it is possible to use GPS on a mobile phone without data charges from the cell phone service provider and use your mobile phone for GPS navigation without having to connect to the internet.
but it depends on the make and model of the mobile phone.
For example, with verizon “GPS” phones, you have to connect to the carrier because they are not true GPS phones. they use tower triangulation technology. that, and they don’t have enough memory to store 2 Gigs of data.
On my E90 communicator which does have a true …