Is it possible to view my text message and call history on Simple Mobile Website?
No, that requires a subpoena. You can obtain a subpoena from your county courthouse but it's far too much hassle unless you have a very good reason.
Is it possible to view my text messages and call history on Simple Mobile Website?
Can I view my call history?
How hard can it be?
Simple Mobiile is a GREAT plan however when it comes to needing or wanting bill payment history you will have better luck finding the Holly Grail.
When you make your payment on Paymysimplemobile.com, you can login and view you payment history.