How much will cost unlocking T-Mobile Lumia 521

[nitikosovo]

Hello
I am about to receive a locked Lumia 521 in T-Mobile that i bought in eBay for 25$
How can i unlock it ??
1. throgh T-Mobile , what the costumer service will ask??
2. and if they won't unlock my phone, how much will cost to unlock in a website (estimated price ) and which website you recommend to use for unlocking

*** unlocking i mean , to use phone with other sim cards!!

 

[nitikosovo]

i don't know imei right know !!

 

[xandros9]

If T-Mo unlocks it, it should be free.

If they refuse, I cant say for sure.

 

[nitikosovo]

if t-mobile doesn't unlock for me!! how much will it cost to unlock (estimated price) i don't have the imei right now!!