Discovered Pages
[Discover] It's The End of The Pay Phone as We Knew It http://www.internetnews.com/breakingnews/article.php/3714251
(phone payphone technology) 
[Discover] Mailbox Locator: USPS Mailbox Locations Across America http://www.payphone-project.com/mailboxes/ (resources search mashup tools)
[Discover] Phone Recording Archive http://www.payphone-directory.org/sounds.html (audio sound phone sounds)