> For the complete documentation index, see [llms.txt](https://help.openletterconnect.com/olc-help-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.openletterconnect.com/olc-help-docs/do-not-contact-list-dnc-how-to-upload-and-manage/how-to-upload-a-dnc-file.md).

# How to Upload a DNC File

The **Do Not Contact list** (DNC) allows you to block specific contacts from receiving mail, even if they are included in a campaign or order. Here's how to use it:

{% embed url="<https://www.loom.com/edit/ea2dc965ce564627b2fbd58c746a5942>" %}

#### How to Upload a DNC File

1. Go to the **Import Contacts** section.

   <figure><img src="https://3163187684-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FSP96nBmkaaFJC8FJquKi%2Fuploads%2FnMzp6mCPrBVydaHO4dNY%2Fimage.png?alt=media&amp;token=17945f2f-b811-403c-aa52-f4a118897b73" alt=""><figcaption></figcaption></figure>
2. Upload your CSV file.

   <figure><img src="https://3163187684-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FSP96nBmkaaFJC8FJquKi%2Fuploads%2F4avz2XFRNsIxZDaPRGIn%2Fimage.png?alt=media&amp;token=aa0dd826-5a5e-4237-a86b-bfead4a52801" alt=""><figcaption></figcaption></figure>
3. When uploading, **check the box** for **"Do Not Contact"**.&#x20;

   <figure><img src="https://3163187684-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FSP96nBmkaaFJC8FJquKi%2Fuploads%2FSvIBP27ahqDG4IOji1a9%2Fimage.png?alt=media&amp;token=1cf8e416-247d-4b74-9725-785f8219b27a" alt=""><figcaption></figcaption></figure>
4. Click **Import**.

   <figure><img src="https://3163187684-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FSP96nBmkaaFJC8FJquKi%2Fuploads%2F11Ux0dsojJtkeQUG1BLk%2Fimage.png?alt=media&amp;token=03f8977d-ee38-42cd-92db-8e4646c8dfb9" alt=""><figcaption></figcaption></figure>
5. Once uploaded, those contacts will be removed from your contact list and will be skipped in any future orders.