Phone Number Validation with Country Code

[EugeneB]

IF anyone interested to do a simple phone number validation with country code + plus length validation. you may use this validation

anyone has a better suggestion, feel free to share and comment.

AND(LEFT([_THIS],1)="+",LEN([_THIS])>11)

[EugeneB]

further enhancement on the validation if user accidentally insert “-” and " " (space)

example+ 6012-3456 6789

here is the validation formula

AND(LEFT([_THIS],1)="+",LEN([_THIS])>11,NOT(CONTAINS([_THIS],"-")),NOT(CONTAINS([_THIS]," ")))