1. Prepare Your Audience List
a. Data Format
Ensure your audience data is in the correct format. Meta supports CSV files with the following information:
• Email addresses: Must be in a column titled “Email”.
• First and Last names: Should be in columns titled “First Name” and “Last Name”.
b. Clean Your Data
• Remove duplicates: Ensure each email address, company name, or other identifier is unique.
• Check accuracy: Verify that all data is correct and properly formatted.
2. Log in to FACEBOOK BUSINESS Manager
Go to Facebook Business Manager and log in with your credentials.
3. Navigate to the Audience Section
In the Campaign Manager dashboard, click on “Plan” in the top navigation bar and then select “Audiences” from the dropdown menu.
Go to Audiences
In the Business Manager dashboard, click on the menu icon in the top left corner and select “Audiences” from the “Assets” column.

4. Create a New Audience
a. Custom Audience
Click on the “Create Audience” button and select “Custom Audience” from the dropdown menu.

b. Choose Audience Source
Select “Customer List” as the source of your audience.

5. Prepare Customer List
a. Accept Terms
You may need to accept Meta’s terms for uploading customer lists. Review and accept if prompted.
b. Upload File
Click on “Upload File” and select your prepared CSV or TXT file from your computer.
6. Upload and Match
a. Name Your Audience
Enter a name for your audience to help you identify the list later.
b. Upload List
Click on “Next” to start the process. Meta will begin matching your data with its user base.
c. Matching Process
This process can take some time, depending on the size of your list. Meta will notify you once the matching is complete.
7. Use Your Audience in Campaigns