i had t-mobile prepaid phone with sim card, i loved it, it was great, i paid $100 for 1000 minutes, which expire after a year, and the phone i got thru their web site,check out Dans deal on t-mobile phones.
There`s cheaper than Page Plus if ur only using 200 min
liberty wireless has a $20 for 500 minutes plan and a free phone http://www.libertywireless.com/