Site for pbem games of 1870 (Mississippi Valley). Includes FAQ, rules clarification, reviews and strategy guidelines. Maintained by Nick Markevich.

Includes an analytical list of rule differences among 18xx games. It covers most games and is maintained by Nick Wedd.

Information on amateur, gamekits, and commercially available games. Features reviews, news, beginner's guide, and overview of existing games.

By Robert Jasiek. An urban game design. Features general and historical information.

This german site is the homepage of the 18xx moderator program. It contains information about 18xx variants and other free software.

Leonhard Orgler's 18xx designs: 1837 (Austria) and 1854 (Austria).

Includes information concerning Mark Derrick's 18xx designs: 18TN (Tennessee, also known as 1851), 18GA (Georgia) and 18AL (Alabama).

18xx games - supplement to the paper based Minstrel and links into the UK postal gaming hobby

Contains information on 1835 (Germany), including a FAQ and rules for variants. Maintained by Bill Stoll. The page also hosts 1835 pbem games.

Contains downloadable PostScript files of maps and tiles for most 18xx games. Postcard ware by Matthias Klose.

Marco Rocci's Rails18xx software suite. Includes information and downloads for TileDesigner, GameSetDesigner and GameModerator applications.

A Website Devoted to the 18XX Game System.

Offers information about 18xx and other railroad games. Hosts a complete playtest kit for the authors design 1876v2.

Links and information about the series.

Discussion group for 18xx fans. Requires joining to post.