Last.fm
Get your own free online music profile that you can fill up with the music you like! This information is used to create a personal radio station and to find users who are similar to you.

MusicStrands
Know what's hot and where to find it. Sign up free, personalize your page, browse, get recommendations and start listening!

All Music Guide
Comprehensive guide to the best music recordings in every genre.

BET Music
Black Entertainment Television's music site.

HipHopSite
One of the most comprehensive Web sites for Hip Hop.

Indie Fan
News, regional info and online radio for indie fans.

MTV
Includes news articles, video clips, schedules, and features.

Music Plasma
Find musical artists that fit your musical taste.

Radio Locator
Find US radio stations, both traditional and Internet audio-streams.

The Ultimate Band List
Information and links on bands and record labels, music industry advice and the ability to search by city, band or venue for concerts.

300+ Collection of Official Band Sites
 

Reviews
REVIEWS:
Billboard
Epitonic
Metacritic
The Onion
Rolling Stone
Online & Large Vendors
MUSIC INFORMATION SITES:
Artist Direct
Billboard
Classical Net
Google Music News
Library of Congress
Yahoo Music Index

LYRICS/TABLATURE:
Lyrics.com
A-Z Lyrics
Metro Lyrics
Sing365
Tablature

BUY MUSIC:
Amazon
Half.com
Media Play
Sam Goody
Second Spin
Tower Records Digital
Virgin Megastore

MAJOR DIGITAL MUSIC SERVICES:
iTunes
Napster
Connect
MusicMatch
Rhapsody
BuyMusic
MusicNet
MusicNow