Postal Diplomacy in the UK
- Records the rise and fall of the postal hobby in the UK. History, current and old zines.
- http://www.postaldiplomacy.org.uk/

Avalon Hill's Diplomacy Page
- AH holds the copyrights of the game. FAQ, game rules and Diplomacy message board.
- http://www.wizards.com/default.asp?x=ah/prod/diplomacy

Diplomacy Boardgame Compendium and Gallery
- Includes information about different versions of the game, other games based on Diplomacy, books, and software.
- http://mysite.verizon.net/~vze4r2c2/Diplomacy/

Judge Diplomacy Player Ratings
- A rating system derived from the ELO ratings used by the Chess community and based upon a database of games played on the Judges since 1988.
- http://doug.obscurestuff.com/dip/jdpr.html

Diplomacy- Wikipedia
- The internet encyclopedia's entry on Diplomacy.
- http://en.wikipedia.org/wiki/Diplomacy_(game)

Diplomacy at BoardGameGeek
- Description, sessions, second hand sale, articles and links.
- http://www.boardgamegeek.com/viewitem.php3?gameid=483

Diplomacy A - Z
- The hobby encyclopedia.
- http://www.badpets.net/Diplomacy/AtoZ/index.html

The Diplomacy Ring
- Web ring for web sites related to Diplomacy.
- http://www.webring.com/hub?ring=diplomacy

Jay Furr's Diplomacy House Rules
- House rules for playing e-mail games via the Judge servers found on the Internet.
- http://www.furrs.org/diplomacy/houserules.htm

Diplomacy Tutorial
- Detailed tutorial for beginners. Covers the basics of Diplomacy.
- http://ry4an.org/diptutor/

Diplomacy Archive
- An archive for materials relating to the boardgame Diplomacy.
- http://www.diplomacy-archive.com/

Diplomacy Search Engine
- Searches Diplomacy-related sites.
- http://www.floc.net/dipsearch/search.php

The Newbies' Guide to the Judge
- The Newbies' Guide to the Judge, an automated Internet-based Diplomacy adjudicator.
- http://home.pacbell.net/andyhre/main.html

The Diplomatic Pouch
- Once the flagship of the online hobby. Still contains fanzine, information and e-mail games.
- http://www.diplom.org/