Do you have Verizon? If so, a GPS unlock is on the way... If you have Sprint, you can use those above mentioned programs as is without a need to unlock.. You should also check out
Google Maps.. It is totally free..
Oh, and welcome to PPC Geeks... A wealth of knowledge is at your fingertips.. I recommend you join the Coz Boogie Militia.. Go
here for more info on it..