Just get a Utah permit. I'm signed up for the class in Jan. It will cover you in 34 of the states. Unfortunately I live in Illinois (have residency in Indiana) and carrying guns are a huge no no in Chicago--read felony.
Legally carry a concealed firearm in 34 States!
Non-residents of Utah...
I used this calculator to come up with 4.6".
http://www.bigcustomwheels.com/rt_specs.jsp?item=Wheel-Tire%20size%20comparer&showRim1=1&showTire1=1&sw1=255&ar1=85&bd1=16&rd1=16&rw1=7.0&et1=15&showRim2=1&showTire2=1&sw2=285&ar2=75&bd2=16&rd2=16&rw2=8.0&et2=0&text1=&text2=