http://www.iphone-sms.com/

SMS Data File Location:

3d0d7e5fb2ce288813306e4d4636395e047a3d28

with extension

.mdbackup

or

.mddata

in the following paths:

• Windows: %APPDATA%\Apple Computer\MobileSync\Backup\[some id]\
• Windows XP or lower: %APPDATA% = C:\Documents and Settings\[your username]\Application Data\
• Windows Vista/7: %APPDATA% = C:\Users\[your username]\AppData\Roaming
• Mac OS X: User>Library>Application Support>Mobile Sync>Backup>[some id]