Top 68 Instant Approve USA Social Bookmarking Sites 2016:

1	http://www.availursite.com/
2	http://www.booksiteseasily.com/
3	http://www.castsiteseasily.com/
4	http://www.gatherwebsites.com/
5	http://www.goforbacklnks.com/
6	http://www.indexthesite.com/
7	http://www.managesitelink.com/
8	http://www.moresiteshub.com/
9	http://www.sitelinksindex.com/
10	http://www.upsitesdaily.com/
11	http://www.addarticleslinks.com/
12	http://www.countbestlinks.com/
13	http://www.diggabestlink.com/
14	http://www.dynamiclinkmarks.com/
15	http://www.easilyaddarticles.com/
16	http://www.findmoreposts.com/
17	http://www.greatshareslinks.com/
18	http://www.postshareslinks.com/
19	http://www.staticbookmark.com/
20	http://www.submitbloglinks.com/
21	http://www.addgoodelinks.com/
22	http://www.anybookmarkz.com/
23	http://www.bestmarkelinks.com/
24	http://www.easilybookmarking.com/
25	http://www.favmorelinks.com/
26	http://www.goodbookmarking.com/
27	http://www.nicelinksback.com/
28	http://www.placeweblinks.com/
29	http://www.submitgreatlinks.com/
30	http://www.weblinksbest.com/
31	http://www.bookmarkgreen.com/
32	http://www.diggbestlinks.com/
33	http://www.dripfeedlink.com/
34	http://www.easylinksback.com/
35	http://www.favbacklinks.com/
36	http://www.greensignallink.com/
37	http://www.markeasylink.com/
38	http://www.richbookmark.com/
39	http://www.simplelinksback.com/
40	http://www.spingoodlinks.com/
41	http://www.bookmarktou.com/
42	http://www.bookmarking-sites.com/
43	http://www.bookmarking-sites-lists.com/
44	http://www.6buk.com/
45	http://www.bookmarklinknow.com/
46	http://www.bookmarkthelink.com/
47	http://www.linkspaceweb.com/
48	http://www.markthelinks.com/
49	http://www.seolinkszone.com/
50	http://assoc.bookmarkseasy.com/
51	http://www.bookmarkseasy.com/
52	http://chan.bookmarkseasy.com/
53	http://elem.bookmarkseasy.com/
54	http://hook.seolinkurl.com/
55	http://link.bookmarkseasy.com/
56	http://net.seolinkurl.com/
57	http://relate.seolinkurl.com/
58	http://www.seolinkurl.com/
59	http://artic.bookmarksez.com/
60	http://attach.bookmarksez.com/
61	http://bond.bookmarksez.com/
62	http://www.bookmarksez.com/
63	http://connect.bookmarksez.com/
64	http://const.thesmartlinks.com/
65	http://couple.thesmartlinks.com/
66	http://division.thesmartlinks.com/
67	http://fast.thesmartlinks.com/
68	http://www.thesmartlinks.com/

Top 25+ Working Social Bookmarking Sites 2016:

1	http://vjek.com
2	http://ugtk.com
3	http://publish.fkov.com
4	http://uonp.com
5	http://submission.guvc.com
6	http://www.oezq.com
7	http://links.fbxv.com
8	http://rujw.com
9	http://news.kvfk.com
10	http://qudv.com
11	http://publish.euvh.com
12	http://linking.nkdu.com
13	http://qhux.com
14	http://gfuh.com
15	http://kevf.com
16	http://uvlk.com
17	http://url.oxlu.com
18	http://ykvu.com
19	http://opww.com
20	http://ljnu.com
21	http://rvou.com
22	http://vsqx.com
23	http://social.pfux.com
24	http://oexb.com/
25	http://ojvk.com
26	http://pzge.com

High Pr Do Follow Social Bookmarking Site 2016:

List of Top 38 Social Bookmarking Sites 2016:

1	http://www.myinfolinks.com/
2	http://www.axisbankplus.com/
3	http://www.hdfcplus.com/
4	http://www.citibankplus.com/
5	http://www.iciciplus.com/
6	http://www.hsbcplus.com/
7	http://www.pnbplus.com/
8	http://www.yesbankplus.com/
9	http://www.humourbegins.com/
10	http://www.jobsalarm.com/
11	http://canadasbm.com
12	http://www.Sscaspirants.com
13	http://uslocalbusiness.com/
14	http://www.Businesscyclone.com
15	http://www.Americansview.com
16	http://www.Uscommon.com
17	http://www.Watchdogarea.com
18	http://www.Majordairy.com
19	http://www.Diggtheweb.com
20	http://delightsearch.com/
21	http://helpreference.com/
22	http://www.domblaze.com
23	http://moneywachers.com/
24	http://www.showhealthy.com
25	http://www.keepshame.com
26	http://nowvick.com/
27	http://coreaspire.com/
28	http://sevenballs.com/
29	http://successtude.com/
30	http://makelarge.com/
31	http://rushive.com/
32	http://sirfree.com/
33	http://allsatisfied.com/
34	http://www.hoghearts.com
35	http://www.serviceswallet.com
36	http://www.bookmarktou.com/
37	http://www.grjm.net/
38	http://completeconnection.ca/

Pr 4 Social Bookmarking Sites 2016

I am sharing with Top 35+ Free USA, Canada and global  Social Bookmarking Submission Site List 2016.

