In my quest to find another provider in case I loose my current one, I finally found out who my cable company is: AT&T Cable Services. [1]
I checked their webpage and even if I agreed [2] with their Terms of Service, [3] service isn't even available where I'm living.
Hah!
Velotel.com [4] is looking better and better all the time …
[1] http://www.broadband.att.com/cgi-bin/index.fcg
[2] http://www.athome.att.com/pages/faq.html#CanIattachaservertoyournetwork