 1130 a.m., 99.9 in Prescott, and at 95.5 FM in Prescott Valley and Cottonwood. KQ&A. Arizona News Radio. For the first time in a very long time, Arizonans are paying less than the national average for a gallon of gas. So says AAA Arizona's Julian Paredes. Arizona gas prices went down by 3 cents to $3.52, and at the same time, the national average actually went up 3 cents to $3.54.