You are allowed to log into distinctive Deepweb marketplaces only with an URL, what suggests a tricky situation : new customers and dealers lack the ability to sign up until they will get an URLs from an previously enrolled customer.
Those can be found at https://darkwebonion.com/, it stores fresh alternative links to all of the Deepweb markets. You should follow these urls to get access to the sites.
Wherever there are some troubles with an access,for example, links won’t work, you shall hang around and check for Dark Web markets alternative link. Persist with it, as a several amount of the marketplaces close and open registrations regularly, based on server load.