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Common Newsletter Email Unique IDs

Add the right Email User ID (EUID) macro for your email ad zone tag. Find macros for top platforms like Indie Email, Mailchimp, HubSpot, and more.

When serving email ads, you need to add the correct Email User ID (EUID) macro to your email ad zone tag. This macro is provided by your newsletter service or email platform.

Below are the macros for some of the most popular email platforms.

Most Popular

INDIE EMAIL
%25SUBSCRIBERID%25%25MESSAGEID%25%25UNIQUEID%25

MAILCHIMP
*|CAMPAIGN_UID|*-*|UNIQID|*

Other Platforms

ACTIVE CAMPAIGN
​%SUBSCRIBERID%%MESSAGEID%

ADESTRA
$AMF_UNIQUE$

EMMA
[[__member_id__]][[__mailing_id__]]

HUBSPOT
there

MAILPOET
[subscriber:email][date:d][date:m][date:y][newsletter:number]

ORACLE ELOQUA
<span class=eloquaemail>EmailAddress</span><span class=CampaignId>CampaignId</span>

PARDOT

SAILTHROUGH

SENDGRID
-customer_id--date--time--

ZOHO
$[EMAIL]$_$[UD:ADBUTLER_UNIQUE|AB_UQ|AB_UQ]$