i know the question was asked a bit ago, but i found some reg entries that control cdma services while looking through the dump from the utstarcom rom conflipper posted
Code:
[HKEY_LOCAL_MACHINE\SOFTWARE\OEM\PhoneSetting]
"HiddenCurrentCountrySettingPage"=dword:00000001
"HiddenDeleteVM"=dword:00000001
"HiddenPlusCodeDialingPage"=dword:00000001
"ShowAutoPrependPage"=dword:00000000
"ShowDNDModePage"=dword:00000000
"ShowRoamingAlertPage"=dword:00000000
"ShowAutoRedialPage"=dword:00000000
"ShowEmergencyCallAlertPage"=dword:00000000
"HiddenNAMSelectPage"=dword:00000001
"ShowOutOfCoverageAreaAlertPage"=dword:00000000
"HiddenCurrentNBPCDPage"=dword:00000001
looks like it could come in handy... you decide