The following are a few links to various posters for the Amateur Radio Band Plans
ARRL:
http://www.arrl.org/FandES/field/regulations/Hambands_color.pdf
NTIA
United States Frequency Allocation Chart :
http://www.ntia.doc.gov/osmhome/allochrt.html
Electromagnetic Radiation Spectrum Poster (Based on Octaves):
http://unihedron.com/projects/spectrum/index.php
DXZONE:
http://www.dxzone.com/cgi-bin/dir/jump2.cgi?ID=11733