Here is a list of suggested free sources for
downloading map data.
DTED0
Coverage |
Web
link |
---|---|
Worldwide
elevation |
ESRI shape
Coverage |
Web
link |
Alternative
web link |
---|---|---|
Worldwide
map of countries |
(a lower resolution map) |
|
US
time zones |
||
US
states |
||
US
counties |
||
US ZIP
codes |
http://www.census.gov/geo/www/cob/z32000.html
for 3 digits
|
http://www.census.gov/geo/www/cob/z52000.html
for 5 digits
|
ESRI shape or TIGER/Line
Coverage |
Web
link |
---|---|
USA |
GeoTIFF, JPG or PNG
Coverage |
Web
link |
|
---|---|---|
Worldwide |
||
Worldwide
satellite map from NASA |
with a download mirror at
|
(a lower resolution map) |
GTOPO30
Coverage |
Web
link |
---|---|
Worldwide
elevation |
VMAP0
Coverage |
Web
link |
---|---|
Worldwide |