How to import email addresses for Mailings

Update: 02 February 2026 for Release 225


Importing mailing list

In the Dashboard, go to Mailings > Mailing list import

This module imports email addresses and optional other personal data from a .csv file and adds these records to a specific mailing list.

This module ensures that no duplicates email addresses will arise; if the email address already exist, the data will be updated.

 

Step 1: Creating the CSV file

A list of email addresses must be imported as a .csv file.

CSV stands for comma separated values. With a program such as Excel or OpenOffice's Calc it is very easy to create a .csv file.

Create a spreadsheet with 5 columns with these names on the first row:

⚠️
Take note! These names are used for the import and need to be exactly as they are listed here.
  • email
  • gender
  • first name
  • surname prefix
  • last name
 

You can now add the following data in each of the columns

  • email: required. A blank field can result in failure during import, so make sure all email address fields are properly filled in with correct email addresses.
  • gender: the value 'man' (male) or 'vrouw' (female) can be shown here (sorry, old Dutch remnants), or the column can be left empty. This can be used in salutation in mailings. If there are other values, for example M for man, then these values can be changed by selecting the entire column. In the browser menu, choose edit -> find and then choose the 'replace' tab. Specify the value that you want to replace, and below it the new value. Select 'Search: By Column', under the options, and press 'replace everything'.
  • first name: optional. Can be used in salutation in mailings
  • surname prefix: optional. Can be used in salutation in mailings
  • last name: optional. Can be used in salutation in mailings
 

Go to 'Save as ...', and choose CSV (Comma Separated Values) (* .csv) as the file type.

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Take note! On a Mac, choose file type "list separators (for Windows)"
  • Choose a name without spaces, capital letters or special characters.
  • File must be encoded using UTF-8.
  • Land must be in ISO 2 format (eg.: NL, BE, FR).
  • The columns must be separated with a comma or semicolon, and the columns can only be delimited with double quotes. (Delimit is optional and only used when comma’s or semicolons can be within the data itself)
  • Only the first column must be filled, the rest can just be empty, but make sure the columns are in the correct order.
 
Semicolon seperator
Semicolon seperator
Comma separator
Comma separator
Comma separator with double quotes delimitation
Comma separator with double quotes delimitation
 
 

Step 2: Import the CSV file

 
Notion image
 
 
  • Choose and upload the file you just created.
  • Select an existing Mailing List to import the data to. If you want to upload to a new mailing list, first create a mailing list in the Mailing List module.
  • Select the separator type of the .csv file. Rows can be separated by semi colon (;) or comma (,).
  • Select the Skip validation checkbox if the first line of the file does not contain the titles of the fields.
  • Select Overwrite Personal Data if the data of existing persons should be updated.

GDPR & privacy

When importing new e-mail addresses, it is important to take the GDPR into consideration. You cannot use e-mail addresses in mailings without consent. If consent was already given, consider importing consent data too via our Opt-in import feature.

 

 

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