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Best postcode check plugins for WordPress

The most popular postcode check plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Postcode.eu Address Validation leads with 200+ active installs. All 1 plugins tagged “postcode check” are below, with figures from WordPress.org that update every day.

Installs aren’t everything: a recent release, a “Tested up to” that matches the current WordPress, and support threads that get resolved show a plugin is looked after. Open any plugin for its downloads, rank history and alternatives.

Research this niche or see all plugins.

Top 1 postcode check plugins

  1. 1.
    Postcode.eu Address Validation

    The most installed postcode check plugin, with 200+ active installs. Only 1 review so far, updated 2 months ago.

All 1 plugins tagged “postcode check”