Cat.
Rank |
URLs
in
Cat. |
Reference & Science |
Composite
Visitors
(x000) |
Top Site
Within
Category |
| 1 |
43 |
White & Yellow Pages |
22,660 |
infospace.com |
| 2 |
144 |
Local Directories |
14,761 |
digitalcity.com |
| 3 |
19 |
Maps |
9,353 |
mapquest.com |
| 4 |
27 |
Mail Services |
7,329 |
ups.com |
| 5 |
18 |
People Finders |
6,865 |
classmates.com |
| 6 |
90 |
Reference - General |
5,913 |
knowx.com |
| 7 |
19 |
Dictionaries & Encyclopedias |
5,573 |
encyclopedia.com |
| 8 |
40 |
Libraries |
4,929 |
elibrary.com |
| 9 |
14 |
Ask the Expert |
4,160 |
webhelp.com |
| 10 |
23 |
Astronomy & Space |
3,169 |
nasa.gov |
| 11 |
47 |
Research Sites |
2,873 |
personalogic.com |
| 12 |
19 |
Environment |
2,234 |
edf.org |
| 13 |
33 |
General Science |
1,976 |
nationalgeographic.com |
| 14 |
15 |
Databases |
818 |
nursefriendly.com |
|
|
