http://bluweb.com/us/chouser/gmapez/
Want to put a Google map on your web page? With GMapEZ there's no JavaScript to write and nothing to download. You simply insert a div, add some xml, and bingo, the javascript does the rest.
http://www.phpinsider.com/php/code/GoogleMapAPI/
A PHP class that allows for the easy (and relatively painless) insertion of Google maps into web pages. Instantiate the class, call a few methods, bingo.
http://www.systemsevendesigns.com/phoogle
Google Maps API Class. Insert Google maps with simple PHP class method (function) calls.