by add-ons.org on WordPress.org
The plugin that allows you to create input fields with predefined formats in your Contact Form 7 forms

Frontend Working
DEMO: https://demo.add-ons.org/demo-input-masks/
Document: https://add-ons.org/document-input-masks-for-contact-form-7/
The Input Masks for Contact Form 7 plugin allows you to easily add input mask functionality to fields in Contact Form 7. Input masks help users enter data in the correct format, improving accuracy and enhancing the usability of your forms.
[text_mask phone-number "(999) 999-9999"]
[text_mask text_mask-2 "*[*{0,50}]@oursite.com"]
[text_mask text_mask-3 "+(1|61|52) 9999999999"]
[text_mask text_mask-4 "(TN|KY)9{10}"]