How many lists can I have on Benchmark?

 Unfortunately yes there is a limit to the number of lists that you can have in an account.  You can only have up to 4,000 lists within your Benchmark Email account, but you can have as many contacts as your plan allows.   If you have sub-accounts, each sub-account and master account can each individually support 4,000 lists.  Remember it is not the quantity of contacts and lists, but quality