Can i unlock my sprint iphone 4 to use it as a verizon?

Can i unlock my sprint iphone 4 to use it as a verizon?

To Unlock Sprint I-phone 4 use Remote unlock service… Visit the site
http://www.mobile-unlocker.com/sprint-usa-apple-iphone-unlocking-service/rs2wp10/ get the remote unlock service and unlock it from network lock easily… Then use with other GSM Network sim card in it. You can't use Verizon after unlock sprint phone… Because Verizon is CDMA Network.