| Rank | Board name and description | Posts | Members |
| 1 | Nexopia Picture rating, sex and relationships forums | 160099232 | 1333989 |
| 2 | FaceTheJury Real life picture rating forums | 143692161 | 552000 |
| 3 | BuddyPic Picture rating message board | 72366965 | 1587120 |
| 4 | Rus-Chat Russian teens message boards | 31924514 | 925032 |
| 5 | Literotica Adult stories and erotic literature message boards | 23404268 | 831207 |
| 6 | Transact.no Norvegian general discussion forums | 21243502 | 160200 |
| 7 | idolforums.com American Idol series forums | 15751212 | 82817 |
| 8 | Marokko.nl Dutch forum for people originally from Marocco | 15557822 | 168286 |
| 9 | GoLiveWire Teen message boards | 13198623 | 158078 |
| 10 | The Student Room UK students forums | 12215120 | 185029 |
| 11 | HOTorNOT.de Picture rating forums (in german) | 9130049 | 750670 |
| 12 | AdultFriendFinder Adult weblog community | 8590611 | 322529 |
| 13 | Scholieren Community for Dutch highschool students | 7642095 | 81675 |
| 14 | Comlive Entertainment discussions (in French) | 7285264 | 71422 |
| 15 | Sex Narod Adult forums (in Russian) | 6770986 | 572868 |
| 16 | Shroomery Psychoactive mushroom cultivation forum | 6559810 | 50075 |
| 17 | StereoKiller Music message boards | 6389626 | 227138 |
| 18 | Student Doctor Forum for students in the health care industry | 6146063 | 132167 |
| 19 | Overgrow Forums - discontinued Marijuana growing discussion | 6016336 | 133844 |
| 20 | British Expats British expatriates community forums | 5898162 | 75571 |
| 21 | Doctor Amor Love, sex and relationships forum (spanish) | 5416013 | 25564 |
| 22 | Living With Style General discussion message board | 5310562 | 83482 |
| 23 | Entensity Adult message boards | 5032910 | 11023 |
| 24 | Go Fuck Yourself Adult business and webmaster discussion | 4640820 | 34270 |
| 25 | Do You Look Good Picture rating forums (in French) | 4339979 | 49327 |
| 26 | Kvinneguiden Norvegian forums dedicated to women talk | 4260216 | 12769 |
| 27 | Party East Carolina East Carolina students message board | 4232050 | 32448 |
| 28 | Planet Liebe Love and relationships forum (in german) | 4161070 | 64003 |
| 29 | What Boys Want Cars and babes forums | 4117929 | 125324 |
| 30 | RateMyBody Picture rating and dating website forums | 3687300 | 134645 |
| 31 | Prison Talk Prison and prisoner support, information and assistance community | 3645822 | 149141 |
| 32 | Hip Forums Hippies message boards | 3536329 | 86457 |
| 33 | The Wolf Web North Carolina State University forum | 3462350 | 12601 |
| 34 | TeenSpot.com Teens general discussion boards | 3378549 | 54427 |
| 35 | Alternative Nation Alternative community | 3238557 | 17436 |
| 36 | AskMen Askmen.com (online men magazine) forums | 3030653 | 34990 |
| 37 | Bored of Studies Students message boards | 2940256 | 246682 |
| 38 | Newgrounds Humor and chit-chat forums | 2842903 | 1208788 |
| 39 | Just us Boys Gay community | 2832909 | 108931 |
| 40 | Lipstick Alley Lipstick discussion board | 2679918 | 39861 |
| 41 | ElForro.com General discussion forum (in Spanish) | 2549306 | 485452 |
| 42 | Jehovahs witness Jehovahs witnesses community | 2496442 | 25516 |
| 43 | Tilted Forum Project General discussion message board | 2386021 | 92276 |
| 44 | Alternative Nation Alternative culture and entertainment forums | 2355750 | 13313 |
| 45 | Canada.ru Forum about life in Canada (in Russian) | 2298575 | 56389 |
| 46 | Club Planet Clubbing in the US message boards | 2210483 | 190240 |
| 47 | Govteen Teen life message boards | 2179573 | 30737 |
| 48 | Russian LA Forum about life in Los Angeles (in russian) | 2164768 | 28630 |
| 49 | Nairaland Nigeria message board | 2152639 | 200979 |
| 50 | StileProject Adult message boards | 2150850 | 12832 |
| 51 | NeonTeen - discontinued Teen general discussion forums | 2120311 | 15806 |
| 52 | Profile Heaven Picture rating and dating forum | 2020634 | 324770 |
| 53 | Thai Visa Forum for expats living, working and travelling to Thailand | 1976222 | 58296 |
| 54 | Darkness forum Vampires and darkness message boards | 1868844 | 13492 |
| 55 | Crackwhore message board Vampirefreaks.com gothic discussion boards | 1829552 | 385 |
| 56 | The Site General discussion for young people | 1815089 | 30924 |
