International Coverage Catalog

Browse our complete catalog of countries and datasets on the new International Coverage page.

• •Searchable table: Find countries and datasets by name or ISO code
• •Dataset documentation: Quick links to detailed documentation for each dataset
• •Language support: See which languages are supported for each country
• •Country guides: Access in-depth guides for specific countries
• •Coverage details: View coverage level, update frequency, and postal code support

Enhanced Address Data for Austria with BEV Dataset

Added the BEV (Bundesamt für Eich- und Vermessungswesen) dataset for Austria, providing comprehensive and authoritative address coverage.

Dataset Filter for Country-Specific Searches

New dataset filter parameter allows you to restrict address searches to specific datasets within a country.

• •Targeted Searches: Limit results to a specific dataset when multiple datasets are available for a country
• •Improved Precision: Get results from your preferred data source without mixing datasets
• •Flexible Configuration: Apply filters at the API request level for granular control

Fuzzy State Matching for US Address Verification

The US Address Verify API now supports fuzzy matching on the state parameter, improving match rates for addresses with minor state name variations.

• •Flexible Input: Accepts common abbreviations, misspellings, and variations of US state names
• •Better Match Rates: Reduces verification failures caused by state input inconsistencies
• •Backwards Compatible: Exact matches continue to work as before

Northern Ireland Dataset Now Updated Weekly

Northern Ireland dataset update frequency has been increased from quarterly to weekly for more accurate and up-to-date geospatial data.

Premise and Street Level Data Parsing for Non-US Addresses

Non-US address data is now parsed into individual structured fields such as building number, street name, and unit, rather than just returning address lines.

Fix for Republic of Ireland Administrative Data

Resolved an issue affecting Republic of Ireland addresses where administrative data may be missing for some premises.

Streamlined OpenAPI Specification for Better LLM Integration

Optimized OpenAPI specification designed to reduce context length for LLM-assisted development.

• •Reduced Context Length: Streamlined specification that's easier for LLMs to process and understand
• •Enhanced Code Generation: Cleaner schema definitions and parameter descriptions for better AI-generated integration code
• •Comprehensive Examples: Better coverage of common use cases and implementation patterns
• •Interactive Documentation: openapi.addresszen.com
• •JSON Format: openapi.addresszen.com/openapi.json
• •YAML Format: openapi.addresszen.com/openapi.yaml

LLM-Optimized Documentation with llms.txt and Markdown Export

Improved documentation for LLM development workflows with LLM context files (llms.txt) and universal markdown export capabilities.

• •llms.txt Context File: Complete AddressZen API and integration context available at docs.addresszen.com/llms.txt for direct LLM consumption
• •Universal Markdown Export: Any documentation page can be accessed as clean markdown by adding .md to the URL (e.g., docs.addresszen.com/docs/integrations/elementor.md)

WooCommerce Plugin for WordPress Integration

AddressZen now offers a dedicated WooCommerce plugin for seamless address verification and autocomplete on WordPress e-commerce stores.

• •No-Code Installation: Available in the WordPress Plugin Directory - install and configure directly from your WooCommerce settings without any developer assistance
• •Global Address Coverage: Real-time validation and autocomplete for 240+ countries with automatic error correction and standardized formatting
• •Reduce Cart Abandonment: Smoother checkouts with instant address suggestions that eliminate manual typing frustration and ensure accurate deliveries

Context7 MCP Integration for AI-Powered Development

AddressZen documentation is now available through Context7's Model Context Protocol (MCP), enabling instant access to our complete documentation from AI-enabled IDEs.

• •Direct IDE Integration: Access AddressZen documentation without leaving your development environment
• •AI-Powered Assistance: Get contextually-aware responses about AddressZen implementation and troubleshooting
• •Real-Time Documentation: Always up-to-date information pulled directly from our documentation system
• •Natural Language Queries: Ask questions like "How do I add AddressZen address lookup to this HTML form? Use context7" for specific implementation guidance
• •Install the Context7 MCP in your compatible IDE
• •Reference context7 in your AI assistant prompts
• •Get instant, accurate AddressZen implementation guidance

Improved Geospatial and Country Detection

Address Lookup now features enhanced geospatial accuracy and intelligent country detection to improve search precision.

• •More accurate geocoordinates: Enhanced precision for address geocoding results
• •Country detection: Automatic country identification to bias and narrow searches
• •Improved search relevance: Results are now better localized based on detected geographic context

Website Relaunch

We're excited to announce the complete relaunch of AddressZen.com with a modernized design and improved user experience.

• •Improved performance: Faster page loads with optimized asset delivery
• •Better guides: Reorganized and redesigned guides
• •Changelog: New dedicated changelog page for updates

Email Validation API Encoding Improvement

Fixed an issue with the Email Validation API to handle queries without proper encoding.

JavaScript Libraries Now Served from API

JavaScript libraries are now being served directly from api.addresszen.com for improved performance and reliability.

• •Simplified integration: Libraries now served from the same domain as the API
• •Better caching: Improved CDN caching for faster library loading
• •Reduced latency: No additional DNS lookups required
• •Enhanced security: Single origin for both API and library resources
• •Automatic updates: Latest stable versions served automatically

CSV Usage Log Enhancement

CSV usage log export now includes a lookups column showing how many lookups each request consumed.

Enhanced Republic of Ireland Coverage with Eircode

Improved Republic of Ireland coverage for the standard dataset. All addresses now include Eircode.

Documentation LLM Export Feature

Documentation site now generates an LLM.txt file and .md files for better AI assistant integration.

Improved US Address Handling

Improved handling of ordinals and directionals for US addresses.

Extended UPRN Matching for Royal Mail

Improved and extended UPRN matching for Royal Mail Multiple Residence and Not Yet Built addresses.

Additional HERE Datasets Included

Additional HERE datasets included for enhanced global coverage.

South Korea Coverage with MOIS Dataset

Localised and improved South Korea coverage with MOIS dataset.

Belgium Coverage with FODBOSA Dataset

Localised and improved Belgium coverage with FODBOSA dataset.

Japan Coverage Improvements

Localised and improved Japan coverage.

Increased API Configuration Limits

Maximum allowed configurations increased to 64. Maximum payload size for each configuration object increased to 64kb.

Canada National Address Register Dataset

Expanded Canada coverage with Canada National Address Register dataset.

Denmark Coverage with SDFI Dataset

Expanded Denmark coverage with SDFI dataset.

USA CASS Verification API Released

Released /addresses/verify API for USA CASS Verification.

Netherlands Kadaster Dataset Integration

Netherlands (Kadaster) address dataset incorporated.

Norway Kartverket Dataset Integration

Norway (Kartverket) address dataset incorporated.

API Latency Improvements

Improved P95 and P99 latency across all API endpoints.

AddressBase Property Classification Filtering

AddressBase searches can now be filtered by property classification type.

Iberian Language Search Improvements

Search improvements for Iberian languages: Spanish, Portuguese, and Catalan.