Add-Ons
Informed Delivery
What is the Informed Delivery add-on?
Informed Delivery by USPS enhances the traditional mail experience by providing subscribers with a daily email preview of their incoming mail. The email also includes a ride-along image: a small, full-color, interactive image that links to a target URL. This additional content reinforces your mailpiece’s messaging and call-to-action while providing a digital touchpoint for engagement.
As of March 2025, 72.9 million mail recipients are subscribed to USPS’s Informed Delivery program.
In order to qualify for the Informed Delivery Add-On, your mailpiece must be approved for an active base promotion on the date of mailing.
Here’s everything you need to know to qualify for an additional 1% discount.
How can I sign up for Informed Delivery through Lob?
Opt-in to the promotion
To get started, log into the Lob Promotions Portal:
https://dashboard.lob.com/promotions/available-promotions
1. Select the available promotion

2. Send an Informed Delivery Campaign
You can send an Informed Delivery campaign via API or Campaigns in Lob.
Option 1: Send via API
POST campaign data: Use the Lob API to send the
informed_delivery_campaignand retrieve acampaign_id.Include required fields:
Promotional URL
Campaign size
Optional fields:
Brand name: Defaults to the company name in Lob unless specified.
Representative image: A sample image of the mailpiece. This should reflect all mailers in the campaign and must not include PII. If omitted, USPS will display a scan of the mailpiece instead.
Validate campaign: After a successful POST, receive the
campaign_idand confirm qualification for existing promotions.Send mail: Include the
informed_delivery_campaign_idin your submission to Lob as usual.
Option 2: Send via Lob Campaigns
Set up campaign: Begin your campaign setup in Lob Campaigns.
Enable Informed Delivery:
When prompted, select the option to use Informed Delivery.
Choose from available approved promotions obtained in Step 1.
Enter campaign details:
Promotional URL
Upload the Ride-Along Image.
Ride-Along Image specifications:
Format: JPG
Dimensions: 500x780 pixels
Max file size: 200KB
Optional fields:
Brand name: Appears in the Informed Delivery email sent to subscribers. Defaults to your company name in Lob unless customized.
Representative image: A sample of your mailpiece (similar rules as for API campaigns apply).
Launch campaign: Complete your setup and submit. Lob ensures that the mailpiece adheres to USPS’s Informed Delivery standards.
Sustainability:
What is the USPS Sustainability Add-On? The USPS Sustainability Add-On rewards businesses that use environmentally friendly materials in their print production by offering an additional 1% discount on all eligible mailpieces. This add-on promotes eco-conscious practices and helps businesses reduce their environmental impact.
How can I take advantage of the USPS Sustainability Add-On through Lob? As long as you opt into the Sustainability Add-On in the USPS Promotions Portal, any mailpiece tied to a USPS promotion will automatically receive the 1% Sustainability add-on.
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