How to use Fido Sim Card on a Rogers Phone?

Hello every body,

I have a Fido Motorola (Green one) with Sim card, and I have a Motorola Razor V1 from Rogers, now I want to use the Razor with the Fido Sim card, but it says to contact service provider. Can any one help me with this, I want to use the Razor. Please, and thank you.