ZIP Code
Basic information
Postal code used by the United States Postal Service (USPS). Specifies an individual destination post office or mail delivery area.
Designates a collection of delivery routes used by mail carriers and areas serviced by the USPS.
ZIP is an acronym for Zone Improvement Plan
The basic 5-digit format was first introduced in 1963 and later extended to add an additional 4 digits, to designated a more specific location (1983). Their use wasn’t mandatory.
The first digit of a USA ZIP code generally represents a group of U.S. states
They are assigned in order from the north east to the west coast.
Originally registered as a service mark by the USPS; its registration expired in 1997
As of October 2019, there are 41,702 ZIP Codes in the United States.
The ZIP Code is often translated into an Intelligent Mail barcode that is printed on the mailpiece
Half birthday 
Next half birthday falls on
Age in different time units
Planet Age
How old ZIP Code would be if it was started on a different planet
- 18 days from now, February 5, 2025, ZIP Code celebrate exactly 540,000 hours
- 39 days from now, February 25, 2025, ZIP Code celebrate 256th Mercury age
- 43 days from now, March 1, 2025, ZIP Code celebrate exactly 740 months
- 127 days from now, May 24, 2025, ZIP Code celebrate 257th Mercury age
- 165 days from now, July 1, 2025, ZIP Code celebrate 62nd birthday
- 189 days from now, July 25, 2025, ZIP Code celebrate 33rd Mars age
- 213 days from now, August 18, 2025, ZIP Code celebrate 101st Venus age
- 215 days from now, August 20, 2025, ZIP Code celebrate 258th Mercury age
- 303 days from now, November 16, 2025, ZIP Code celebrate 259th Mercury age
- 348 days from now, December 30, 2025, ZIP Code celebrate 63rd half birthday