www.isprime.com is one of the best...Prices are lower when you ICQ/mail/call them.
BGP4+ routing, Dell servers, Fully managed servers, 24/7/365 support etc etc...
Many big guys host there. Joinrightnow, bangbus etc etc.
Some other good ones are
www.natnet.com
www.oxeo.com
www.cavecreek.com
Sextracker hosting