1 Calories Burned For Treadmill: 10% Incline, 3.15 km/h (19 minutes per km). 2  Calories Burned For Treadmill: 15% Incline, 20 km/h (3 minutes per km). 3  Calories Burned For Treadmill: 15% Incline, 15 km/h (4 minutes per km). 4  Calories Burned For Treadmill: 15% Incline, 12 km/h (5 minutes per km).
According to Straight Talk's website, their customer service number is 1-877-430 2355. You can also email them at custsrv@straighttalk.com.
You can also take a look at your statement and the account number should be printed at the top. To find out online, use your straight talk phone number and the last 4 digits of the phone`s serial number and log in here: http://www.straighttalk.com/wps/portal/home/h/checkbalance#.Uw-i4IVGYR0.