On these two menus there are links to places you can go to see neon signs.
To look for neon sign tours that might be in your area, look at the Neon Sign Tours page. There are links, with the city of the tour listed.
On the next menu is a list of neon sign tours that are from the geocaching.com website. The hobby of geocaching lends itself well to Wherigo (WIG) tours of neon signs. Go to geocaching.com to learn more about the hobby. Go to the Geocaching Neon Sign Tours page to see what tours are in your area.