Mainline Signs

A stylized glowing blue outline of the letter D on a black background.

Dimensional Letters

Sign letters are a high-impact option for a variety of situations. Our channel letters are mounted and lit for display on a storefront. Acrylic letters or plastic letters mounted on a values wall make your message stand out — literally. No matter the application, dimensional letters, logos, and graphics give your brand a premium look.

A large abstract wall art piece featuring a white oval shape with a cut-out center on a red background with curving, multicolored lines in yellow, blue, orange, and black. The piece appears to be three-dimensional and is mounted on the wall of a building interior.
A white cloud icon on a black background.

Indoor and Outdoor Letters

Black and white icon of a light bulb with rays around it.

Front, Back, and Edge Lit

Icon of layered squares or tiles, likely representing a stacking or layering concept.

Acrylic, Bronze, Copper, etc.

CoreFirst Bank and Trust three dimensional signage installed by Mainline Signs inside a bank lobby.
CoreFirst Bank and Trust three dimensional signage installed by Mainline Signs inside a bank lobby.
Wall art with a large white letter 'C' on a red background, surrounded by colorful curved lines in black, blue, yellow, and red.
Sign with the words "B WELL CORNER" and a bee graphic, with the word 'corner' in lowercase letters.
Hanging sign for Sunflowers cafe & grill with a yellow sunflower design and white cursive text
A wooden sign with black text that says 'LIVE WITH PURPOSE' on a workbench in a storage or workshop area, with boxes and supplies in the background.
Decorative wall sign with the words 'One AE' in stylized white script, a blue logo to the left, and the text 'EST. 2005' in blue. Part of a larger message about excellence and doing the right thing.
A sign at a dig site titled "Rules to Dig By" with rules for paleontology etiquette, including using brushes, being courteous, returning tools, not removing items, and helping cover fossils, with illustrations of a magnifying glass, brain, paintbrush
Educational sign about moving continents featuring a cartoon purple dinosaur with eggs underneath, surrounded by desert plants and trees in the background.
Educational outdoor sign about the extinction of the dinosaurs, featuring colorful illustrations of Stegosaurus and Allosaurus, with informative text and a volcano illustration.
A man reading an educational infographic about prehistoric dinosaurs, featuring colorful illustrations of T. rex and Tenontosaurus, with detailed information about their characteristics and history.
Close-up of a neon green LED strip light wrapped around a metallic cylindrical object on a wooden surface inside a room, with blurred background visible through a window.
Colorful wall display with various banking slogans and phrases in different font sizes and colors, including words like 'Here & Now,' 'We’re Branching Out,' 'Core And YOU Come First,' and 'One Of America’s Truly Great Banks.'
Interior office wall with the word 'Envista' in white 3D letters, illuminated by two spotlights on a dark gray wall.
Sign for Peterson Publications Incorporated on a gray wall, featuring a large blue and white 3D letter 'P' and black text with the company name.

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