This is the section of some candidates exchanges where DeepOnion could be listed, but until now there is the need to research and figure out if these are free listing or no, anyone willing to volunteer to find out and comment their results on this thread:
https://deeponion.org/community/threads/complete-exchanges-process-listing-with-their-status.41027/Section 4 - Unknow if it is free or paid - waiting for volunteers to fill the application
https://cryptosouk.exchange/ (Welcome | CryptoSouk)
https://ironx.io/ (Home)
https://bitbns.freshdesk.com/support/home (Support : Bitbns)
https://www.liquid.com/ (Crypto and Fiat Currency Exchange | Trade with Liquid.com)
https://t.me/QUOINE (Liquid by Quoine)
https://www.cryptonit.net/enhttps://support.chainex.io/support/home (Support : ChainEX (Pty) Ltd)
https://lescovex.com/ (Lescovex Digital Assets)
https://my.exscudo.com/#/exchange/btc/btc_eon (Exscudo Exchange)
https://www.becent.com/#/exchange (Becent - The Next Generation Digital Assets Exchange)
https://digitexfutures.com/exchange/ (Exchange - Digitex Futures)
https://www.xcrypt.exchange/mvp/# (Login - xCrypt Exchange)
https://kanga.exchange/ (Kanga Exchange - More than an Exchange)
http://www.btcex.pro/#/ (BtcEX Exchange)
https://vertex.market/home (Vertex Market | OTC Digital Assets | Aftermarket)
https://stealthex.io/ (Anonymous crypto exchange | Free from sign-ups and providing personal data | Limitless exchanges of Bitcoin (BTC), Ethereum (ETH), XRP, Bitcoin Cash (BCH), Stellar (XLM), Litecoin (LTC), Monero (XMR), NEO, EOS, Cardano (ADA),...
http://www.flubit.com/ (Flubit.com: Over 1 Million items cheaper than Amazon, every week!)