http://www.eqemulator.org/index.php?pageid=serverlist
Takp if you want luclin/pop with an era accurate client.
Shards of Dalaya if you want custom, sister server of Winter's Roar who was threatened by sony to shutdown. I use to play SoD before I started on p99 in 2010.
Project EQ if you want GoD/OoW
The hidden forest, I don't know enough about. I've heard people say good things but I can't vouch.
I see Project Lazarus growing in population but I not overly familiar with Dhaymion