With the Byteplant Phone Validator plugin you can easily verify if a phone number is really valid and callable (https://www.byteplant.
As of April 2026, Byteplant Phone Validator is a WordPress phone plugin with 100 active installations and a 5/5 rating from 6 reviews. It has been downloaded 9.2K+ times in total. Requires WordPress 3.0.1+ and PHP false+. Available on WordPress.org since 2016. Top alternative: WP Call Button – Easy Click to Call….
This plugin uses the Byteplant Phone-Validator API (https://www.byteplant.com/phone-validator/) to check if a phone number is really valid and callable.
The plugin works seamlessly with:
* Contact Form 7
* Gravity Forms
* WPForms
* Ninja Forms
* WooCommerce
The plugin can also be easily integrated into any 3rd party form.
How does it work?
The Phone-Validator real-time validation API provides detailed information for each phone number:
* Status: VALID/CONFIRMED, VALID/UNCONFIRMED or INVALID
* Line type: FIXED_LINE, MOBILE, VOIP etc.
* Geolocation: Region and city
* Phone number correction and re-formatting according to national and international standards
During the entire validation process, the phone number is not contacted in any way, n…
| WordPress | 3.0.1+ requiredTested up to 6.8.5 |
| PHP | false+ required |
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.