It looks like Don'tCallThis.com, which we wrote about here), is no more — but another number does something similar. Call 1-206-279-2655, leave a message, then press the 3 key when you're done. Your message will appear at FuckYeah.org within moments. Perhaps the best part is the material is automatically podcasted.
The Free Conference Call service (which we mentioned here in April) has a nifty new feature: the ability to record your conference for free. Conference recordings can be saved as RSS news feeds or .WAV files. There are a few other free conference services, but this is the only one that I'm aware of that also does recording for free.
The folks at Simple Voice Box (which we wrote about earlier) have added some new features, including message notifications via email and support for RSS feeds via podcast. It also provides the capability to convert messages into .WAV attachments so they can be passed on via email or convert them to a URL: here's a sample.