Here's a free web site for coverting zipcodes to coordinates:
http://www.gpsvisualizer.com/geocoding.html
Simple enter the zipcode as the address.
The coordinates will be given in two different formats.
(There are other websites to convert between other formats.)
You can't - they are different things. There are no zip codes in the UK. Equally there are no post codes in the USA.
Zipcode remains the same in Spanish. It is zipcode.
82010
91601
+234
There are at least two:Regina, Kentucky ZipCode: 41559Regina, New Mexico ZipCode: 87046
65248
4217
60402
63839
77532
54902
A Zipcode, Search Engine.