http://www.geekymatt.com – This is how to create or make free ringtones for the iphone 3g with no hacks or any software. new website is comming soon and please email me with any questions comments or donations at matt@geekymatt.com
Duration : 0:5:24
This is how you can make free ringtones for your iPhone use GarageBand ‘09 on you mac.
Duration : 0:5:27
This is a tutorial on how to fix the problem with custom ringtones for the iPhone where you get more than one copy of the same song
Duration : 0:1:16
Audiko.net
amazing site, i download about 30 or so from this site, the only thing is that when you download your ringtones, you cannot clear your downloads from your internet browser
Duration : 0:1:48
find out how to get your own at:
hacktheiphone.com
5/16/08: I made this video like a year ago when, within a week of the iphone being released, before there were all these other means to do it, so there are much easier ways to go about it now and just know this video is very outdated.
Duration : 0:1:23
http://www.applian.com/replay-converter/
How to create iPhone ringtones by converting any audio/video file to iPhone .m4r format with Replay Converter (video tutorial)
Learn how to convert audio/video file to iPhone .m4r ringtone
Replay Converter is the easiest way to convert video and audio files to iPhone .m4r, iPod .m4b, .m4a, .mp4. You simply pick the files to convert, choose an output format (such as iPhone .m4r ringtone), and click a button to start the process. Everything happens automatically.
Replay Converter uses top-of-the-line codecs, to ensure the highest quality output. This makes Replay Converter especially good for these tasks:
-Create m4r ringtones for Apple iPhone
-Burn Video files to DVD Discs.
-Convert Video files to FLV, AVI or WMV for editing or playback on other devices.
-Rip Video from DVD’s
-Create iPhone, iPod-friendly m4b, m4a, mp4, m4r Video and Audio files.
-Create MP3 files from videos
-And more!
More Replay Converter HowTo videos:
http://www.applian.com/support-videos.php#RC
Duration : 0:2:59
100% FREE… Easiest way!!
Custom Ringtones for iTunes 7.6 for iPhone.
MINIMAL SOFTWARE!
Works for Vista, XP and Mac
(Mac will need a different form of sound editing program)
Download WavePad (which is free) at…
http://www.nch.com.au/wavepad/masters.html
Also feel free to donate via paypal @ bocky25@hotmail.com 
Duration : 0:4:28
iRinger creates and edits free iPhone ringtones from virtually any audio or video file.
Duration : 0:7:17
Listen to the new iPhone Ringtones!!! 
Credits…
The Nalts/Hanz ringtone:
Nalts Interrupted
From: italianguyfromny
http://www.youtube.com/watch?v=2QawT2nliCM
Note: This video is only a spoof (parody) of the Apple iPhone Ringtones and these ringtones don’t exist.
Duration : 0:1:17
Wow, now I’m all “Jack Bauer”y with my bad 24 ringtone.