If you're printing the labels in Word, there's an article on the
Microsoft web site that might help you:

Answer Box: Numbers don't merge right in Word
http://office.microsoft.com/en-ca/as...164951033.aspx


Kate wrote:
When we print mailing labels, Excel drops the beginning zero in zip codes
causing us to have to add them manually. We are working with thousands of
labels and this is very time consuming.
Thank you
Kate


--
Debra Dalgleish
Contextures
http://www.contextures.com/tiptech.html