Gouel provides an interface to create maps linked with your posts.
Plugin to show guifi.net nodes from your prefered zone. Based on Chryzo, Hakre's plugin (Xslt Processor)
Enable wordpress to use google maps on your post
This plugin will let you easily render Google Maps anywhere on your blog as a web service.
wpCoordinates replaces coordinates between a [coord] tag with a link to Google Maps.
Allows you to grab your current Plazes (plazes.com) location given your Plazes username and password and publish a Google map with the result.
RSS link for this tag.