Ben Jackson wrote:

I grew up in Indiana and I seem to recall it having 92 counties.

I grew up and still live in Indiana but I don't recall such things.

So I
looked it up and there are 3141 counties in the US.

I count 3226. 3102 in the conUS.
http://www.census.gov/geo/tigerline/app_a02.txt

That's not a good list though. I see some missing counties.
(Washabaugh, SD and Nansemond, VA)

"R. Hubbell" writes:

I also wonder if every county has a place to land.

I count 195 counties without airports, 652 without public airports.

--kyler