Andrico

You can insert google maps in your site. It’s very easy to use, and you can show routes, markers.
coonprogramer.com

Coon Google Maps

You can insert google maps in your site. It's very easy to use, and you can show routes, markers.

mschwar

Google Maps made Simple by WP-G-Mappity
WPGMappity allows you to easily insert Google Maps into your posts. No XML or JavaScript needed, building a Google Map is done completely in a WYSIWYG form inside your blog.
Versions 0.5 and above use version 3 of the Google Maps API. For you this means:
<ul>
<li>No API key needed</li>
<li>New features</li>
<li>Fast downloads: visitors to your blog only download one extra file from Google – nothing from you.</li>
</ul>
Features include:
<ul>
<li>Markers and custom icons</li>
<li>Routing</li>
<li>Map Controls</li>
<li>Completely customizable size and alignment</li>
</ul>
Project Home, full instructions, and help: <a href="http://matthewschwartz.me/wordpress/wpgmappity/" rel="nofollow ugc">http://matthewschwartz.me/wordpress/wpgmappity/</a>

Google Maps made Simple

Point, Click, Map. Build and insert Google Maps just as easily as you insert images.  All WYSIWYG: no JavaScript, no XML, no coding at all.

Coon Google Maps vs Google Maps made Simple