Cat.
Rank |
URLs
in
Cat. |
Reference & Science |
Composite
Visitors
(x000) |
Top Site
Within
Category |
| 1 |
175 |
Local Directories |
34,756 |
digitalcity.com |
| 2 |
42 |
White & Yellow Pages |
32,475 |
infospace.com |
| 3 |
16 |
Ask the Expert |
23,944 |
ask.com |
| 4 |
38 |
People Finders |
17,810 |
classmates.com |
| 5 |
22 |
Maps |
15,856 |
mapquest.com |
| 6 |
34 |
Dictionaries & Encyclopedias |
14,839 |
britannica.com |
| 7 |
21 |
Mail Services |
12,047 |
usps.com |
| 8 |
63 |
Reference - General |
10,415 |
governmentguide.com |
| 9 |
44 |
Libraries |
8,015 |
bartleby.com |
| 10 |
13 |
Astronomy & Space |
6,364 |
nasa.gov |
| 11 |
50 |
General Science |
4,538 |
nationalgeographic.com |
| 12 |
47 |
Research Sites |
4,115 |
nara.gov |
| 13 |
33 |
Environment |
3,502 |
epa.gov |
| 14 |
15 |
Databases |
3,154 |
foundmoney.com |
|
|
