There are many search engines where you can type in best cell phone service and in doing that, you can compare different phones, service plans, and also ringtones, games, and other forms of entertainment.
First you need to figure out what all you use and need as far as web usage minute usage and how often you text. If you do not text and use the web for your phone then you would not need all that in a plan and could go with a simple phone with just minutes.
T-Mobile is a good one as well
500 minutes + unlimited text for $39.99 without a contract
or 500 minutes + unlimited text for $49.99 WITH a 2 year contract, meaning you get a free phone.Both of those plans also come with unlimited Nights & Weekends and Mobile to Mobile