Mail Charity Registration

A Guide to Completing the Royal Mail Charity Registration Form

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Screen Reader

Screen reader compatibility is available for our address validation solutions

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Sublicensing

Understanding How the Sublicensing Platform Works

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Thoroughfare Descriptors

List of Thoroughfare & Dependent Thoroughfare descriptors in the UK

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UDPRN: Unique Delivery Point Reference Number

Understanding the Unique ID Number Assigned to Every Premise in the UK

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The UK Postcode Format

A comprehensive outline of UK postcode patterns, its constituent components and how they can be utilised. Split a postcode into outward code, inward code, postcode area, district code, sub-district code, postcode sector and postcode unit.

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UPRN: Unique Property Reference Number

What Is a UPRN, Its Uses and How It Complements the Postcode Address File

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USRN: Unique Street Reference Number

Understanding the Unique Identifier for Every Street Across Great Britain

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What Is A Lookup?

How Lookups Are Counted Across Ideal Postcodes Address Search and Validation APIs

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What Is the Postcode Address File (PAF®)?

The Most Accurate and Reliable Address Dataset for the UK, Provided by Royal Mail

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