1	http://www.domblaze.com/
2	http://successtude.com/
3	http://coreaspire.com/
4	http://nowvick.com/
5	http://www.americasbm.com/
6	http://www.canadasbm.com/
7	http://www.germanysbm.com/
8	http://www.facebooksbm.com/
9	http://www.flirthood.com/
10	http://sevenballs.com/
11	http://www.jobsalarm.com/
12	http://allsatisfied.com/
13	http://www.awebulous.com/
14	http://hoghearts.com/
15	http://www.a2zbookmarks.com
16	http://www.activebookmarks.com/
17	http://www.bookmarkdeal.com
18	http://www.bookmarkgroups.com/
19	http://www.bookmarks2u.com/
20	http://www.bookmarkwiki.com/
21	http://www.ewebmarks.com/
22	http://www.openwebmarks.com/
23	http://www.prbookmarks.com/
24	http://www.seo4bookmarks.com/
25	http://www.onlinewebmarks.com/
26	http://majordairy.com
27	http://uslocalbusiness.com
28	http://serviceswallet.com
29	http://www.onlinewebmarks.com
30	http://www.emolinks.com
31	http://www.bookmarkingbase.com
32	http://www.yoomark.com
33	http://www.bibsonomy.org
34	http://www.seosubmitbookmark.com
35	https://my.bookmax.net
36	http://www.bookmarkfeeds.com
37	http://registertovotetoday.com
38	http://www.bookmarkbay.com/
39	http://www.bookmarkingbase.com
40	http://www.bookmarkmaps.com

I am mention here High Pr Social Bookmarking Sites here. Which help you to generate high pr backlinks and improve your website rank in google and other search engine.

1	http://www.mspidy.com
2	http://completeconnection.ca
3	http://socialbookmarkingonline.com
4	http://bookmarkbook.org
5	http://www.mettablog.com
6	http://sbmsites.com
7	http://acymca.net
8	http://urlsuggest.com
9	http://justpep.com
10	http://www.seosocialbookmarkingsite.info
11	http://independencescience.co
12	http://www.newsocialbookmarkingsitess.info
13	http://bookmarkindonesia.com
14	http://connectons.com
15	http://acymca.net
16	http://www.socialbookmarkzone.info/
17	http://www.mspidy.com
18	http://www.socialbookmarkinggroup.com
19	http://www.yoomark.com
20	http://www.mspidy.com
21	http://www.socialbookmarkzone.info
22	http://fourpatti.com
23	http://www.yoursocialsites.com
24	http://www.socialbookmarkingsubmission.in
25	http://www.wikisocialbookmark.com
26	http://1look4.com
27	http://completeconnection.ca/
28	http://www.bookmarktou.com/
29	http://www.a2zbookmarks.com/
30	http://www.yoomark.com

Social Book Marking Site List 2016

Here i mention Top and instant approve Social bookmarking sites of USA

1	http://www.bookmarkbay.com
2	http://www.pqrnews.com
3	http://www.bookmarktou.com
4	http://euvh.com
5	http://windowly.com
6	http://www.bookmarktou.com/
7	http://jlegalecon.com
8	http://rujg.com
9	http://fkdu.com
10	http://etioling.com/
11	http://www.popzu.com/
12	http://fortunetelleroracle.com/
13	http://bookmarkingbase.com/
14	http://www.postolia.com/
15	http://www.folkd.com
16	http://jlegalecon.com
17	http://www.stumbleupon.com
18	https://www.reddit.com
19	https://www.quora.com/
20	http://del.icio.us/
21	http://t3b-system.com/
22	http://gwrbook.com/
23	http://dupioneer.com
24	http://urgodermyl.com
25	http://sbmsites.com
26	http://todays1051.net
27	http://dictaf.net
28	http://eugendorf.net
29	http://www.jodohkita.info
30	http://aixindashi.org
31	http://www.techytape.com
32	http://zypid.com
33	http://cqses.org
34	http://cosap.org
35	http://jofrati.net
36	http://london8.net
37	http://ganeshaubud.com
38	http://www.tezbookmarking.com
39	http://milocalbuilder.com
40	http://rujg.com
41	http://oexb.com
42	http://pzge.com