When researching some of the back-roads for my upcoming trip in June, I just googled the nearest town and called a couple of local businesses (gas stations, realtors, etc). I explained that I was planning a m/c trip across hwy __ and wanted to find out if it was paved all the way point A to point B.
Pearl Hot Rod Yeller is the fastest, gets better mileage, attracts fewer bugs, better looking owners, etc, etc, etc, etc, etc. Must be true; you read it here!!