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http://st.houzz.com/simgs/a4a1f14d0141f21f_4-6327/mailboxes.jpg

http://ace.imageg.net/graphics/product_images/pACE3-989440enh-z7.jpg
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joypulv is correct. Only builders might be interested, and the boxes first have to be okayed by the US Post Office. None of those styles look like anything I have ever seen. They look more like...