Here is a list of free PPT Submission sites list for SEO:













1 slideshare.net
2 scribd.com
3 issuu.com
4 megaupload.com
5 mediafire.com
6 digital.library.upenn.edu
7 ziddu.com
8 rapidshare.de
9 esnips.com
10 docstoc.com
11 btjunkie.org
12 box.net
13 authorstream.com
14 asksam.com
15 4shared.com
16 zshare.net
17 wattpad.com
18 uploading.com
19 sharingmatrix.com
20 senduit.com
21 powershow.com
22 myplick.com
23 letitbit.net
24 keepandshare.com
25 ifile.it
26 hotfile.com
27 hongkiat.com
28 fliiby.com
29 filestube.com
30 filefactory.com
31 fileden.com
32 edocr.com
33 depositfiles.com
34 calameo.com
35 badongo.com
36 2shared.com
37 slingfile.com
38 slideworld.com
39 slideserve.com
40 leokrut.com
41 easy-share.com
42 docuter.com
43 datafilehost.com
44 kewlshare.com
45 doocu.com
46 bitroad.net
47 persianupload.com
48 midupload.com
49 host-a.net