List of Social Networking sites (major sites, oct. 2006)

Name	Description/Focus	User count	Registration
43 Things	Tagging	627,000[1]	Open
ActiveRain	Real estate professionals	5,374[2]	Open
Adoos	Latin America and Spain classifieds, personals	1,000,000	Open
AIM Pages	AOL Instant Messenger	Unknown	Open
aSmallWorld	European jet set and social elite	75,000[3]	Invite-only
BlackPlanet.com	African-Americans	18,000,000[4]	Open
Bebo	Schools and colleges	22,000,000[5]	Open
Blogger	Blogging	Unknown	Open
Blurty	Blogs, based on LiveJournal	947,169[6]	Open
Bolt	General (music and video)	4,000,000[7]	Open
CarDomain	Car enthusiasts	1,600,000[8]	Open
Care2	Activists	6,000,000[9]	Open
Classmates.com	School, college, work and the military	40,000,000[10]	Open
Connect.ee	Estonia	39,000[11]	Invite-only
Consumating	"Consumeetings"	21,000[12]	Open
Cyworld	South Korea	15,000,000[13]	Open
Dandelife	Collective narratives or "shared biographies"	unknown	Open
DeadJournal	"Dark" blogs, based on LiveJournal	490,310[14]	By invite or payment
Dodgeball.com	Mobile location-based service	unknown[15]	Open
Doostang	Online career community	53,000[16]	Invite-only
DowneLink	LGBT	Unknown	Open
Draugiem.lv	Latvia	731,652[17]	Invite-only
Ecademy	Business	Unknown	Open
Eons	People over 50	Unknown	Open to people over 50
Facebook	General	7,700,000[18]	Open
Faceparty	British teens and 20-somethings	5,900,000[19]	Open
FaceRen	Mainly Chinese-literate university students	unknown	Open
Flickr	Photo sharing	2,500,000[20]	Open
Friendster	General	29,100,000[21]	Open
Frühstückstreff	General	10,100[22]	Open
Gaia Online	General	4,548,824[23]	Open
GhettoSoul	Writing, Poetry, and Music	unknown[24]	Open
Goldmic	Hip-Hop	58,000[25]	Open
GolfBuzz	Golfers and Courses	16,000[26]	Open
GoPets	Virtual pets	400,000[27]	Open
GreatestJournal	Uses LiveJournal code	1,514,865[28]	Open
Grono.net	Poland	830,000[29]	Invite-only
Grouprider.com	Motorcycle enthusiasts	3,000[30]	Open
Hi5	Worldwide.	50,000,000[31]	Open
Hyves	Dutch people, but translations available (UK, GE, FR, SP) - many students	2,311,790[32]	Open
imeem	media-centric social network with instant messaging functionality	Unknown[33]	Open
Inked Nation	Body modification aficionados	Unknown[34]	Open
IMVU	3D chat software	1,000,000[35]	Open
IRC-Galleria	Finland	350,000[36]	Open
iWiW	Hungary	1,000,000[37]	Invite only
Janglo	Jerusalem & Tel Aviv (Taanglo) English speakers	14,300 [38]	Open
Joga Bonito	Football (soccer)	Unknown	Open
Last.fm	Music	Unknown[39]	Open
LibraryThing	Books	82,374[40]	Open
LinkedIn	Business	7,500,000[41]	Open
Listography	Social List Making	Unknown[42]	Open
LiveJournal	Blogging	10,921,263[43]	Open
LunarStorm	Sweden	1,200,000[44]	Open
Match.com	Dating	12,000,000[45]	Open
Med Network	Healthcare Professionals and Students	Unknown[46]	Open
MiGente.com	Latinos	3,600,000[47]	Open
Mixi	Japan	5,000,000[48]	Invite-only
MOBANGO	Cell phones	1,000,000[49]	Open
MOG	Music	Unknown	Open
Multiply	"Real world" networking with definable relationships	3,000,000[50]	Open
Music Forte	Music	37,000[51]	Open
myGamma	Cell phones	900,000[52]	Open
MySpace	General	120,313,681[53]	Open
myYearbook	General	950,000[54]	Open
Neurona	Spanish businesses and Italy	690,000[55]	Open
Nexopia	Canada	866,000	Open
Newscloud	News and Media	Not reported	Open
OkCupid	Dating	500,000[56]	Open
openBC	Business	1,000,000[57]	Open
orkut	Owned by Google	27,972,301[58]	Invite-only
Passado	General (business)	4,700,000[59]	Open
Piczo	Teenagers, Canadians, photo sharing	10,000,000[60]	Open
Playahead	Swedish teenagers	2,000,000[61]	Open
ProfileHeaven	British teens	100,000[62]	Open
Rediff Connexions	India	1,400,000[63]	Open
Reunion.com	Locating friends and family	25,000,000[64]	Open
Ryze	Business	250,000[65]	Open
Sconex	American high schools	500,000[66]	Open
Studybreakers	High school students	34,000[67]	Open
Stumbleupon	Websurfing	1,200,000[68]	Open
Sulekha	Desis	1,000,000[69]	Open
TagWorld	General (tagging)	1,850,692[70]	Open
TakingITGlobal	Social action	116,000[71]	Open
The Student Center	Teens and colleges	800,000[72]	Open
Threadless	General	364,474	Open
Tribe	General	554,993[73]	Open
Vampire Freaks	Gothic industrial culture	650,000[74]	Open
VietSpace	A social network of Vietnamese	20,000[75]	Open
Vox	Blogging	Unknown	Invite-only
WAYN	Travel	5,500,000[76]	Open
WebBiographies	Genealogy	3,500[77]	Open
Windows Live Spaces	Blogging (formerly MSN Spaces)	30,000,000[78]	Open
Xanga	Blogs and "metro" areas	40,000,000[79]	Open
Xuqa	Colleges	1,000,000[80]	Open
Yahoo! 360°	Linked to Yahoo! IDs	4,700,000[81]	Open to people 18 and older
Zaadz	Social consciousness	17,627[82]	Open