# IRES Multiple Listing Service Now Available Through MLS Grid

Hello API Data Consumer,

We want to notify you that the IRES MLS is now available through MLS Grid.

**MLS Affected:** IRES MLS

**Date of Change:** November 3, 2025

You can begin a transition to receiving IRES MLS data through your existing MLS Grid account by adding them as a possible MLS source to your existing data subscription, and then adding data license requests for each of your customer members of this MLS.

## Guides:

Adding a New MLS Source:\
<https://www.mlsgrid.com/s/MLS-Grid-Add-A-New-MLS-Source.pdf>

Adding Broker or Agent:\
<https://www.mlsgrid.com/s/MLS-Grid-Add-New-Broker-Or-Agent.pdf>

Information on the OriginatingSystemName, Local Fields Prefix, and Prefixed Key Values can be found on the MLS Grid Technical Documentation page.

[https://docs.mlsgrid.com](https://docs.mlsgrid.com/)


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