How can I unlock my metro sin to use with straight talk

[shirleyhackworth5150]

Can I use my sin card from metro in straight talk I jus paid my bill n don't wanna hafta pay for service again.. And I wanna use straight

 

[hang-the-9]

You can't use your Metro PCS SIM on the Straight Talk service. If you just paid your bill, wait a month and switch then.