F2pool is a Chinese multicurrency mining pool founded in 2013. Now it has servers located in the USA, Canada, Russia, Singapore, and several other countries. The pool has a big number of supported coins. Currently, it is possible to mine around 40 currencies on F2pool.
TheCoin is a multi-cryptocurrency pool. It allows users to mine multiple cryptocurrencies: ACOIN, ASC, CNC, CSC, DGB, DGC, NOTE, FST, FFC, FLO, FRK, GLD, XJO, MEC, MYR, SXC, SWING, TGC, TIT, UNIT, XVG, WBB, and ZET. All these coins can be mined for a 0% fee, as the pool runs on donations. The payment system for TheCoin is Prop.
eHashCoins.org is a multi-currency mining pool. Here, you can mine the ethash and equihash algorithms through a solo payment system and ethash through PPLNS.