Mask Input Field in WP Fluent Form WordPress plugin
Lightweight Pure JavaScript Input Mask | CSS Script
Consider Using Localized Input Masks for 'Phone' and Other Restricted Inputs (64% Aren't Taking Advantage of Input Masking) – Articles – Baymard Institute
GitHub - ivanvaladares/HTML-Input-Mask: Simple HTML input mask function in plain JavaScript
In angular/Javascript how to use masking for string inside a input html element - Stack Overflow