Go to the Compass
Open the Compass section in Alta.
Open the DNC List
Select the DNC List tab.
You’ll see two options: Companies and Prospects.
Add Companies to DNC
Add any company you don’t want to contact (e.g., your existing customers).
You can also upload a file with a list of company domains (URLs).
Add Prospects to DNC
Enter the email addresses of specific prospects you don’t want to contact.
Save Your Changes
Click Save to confirm.
The entries will now appear in your DNC list.
✅ Companies or prospects on the DNC list will no longer be contacted by Alta.