I think your Ethereum private keys work on both chains. So it's a matter a using a wallet which supports Ethereum Classic to be able to access to your ETC - you don't need Poloniex to do it for you.
I think your Ethereum private keys work on both chains. So it's a matter a using a wallet which supports Ethereum Classic to be able to access to your ETC - you don't need Poloniex to do it for you.