BitPim is a program that allows you to view and manipulate data on many CDMA phones from LG, Samsung, Sanyo and other manufacturers. This includes the PhoneBook, Calendar, WallPapers, RingTones (functionality varies by phone) and the Filesystem for most Qualcomm CDMA chipset based phones.
Welcome to BitPim

This program can also be used by MAC users as well.

BitPim for Mac OS X at Appleology
This is a great alternative to the not-open source program called MOBILedit standard.