We sort a Bitcoins list for you with more than 15 forums list. Top 15 high PR1- PR2. Do-follow forum sites list here.
PR1- PR2 Bitcoins Forums List

http://btcwarriors.com/
https://upbitcoin.com/r/nadiri
https://bitcoinblackhat.com/
https://bitcointalk.org/index.php?board=212.0
http://free-bitcoin-sites.com/
http://btcclicks.com/?r=7e346b7a
http://coinbulb.com/?r=aidasa%20
http://www.myfreeshares.com/pages/confirm2.php?refid=aidasa
http://refbit.net/
http://btcwarriors.com/
https://www.clixsense.com/?3035625
http://www.clix4btc.com/index.php?ref=aidasa
http://bitcoboom.com/?r=Bmi0cdVQ
https://freebitco.in/?r=2149317
http://www.claimbtc.com/?r=d1ddd4a91e
https://bitter.io/?r=85747
http://referbitcoin.com/?p=faucet&r=6555
https://freebitco.in/?r=582018