API Reference

List Contact Properties

GET /contact-properties — retrieve a list of contact properties.

GET/contact-properties

Retrieve a list of your contact properties.

Query parameters

limitnumberoptional

Number of contact properties to retrieve. Maximum value: 100. Minimum value: 1.

afterstringoptional

The ID *after* which we'll retrieve more contact properties (for pagination). This ID will *not* be included in the returned list. Cannot be used with the before parameter.

beforestringoptional

The ID *before* which we'll retrieve more contact properties (for pagination). This ID will *not* be included in the returned list. Cannot be used with the after parameter.

import { MailBlastr } from 'mailblastr';

const mb = new MailBlastr('mb_xxxxxxxxx');

const { data, error } = await mb.contactProperties.list();
console.log({ data, error });

Response

{
  "object": "list",
  "has_more": false,
  "data": [
    {
      "object": "contact_property",
      "id": "b6d24b8e-af0b-4c3c-be0c-359bbd97381e",
      "key": "company_name",
      "type": "string",
      "fallback_value": "Acme Corp",
      "created_at": "2026-04-08T00:11:13.000Z"
    }
  ]
}