To all who are looking for a list with all crypto pump and dump groups/channels.
There is an app called PADL which shows all upcoming pumps.
You can even sort and filter them. In addition you can easily add each pump to your google calendar, which will be automatically filled with all necessary data. They review each pump group as objectively as possible, in order to protect traders from scam.
Their Ranking-System will show you right away how reputable a group/channel is.
In addition, you can review analyses of past pumps and access a full list of all known crypto pump groups.
Link:
Telegram Crypto Pump and Dump Groups/Channels/Signals/List on PADL-App