Don is right. Anchor Marine
http://www.anchormarine.net/lettering.htm has great prices and quick turn around. Even if you want some fancy lettering etc. they can do it.

I opted for simple lettering
http://www.winnipesaukee.com/photopo...o=9067&cat=502
The instructions with the lettering was excellent. 2+ years later it still looks great. Putting it on yourself save alot of $$$.