ZeeMaps

With a few simple clicks, you can post a customized, interactive Google Map in your 
blog. Follow these simple steps to post your map:
<ul>
<li>Go to the ZeeMaps server (http://www.zeemaps.com) and create your map</li>
<li>Add markers, regions to your map</li>
<li>Add one marker at-a-time, using Additions->Add Marker menu item, or use Additions->Upload CSV to add multiple markers from a CSV file or Google Spreadsheet</li>
<li>After your map is done, note the map number for your map (the number on the map URL after the parameter group=)</li>
<li>Make sure you have the ZeeMaps plugin downloaded and activated</li>
<li>Go to edit your blog entry</li>
<li>In the second row for your blog editor menu buttons, you should see a new button with the Google marker icon</li>
<li>Place your cursor in the location where you want to publish your map in the editor window</li>
<li>Click on the Google marker icon button</li>
<li>Enter your map number and customize your published map in the resulting dialog</li>
<li>Click on the insert button</li>
</ul>
This should add some text to your blog like:
[zeemaps 45 w=100% h=500 add geosearch]
This text will be replaced by the map in your blog.

Create and customize an interactive Google Map using ZeeMaps and then easily publish it in your blog post.

Infigo Software

The easiest to use G-maps plugin! Add a customized Google map to your WordPress posts and/or pages quickly and easily with the supplied shortcode. No fuss. No iFrames and super easy to use! Perfect for contact page maps, routes, maps showing delivery areas and any other use you can think of!
While the free version of WP G-Maps allows you to create a Google map with as many markers as you like, the Pro version allows you to do so much more!
<h3>Lite Version (Free) Standard Features</h3>
<ul>
<li>Multi Location Maps</li>
<li>Interactive Google map options</li>
<li>Route Map Options</li>
<li>Unlimited Maps</li>
<li>Responsive Maps</li>
<li>Google Maps Autocomplete</li>
<li>Support for localization ( google map language)</li>
<li>Popular map themes to choose.</li>
<li>Map widget functionality</li>
<li>New Modern Infowindow</li>
<li>Custom Markers</li>
<li>Add animations to your map markers!</li>
<li>Full screen map functionality</li>
<li>Choose from four Google maps types: roadmap, terrain, satellite and hybrid</li>
<li>Define your own width, height and zoom level for your map</li>
</ul>
<h3>IS-Google Maps Lite Features</h3>
<ul>
<li>
Single Location Map – You can easily show your location by its address or latitude and longitude. Also you can customize it, from its backend as your needs.
</li>
<li>
Multi Location Map – You can display a number of locations in a single map at the same time. You can show your all branches locations in a single map or you can customize it (Information to display in Info-window with your custom style).
</li>
<li>
Interactive Map – This allows you to embed a colorful Interactive map into your WordPress powered site by a few clicks!. Whenever you need to give your visitors a simple yet effective way to navigate through regional sections of your site, or if you want to provide some geography-related information to your visitors.
</li>
<li>
Route Direction Maps – Help your users find the best way to get from A to Z with comprehensive data and real-time traffic. You can display routes from one location to another on a map. Get directions for transit, driving, and walking. Calculate current or future travel times based on real-time traffic.
</li>
<li>
Custom Markers – You can change the ​icon of a Google maps default marker as you desire. Simply add/upload your marker image it will show as location marked on maps.
</li>
<li>
Multiple Map Theme – You can change the Map theme style while creating it from the options. Using a styled map, you can customize the presentation of the Google base maps, changing the visual display of such elements as roads, parks, and built-up areas.
</li>
<li>
Google Map Widget – By using this widget you can easily show your custom map in the sidebar or you can show it in footer widget section.
</li>
<li>
Map Customization – User friendly option to customize your map. You can easily change its height, width, background color, region color, tool-tip font color etc.
</li>
<li>
Centralized Dashboard – Centralized dashboard to manage all short-codes. You can add, delete, edit any short-code from here.
</li>
<li>
Multi Language Maps – You can show or change map language. Means you can show your map in your desired language on the posts or pages.
</li>
<li>
Translation Ready
</li>
<li>Infowindow Card</li>
</ul>
<blockquote>
<h4>Professional Edition</h4>
*Single Location Map. 
 *Photo as Marker Icon. 
 *Location Image. 
 *Info window. 
 *Multi Location Map. 
 *Geolocation map. 
 *Multiple Markers. 
 *Interactive Map. 
 *Tooltip Region Info display. 
 *Display Extra info. 
 *Customizable Colored Region. 
 *MagnifyingGlass(when the user lingers over a cluttered marker, a magnifiying glass will be opened.). 
 *Active Regions with custom color or labels, Individual colors for each active region. 
 *Route Direction Maps. 
 *WayPoints in directions. 
 *Waypoints with Route directions, location address, Route Panels, Directions panel. 
 *Custom markers (Custom Image as marker). 
 *You can change default google map marker with your own marker for your location to deisplay. 
 *Multiple map theme(Styles). 
 *You can change default google map theme to predefined themes. to change its view. 
 *Google Map Widget. 
 *To display google maps in sidebar or footer widget. 
 *Map Customization . 
 *Customizable CSS for maps, Height, Width, color. 
 *Centerallize Dashbaord. 
 *Multi Language Maps. 
 *Translation ready. 
 *Tooltip Action. 
 *MagnifyingGlass(when the user lingers over a cluttered marker, a magnifiying glass will be opened.). 
 *Responsive (The maps will adapt according to the space available to display.).
</blockquote>
^Language file needs to be updated

IS-Google Maps Lite

The easiest plugin to use Google Maps! Create a custom Google map with Quality markers containing categories, descriptions, images and links.

ZeeMaps vs IS-Google Maps Lite