Is it possible to unlock Sprint phones?

[marsheil2002]

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My mother sent her extra phones from the U.S., Motorola RAZR V3m and Samsung SPH-A900. The phone is locked by Sprint. The big surprise is when i took both their batteries out at the back, they have no sim slots. Can these be possibly used here?

Need help..

[livewire]

these are cdma fones and cannot be use in the PH.