These guys can make them in any size and about any font you can think of:
http://www.customhousenumbers.com/all.htm
Hollow Stainless or solid aluminum. A lot of my mid-century modern homeowner friends use them for house numbers (Neutraface).
-- John
John Eaton
Original Owner
2001 Proton Yellow #580
Atlanta GA
http://wildtoys.com/vehicross/
http://vehicross.blogspot.com/
"Metaphors be with you"