[madmax1600]

ok so i have an alltel ppc6700 that i got for free and i want to use. i want to keep the os the same but i dont want it with alltel but with cricket. is there a way i can get everything to work like it does with alltel with cricket. without having to do kitchen and roms? just get it to work with crickets web, sms, voice, and mms

thanks in advance
Jeremy