ZipCalc - 3.1.1find zipcode distance & process mailing lists |
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- Version: 2.0.3, 1/22/2002 04:39PM PST
(0 of 1 users found this comment useful)
jbschwartz
I see the $150 value here. Anyone with a zipcode/Lat/Long list and high school trig can calculate the The Great Circle formula to determine distance between two points. A homegrown FileMaker Pro approach would be much more robust....and less costly.