How to check Sprint USA Unpaid Balance Clean checker

Originally Posted by sim-unlock.net

Sprint USA Financial, Unpaid Balance, Clean checker.

Service allows you to get an info about devices from Sprint USA.
All devices from SPRINT USA are supported.
Just type your device IMEI number and check if it's Clean or Unpaid Balance.

Sprint USA Unpaid Balance checker

or second link

Sprint USA Unpaid Balance checker

Code:

IMEI	3569760625xxxx
ESN	08961039420xxxxx
Status	Unpaid Balance