[Lsme420]

Don't know if this way has been mentioned yet if it has sorry if not this is another way of doing it with no reg edits or cab installs.

Also should mention this works on both my Mogul and Touch so I dont think its Rom specific.

Sprint:

1. Dial ##778#
2. Edit.
3. Enter MSL# as password.
4. Bottom left click "View info"
5. Select "Modem Settings"
6. Then Hold on "Preferred Serving System" and select edit.
7. Select "Roaming Only"
8. follow on screen prompts.