Thanks to this post I figured it out:
http://stackoverflow.com/questions/17430523/can-we-decode-url-with-nodepad
It’s funny that the simplest answer was not the one accepted and most voted on. Trust me if you need to URL Encode and Decode in Notepad++ this is the simplest way, quote “In Notepad++ under Plugins / MIME Tools you will find URL Encode and Decode.”