Find closest location?

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hi-

i have several "search" locations (either address and/or lat/long) cfquery.

and

i have 1 "main" location.

i need pass of values - "search" , "main" - service (any free service) tell me 1 closest "search" value "main" value. can specify radius if needed (200 km).

anyone done cf before? know there several google services use map api none seem need....

 

thanks,

 

rich

had similar  requiremnt built using

http://cfgmap.riaforge.org/

for  lat & log use http://googlegeocoder3.riaforge.org/ & store  in db.



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