Different ways to add a contact without an email address :
QuickAdds . Follow steps below
Uploading a List . Check out the article on uploading a list
Adding a contact without an email using QuickAdds
Click on "Quick Adds"
2. Click on "Contact"
3. Click on "No Email?"
4. Add your contacts information in this step.
Under the company field, choose a company that you want to link the contact to or create a new company by clicking on "Add a Company". Click on "Next" once you are ready to proceed
5. Add your contact to list(s). Click on "Submit" to finalize adding your contact