FWIW, <a href="http://bikely.com">bikely.com</a> does something like this, I think.<br><br><div><span class="gmail_quote">On 8/3/07, <b class="gmail_sendername">Jeremy Leader</b> <<a href="mailto:jleader@alumni.caltech.edu">
jleader@alumni.caltech.edu</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">Determining the latitude/longitude of a location from its address is often
<br>referred to as "geocoding"; a web search for that term should help.<br><br>For small numbers of requests, I believe both Yahoo and Google provide APIs to<br>use their maps databases to do geocoding; they might even do the distance
<br>calculation for you too. I believe Yahoo's is documented in<br><a href="http://developer.yahoo.com">developer.yahoo.com</a>, I don't know about Google's API docs.<br><br>--<br>Jeremy Leader<br><a href="mailto:jleader@alumni.caltech.edu">
jleader@alumni.caltech.edu</a><br><a href="mailto:leaderj@yahoo-inc.com">leaderj@yahoo-inc.com</a> (work)<br><br>on 08/03/2007 04:59 PM Peter Fogg wrote:<br>> The site that I am developing requires the ability to calculate the
<br>> distance between to locations. Brief Web surfing concluded in two<br>> options - the longitude and latitude of the two locations must<br>> determined external to the site and manually entered into the db<br>
> associated with the site and the distance calculated in the application<br>> layer or use some third party service to do the calculation.<br>><br>> Anyone have experience with solutions to this requirement or suggestions?
<br>><br>> Peter -<br><br></blockquote></div><br><br>