Forums/Blogs

Equipment/Music Forums – These sites host user discussions about audio equipment and music – some are focused more on specific use audio (like personal audio) where others are focused more on traditional audio.

AudioAsylum
AudioCircle
Audiogon

Audiokarma
Head-Fi
HiFi Haven
Steve Hoffman Music Forums

Music Information

All Music Guide
Discogs

Blogs/Audio Sites – Other audio-related sites that generally offer industry news, coverage of audio shows and reviews for equipment and music.

Analog Planet
InnerFidelity
Stereophile
The Absolute Sound
Tone Audio

SocietiesOther audio societies and clubs of interest:

Arizona Audio Video Club
Audio Society of Minnesota
Bay Area Tube Audio Enthusiasts
Los Angeles and Orange County Audio Society