Domain Name Publications or Communities

• Domain Name Journal
• Domain Name News
• Domains Magazine
• Domainers's Magazine: 5th issue as of September 2007
• The Domain Name Forum (DNForum.com): a message board community focused around Domains.
• Domain Names Forum
• Dan's Domain Site: Good introduction to domains
• Name Pros: community of domain investors with appraisal message board, as well as some other interesting topics.
• DomainState: Message board community includes appraisals, buying/selling, and more.

Domain Marketplaces, Brokers and Appraisal Services

• Domain RoundTable
• Moniker
• Sedo.com
• Zetetic: Domain Appraisal Service

Domainer Blogs and Newsletters

• The Conceptualist 
• Daily Domainer  
• The Domainer's Gazette  
• Domain Name News
• Domain Name Wire
• DomainTools Blog (Jay Westerdal) 
• dnvw.com
• The Frager Factor
• The Key (Paul Sloan) 
• Name Brief
• Names @ Work 
• Rick Schwartz
• Seven Mile  
• Whizzbang's Blog

Conferences

• T.R.A.F.F.I.C. 
• Domain Roundtable

Radio Programs/Podcasts

• Monte Cahn's Domain Masters online radio show/podcast

Valuation Tools or Resources

• SwiftAppraisal.com
• Leapfish.com
• Domain Appraisal Guide on Digital Point's Appraisal Forum
• AlphaNames' selling advice 

Lists of More Resources

• Google Directory: Domain Names, Domains for Sale or Auction, Domain Appraisal, Domain Auctions, Domain Brokers & Listings, Transfer and Escrow Services,  Domain Resources