The Top 10 Biggest Fanclub

1. TVXQ 740,615 http://cafe.daum.net/soul48 ↓
2. Big Bang 345,789 http://cafe.daum.net/YGBIGBANG ↓
3. SNSD 297,804 http://cafe.daum.net/milkye ↓
4. SS501 236,282 http://cafe.daum.net/music77 ↓
5. Super Junior 219,190 http://cafe.daum.net/secondemugame ↑
6. Beast 207,346 http://cafe.daum.net/playb2st ↑
7. 2pm 190,961 http://cafe.daum.net/2PM ↑
8. SHINee 124,592 http://cafe.daum.net/TVNDRM ↓
9. FT Island 98,995 http://cafe.daum.net/fti5 ↑
10. Wonder Girls 98,286 http://cafe.daum.net/wg070210 ↓

p/s : Cassiopeia still #1 as the biggest fanclub

Source: mi-na @ 5bluebirds.wordpress.com & DKPOP News