OriginalPostID-254045
Discussion posts and replies are publicly visible
I feel you have to write different regular expressions based on the country selected as different countries have different formats for phone number and the length may also vary.
There was one more discussion recently on forum for the same. Please go through and see if you could find something useful. Following is discussion link :
https://community.appian.com/discussions/f/user-interface/11731/phone-number-validation