Phone Validator with Flags for WooCommerce

Phone Validator with Flags for WooCommerce enhances the billing phone field on the checkout page by:

• Displaying a dropdown with country flags and dial codes.
• Auto-detecting the default country or letting the customer choose.
• Validating the phone number format in real-time.
• Respecting WooCommerce’s “Selling Locations” settings to limit the list of countries.

Ideal for WooCommerce stores targeting international customers who want to ensure clean, valid phone numbers during checkout.

Features

• Add country flags and dial codes to the checkout phone field.
• Validate phone numbers in real-time before submission.
• Supports only countries enabled in WooCommerce → Selling Locations.
• GDPR-safe and does not rely on any external APIs.
• Compatible with High-Performance Order Storage (HPOS).
• Lightweight and fully self-contained.
• Translation-ready.

Libraries Used

This plugin includes the following third-party open source library:

• intl-tel-input – JavaScript international phone input utility. Source: https://github.com/jackocnr/intl-tel-input License: MIT