Google Maps from Mac OS X Address Book2007-07-04
The Mac OS X Address Book (as of Tiger at least) makes it easy to send an address to MapQuest. I've packaged a little AppleScript that sends it to Google Maps:
Click the picture to download the script. Put the script in your
Macintosh HD:Library:Address Book Plug-Ins folder or the
Library:Address Book Plug-Ins folder in your home folder. Then restart Address Book.