Connect Postgrid
1 auth method · updated 2026-10-01
PostGrid provides APIs for automating direct mail and address verification services, enabling businesses to send letters, postcards, and checks, as well as verify and standardize addresses in real-time.
dashboard.postgrid.com/signup ↗API key
Uses your own credential — Verslay stores it encrypted
- 1Sign in to PostgridOpen https://dashboard.postgrid.com/signup and sign in to the account you want to connect.
- 2Create the API keyGenerate a new API key from the API or developer settings in your Postgrid dashboard.
- 3Copy it immediatelyPostgrid usually shows the full API key only once, right after you create it. Store it somewhere safe before closing the page.
- 4Connect in VerslayIn the Verslay Hub, open Connections, find Postgrid, and paste the API key into the PostGrid API Key field.
- 5VerifyThe connection flips to Connected. Run any read-only action once to confirm the credential has the right scopes.
- 6Rotate safelyWhen you rotate later: connect the new credential first, confirm it works, then revoke the old one.
What you’ll paste into Verslay
The API key used to authenticate requests to the PostGrid API. You can find this in your PostGrid dashboard under "Settings".
Postgrid connection FAQ
How do I connect Postgrid to Verslay?
Open Connections in the Verslay Hub, find Postgrid, and use the API key method. The steps are: Sign in to Postgrid, Create the API key, Copy it immediately, Connect in Verslay, Verify, Rotate safely.
What do I need before I connect Postgrid?
You need PostGrid API Key from your Postgrid account. The API key used to authenticate requests to the PostGrid API. You can find this in your PostGrid dashboard under "Settings".
Related connection guides
See also Verslay use cases and agents.
Connect Postgrid once — every agent can use it
Verslay agents share your connections. Connect Postgrid in the Hub and every use-case that needs it lights up — no per-agent setup.
Open the Hub →