Once you have reviewed and approved payment, we will process your MetroPCS payment. MetroPCS payments once processed will be credited to your account immediately. Metropcs requires a processing fee of $3 when paying your bill with an authorized dealer.We also charge a paypal processing fee of $2.etroPCS payments once processed will be credited to your account immediately. Metropcs requires a processing fee of $3 when paying your bill with an authorized dealer.