Operations Special Interest Group Bob Fink's Dayton Union Station
The Operations Special Interest Group
Focused on Realistic Prototype Operation
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Back in Print!
"19 East, Copy Three"
by David Sprau and Steve King
Members: $33.75 (includes $5.75 shipping)
Non-members: $40.75 (includes $5.75 shipping and a one year electronic membership to the OPSIG)

Mail checks, made out to the OPSIG, to:
3125 Independence Ave
Bronx, NY 10463

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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.

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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: 2015 August 31
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