Break My Face
This website covers late-70's and early-80's bands, each page has a pretty extensive band history (considering many of them are pretty obscure) and information on their releases.

1980's Chicago Punk-Hardcore
A great website documenting the Chicago scene in the form of photos, flyers, and most importantly, an online version of the Bullshit Detector zine. Brought to you by Marie Kanger-Born.

ClePunk Website
A great Ohio punk resource, focusing on the Cleveland scene but covering the whole state.

CollectorScum.com
The name says it all... I recommend the "Discography of American Punk" and "Where'd You Find That?!" Also has the Punk 8-Track Discography you've been looking for.

Contrast Hardcore Archive
This "Hardcore Archive" focuses on the mid-to-late-'80s US scene (i.e. "Youth Crew/Straight Edge"-type stuff). It's got a great selection of mp3s, interviews, photos, flyers, pressing information, and so forth. Nicely laid out too.

Day Old Records
This label put out previously unreleased recordings by old Colorado HC band Ante Bellum, you can buy it from here cheap.

Decline of Northern Civilization: Part One
This is an interesting article on the history of punk rock in Alaska.

Early 80's Punk Rock Survivors
This website/newsgroup has a quite a few interesting photos, as well as an active messageboard and other interesting stuff.

Flex US Punk and Hardcore Discography
By far the best resource for discography information on US punk releases. Includes tracklist, pressing, and reissue info on official, bootleg, and compilation releases. Plus it's easy to search and has a little review about each record. An amazing site, without which Kill From The Heart would have been impossible.

FOE Website
FOE started out in the 80's as a zine from Leheigh Valley, Pennsylvania. This site now documents that scene (from the early 80's to the present day), including discographies, photos, flyers, and more.

Fresno Punk Scene History '79-'86
A very comprehensive page on Fresno punk including information on bands active at the time, photos, discographies, flyers, and so forth. Run by Dale Stewart formerly of Fresno's Capitol Punishment.

Harry Baggs Online/Earwax Retro-Fanzine Directory
This website is an excellent resource on the New Jersey Punk/Hardcore scene of the 1980's. Besides an exhaustive listing of the bands at the time, there's other interesting stuff including profiles of prolific Jersey labels Buy Our Records and Mutha Records.

How North Carolina Got Its Punk Attitude
This is a well-researched article about the North Carolina punk scene, starting from its roots in the 1950's. You gotta get to the second page before it covered the hardcore scene of the 80's.

Iowa Underground Website
This site has a huge collection of information on bands from Iowa. The largest area of coverage is the 1980's, but the range of the site includes the fifties to the present.

local CHAOS
Named after the 1983 zine, this website is an online guide to the Ann Arbor skate and hardcore scene of the early 80's. It goes into great detail and includes many scans, flyers, mp3s, and other info.

Long Island Hardcore
This site has info on the Long Island, New York scene in the 80's, including bands at the time, zines, comps, and some sound files.

Ohio Hystairical Musick Society
A great resource on the Ohio punk scene, run by Zero-Defex' Jimi Imij.

Punk Rock on www.p0ps.com
This site has links to great photos by Steve Harlow, as well as stories by Ira Kaplan and Sid Terror.

Washington DC Scene Archive 1980-1984
A ton of information on the DC hardcore scene at its peak, on the Dementlieu Punk Archive.