The following rates are available from Frontier Utilities Frontier Saver Plus 1211.80 cents per kWh Frontier Saver Plus 2411.80 cents per kWh Smart Budget 2415.40 cents per kWh Smart Budget 3615.50 cents per kWh Smart Budget 1215.80 cents per kWh Frontier Saver Value 1219.40 cents per kWh Frontier Saver Max 2419.90 cents per kWh Frontier Saver Max 1220.60 cents per kWh Keep in mind, Frontier Utilities may not have the lowest rates in Sonora. To find the cheapest power company in Sonora, just click over to our Sonora Electricity Rates Page