Dimensional Letters or “Pin” letters are 3 dimensional non-illuminated sign letters. They can be made from a wide range of materials including plastic or metal for interior or exterior applications. In addition to the various materials used the letters can be flat front or routed with beveled edges. Mounting can be flush to the wall surface or spacers of various depths can be used to raise the letters off the wall. The various types and wide range of sizes available make the uses for these letters almost limitless.