ZIPKEY is a complete city-level directory of 5-digit United States zipcodes, 3-digit telephone area codes, and time zones, combined with a keyboard enhancement program. If you type US addresses into any Windows program, ZIPKEY will speed your job and improve your accuracy. You type the zipcode, and ZIPKEY types out the city, state, etc. for you. Instantly look up telephone area codes and time zones as well. Mehr…