The 2004 Navigation Owner's Manual is in the files section of the
Prius-2G yahoogroup. Look in 2.pdf, pages 2-3 (actual printed manual
pages 20-21).
The DVD has a total of 11 regions stored.
Region # = coverage area
US1 = Idaho, Oregon, Washington
US2 = California, Nevada
US3 = Arizona, Colorado, Montana, New Mexico, Utah, Wyoming
US4 = Iowa, Kansas, Minnesota, Missouri, North Dakota, Nebraska,
South Dakota
US5 = Oklahoma, Texas
US6 = Illinois, Indiana, Kentucky, Michigan, Ohio, Wisconsin
US7 = Arkansas, Alabama, Louisiana, Mississippi, Tennessee
US8 = Connecticut, Maine, Massachusetts, New Hampshire, New Jersey,
New York, Rhode Island, Vermont
US9 = Washington D.C., Delaware, Maryland, New Jersey (again?),
Pennsylvania, Virginia, West Virginia
US10 = Florida, Georgia, North Carolina, South Carolina
CAN = All provinces and regions in Canada (although the graphical map
for this region seems to only have the southern and eastern maritime
provinces...)
Hawaii and Alaska appear to be left out.
Mexico is not an option.