Unless you go the customized route for decals, you can purchase N scale decals to help decal your rolling stock, bridges, buildings, or locomotives. I usually find my N scale decals at train shows. There is always someone clearing out their N scale decals of what they have left or will never use.

Micro-Trains Military Barracks Build by Modelersguild.com

Building this Z-Scale kit was a real pleasure. The parts fit nicely, the materials were right, [ ... ]

Micro-Trains Grain Tower Build by Modelersguild.com

Oh I can feel it, the empire is growing. Granted it is Z scale yet that diminishes nothing in the [ ... ]

Uncle Sugar gave me a bit a change, so as soon as I could, I got in touch with my favorite dealer.  Picked up another B unit for the CB&Q (this [ ... ]