MECHANICSBURG, Pa. (NNS) -- Effective immediately, family, friends, and businesses sending mail to Navy mobile units must use a nine-digit ZIP code to ensure delivery, according to an ALNAV message ...

Question: I live in Fox Crossing in Winnebago County, but the post office gave me an Appleton address with the 54914 ZIP code. If I order anything online, I end up paying the Outagamie County ...

Norfolk, Va. – Effective immediately, anyone sending mail to Navy mobile units must use a nine-digit ZIP code to ensure delivery, according to a message released by Secretary of the Navy Ray Mabus.

Q: Is there an easy way to convert nine-digit ZIP codes to five-digit ZIP codes in Excel? A: In the United States, ZIP codes come in two formats: five-digit and nine-digit. If you have an Excel ...