Here are some useful regular expressions that should save some time.

US Phone Number - ((\(\d{3}\) ?)|(\d{3}-))?\d{3}-\d{4}

U.S. Zip Code - \d{5}(-\d{4})?

U.S. Social Security Number - \d{3}-\d{2}-\d{4}

Internet URL - http(s)?://([\w-]+\.)+[\w-]+(/[\w- ./?%&=]*)?

Internet Email Address - \w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*

US Zip Code or Canada Postal Code - (^\d{5}(-\d{4})?$)|(^[ABCEGHJKLMNPRSTVXY]{1}\d{1}[A-Z]{1} *\d{1}[A-Z]{1}\d{1}$)

I will add more...Please suggest other useful ones you want to be listed here.