Why can't I unlock my Lumia 520 sim-lock?

[Windows Central Question]

Lumia 520 was sent to me from Switzerland and is Locked to Swisscom network, please what is the code to unlock it, am now in Nigeria. Please if you have the solution be free to help by sending it to my mail Mod edit...personal e-mail removed Thanks.

 

[RumoredNow]

You have to contact the carrier, Swisscom, or use an unlocking service.

No one here has your unlock code in their pocket.