Operations Special Interest Group Bob Bartizek PRR Anneville Yard
The Operations Special Interest Group
Focused on Realistic Prototype Operation
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The OPSIG membership application form is available on the "Join Us" page, or directly from here.

Our first book, '19 East', has sold out!

Welcome to the web presence of the Operations Special Interest Group (OPSIG)! We're constantly evolving to serve our members better, so please pass comments to webmaster@OPSIG.org.

The second OPSIG book is out!
"A Compendium of Model Railroad Operations,"
by several respected experts in the field.
See an Overview. See the Table of Contents.
Join Us!
Sign up now!
Our mission, structure and contact information.
Dispatcher's Office
The quarterly journal of the OPSIG.
OPS 101, FAQs, pointers to Internet information, and more.
Coming Events
Operation-oriented events open to all model railroaders.
Members Only
Password required (check the mailing label of your latest DO journal)! Information for members of the OPSIG, including the Call Board - a list of layouts welcoming operators!
OPSIG Clothing
Show off your organization with stylish and handy OPSIG clothing.

Most recent update: January 31, 2020
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