The size of the file increases with the radius. Smaller files (<= 25 or <= 50 miles) may be easier to use if only distances <= 25 or <= 50 miles respectively are needed. The ∞ has all combinations of counties.
To report problems or if you have comments or suggestions , e-mail Jean Roth at firstname.lastname@example.org
|Last Update: March 31, 2016||Created by Jean Roth June 17, 2014|