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Attach a custom field to lists

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Attach a custom field to lists

Use ActiveCampaign: its ActiveCampaign API v3 Fields API lets you attach a custom field to lists in a single step (POST /fieldRels). capabilities.work can help you get signed up and connected.

  • Can I make a custom field available only on certain lists?
  • How do I link a contact field to a list?
Say it to your AI assistant
  • Relate a custom field to lists using {fieldRel}.
  • Make the Company Size field available on my Newsletter list.
For your developer

POST /fieldRels in ActiveCampaign API v3 Fields API. Full spec on APIs.io.