Postal Data API for your voice agent

Postal Data API is a global postal code validation and lookup service. Use it to verify locations, coordinates, and regional data across 240+ countries.

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The app's Connected apps page: what agents do with each app, such as booking appointments, knowing who is calling and sending emails, and whether each one is working.The app's Connected apps page: what agents do with each app, such as booking appointments, knowing who is calling and sending emails, and whether each one is working.The app's Connected apps page: what agents do with each app, such as booking appointments, knowing who is calling and sending emails, and whether each one is working.The app's Connected apps page: what agents do with each app, such as booking appointments, knowing who is calling and sending emails, and whether each one is working.

Integration record

Status
Available
Plan
Every plan, from Starter at A$49 a month
How it connects
With an API key. You create a key in Postal Data API and paste it on a secure page in Connected apps.
What it reads
6 actions, such as get API Information, get Postal Code Metadata and look Up Postal Code.
What it changes
Nothing: its actions only read.
What starts an action
The agent runs an action during a call or chat when the conversation needs it. It only runs the actions you switch on.
Custom work
You choose each action from its list of 6. Anything the list doesn't cover needs a custom API tool on Scale, or a Concierge build.
Checked
Action list checked 14 November 2026. We haven't tested each action.

Postal Data API actions

Reads 6

  • Get API Information
  • Get Postal Code Metadata
  • Look Up Postal Code
  • Search Postal Codes by City
  • Validate Postal Code
  • Validate Postal Codes in Bulk

Postal Data API setup

  1. Pasting a Postal Data API API key

    Create an API key in Postal Data API, choose Postal Data API in Connected apps and paste the key on the secure page.

  2. Choosing the actions

    Choose which of the 6 actions the agent may use. Start with lookups and add the ones that change Postal Data API when you're ready.

  3. Testing, then publishing

    Watch the agent use the live app in the browser tester, then publish. Voice and text agents share the connection.

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