| 57 | Immigration Portal Immigration related discussions | 1795472 | 179764 |
| 58 | Strange Talk Iowa State University students community | 1755465 | 5739 |
| 59 | FromUz Uzbekistan expatriates forum | 1755375 | 48622 |
| 60 | Drogen Forum Drugs forum (in german) | 1731136 | 4165 |
| 61 | Futura Science French science discussion forum | 1679311 | 211090 |
| 62 | CoachT Tenessee high school sports forums | 1666972 | 64450 |
| 63 | LoveShack Peer-to-peer interpersonal relationship advice and assistance center | 1555631 | 53398 |
| 64 | Esoterik Forum Esoterism and astrology forums (Austria) | 1413320 | 24421 |
| 65 | Spankmag Youth general discussion | 1404767 | 14947 |
| 66 | Torch the Bridge Teen message board | 1388699 | 1274 |
| 67 | Cross-X Politics and debate forums | 1348090 | 40432 |
| 68 | Loving You Love and romance forums | 1340664 | 99503 |
| 69 | Dark forum General discussion message boards | 1314172 | 11854 |
| 70 | Flopclass Antwerp (Belgium) university students forum (in dutch) | 1307250 | 5635 |
| 71 | Toytown Germany A forum for US and english expatriates in Germany | 1273923 | 24726 |
| 72 | Russian Italy Forum about life in Italy (in russian) | 1267977 | 23649 |
| 73 | Islamica web Discussion forum for Muslim youth | 1234875 | 10603 |
| 74 | P45rant General discussion forums | 1205800 | 6255 |
| 75 | Crossdressers.com Crossdressing message board | 1157157 | 25124 |
| 76 | Behigh.org Russian psychedelic forum | 1119274 | 8447 |
| 77 | Nova boards - discontinued Teen, high school and college community | 1118193 | 9231 |
| 78 | Bet.com Black Entertainment Television message boards | 1104200 | 154756 |
| 79 | Enjoy ya'self Adult forum | 1096515 | 12578 |
| 80 | El Brollo Mexican students forum | 1040535 | 111847 |
| 81 | InFrance.ru Forum for Russian expatriates in France | 1036289 | 21140 |
| 82 | British Born Chinese A forum for Chinese living in the UK | 1029429 | 8985 |
| 83 | PhatMass Catholics message boards | 1023278 | 3002 |
| 84 | We Beg to Differ Debates message board | 993455 | 1190 |
| 85 | Garden's Cure Marijuana growing forums | 990129 | 29748 |
| 86 | Pow Wows Native americans community | 950513 | 50171 |
| 87 | Brunei Student Brunei Darussalam student community | 938507 | 3869 |
| 88 | MySpace Social networking and dating site forums | 912500 | 4150200 |
| 89 | Farit.ru Forum about life in Ufa (in russian) | 907402 | 46418 |
| 90 | Cool Teens Teens message boards | 899972 | 35056 |
| 91 | Christian Teen Forum Forums for christian teenagers | 897952 | 13048 |
| 92 | Freak Forum Norwegian computer discussion forum | 890014 | 31991 |
| 93 | Leerlingen Community for Dutch students | 871687 | 25303 |
| 94 | Yahooka - discontinued Marijuana growers & user community | 865039 | 7324 |
| 95 | Israel Forum Forum about life in Israel (in Russian) | 850313 | 9013 |
| 96 | Firehouse Firefighting Discussion Board | 838369 | 178746 |
| 97 | XForums General discussion message boards | 763427 | 4406 |
| 98 | Forum Voissa Sexuality discussion forum (in French) | 739922 | 140402 |
| 99 | Orlovi Serbian expatriates forum (in French) | 725311 | 3165 |
| 100 | Socionics Forum about socionics (in russian) | 718941 | 3379 |
| 101 | Degrassi Boards Degrassi fans message board | 699354 | 13911 |
| 102 | Rouseindahouse Teen Forums Teen message boards | 695425 | 23247 |
| 103 | Twinteresting A message board about twins | 687501 | 708 |
| 104 | ClemsonTalk Clemson University forums | 664696 | 2629 |
| 105 | Sex Woordenboek Sex message boards (in Dutch) | 661491 | 28568 |
| 106 | L'empire General discussion (in french) | 653437 | 1737 |
| 107 | Pacific Internet forums General discussion message boards (based in Singapore) | 636999 | 345482 |
| 108 | Avon - discontinued General discussion message boards | 635763 | 6169 |
| 109 | Aim Girl Girls message boards | 611488 | 63655 |
| 110 | Teleboards Teens and students message boards | 565787 | 29206 |
| 111 | Bladi Moroccan general forum (in french) | 557008 | 42429 |
| 112 | Sonlight Christian homeschool discussion board | 300815 | 11513 |
| 113 | Tangled Clubbing message boards | 240147 | 2377 |
| 114 | International Coverup Punk music message board | 164010 | 3759 |
| 115 | Shinra Online General discussion board | 110260 | 10465 |
| 116 | Meez Teen avatar website community | 0 | 0 |