<p>The <strong>Chamberlain, Spearfish, Valley Springs, Vermillion</strong>&nbsp;and <strong>Wilmot</strong>&nbsp;locations open for the 2026 season on <strong>Monday, May 18</strong>.</p><p>The Wilmot, Spearfish, Valley Springs and Vermillion&nbsp;locations close Sunday, September 27, and the Chamberlain location closes Sunday, October 18.&nbsp;</p><p><a href="https://sdvisit.com/training-hospitality/interstate-welcome-centers">Mo… information</a></p>

<section id="content"><article about="/interstate-welcome-centers" data-history-node-id="1751" role="article"><p>The <strong>Wilmot, Valley Springs, Vermillion&nbsp;</strong>and <strong>Spearfish</strong> locations close for the season on <strong>Sunday, September 27</strong>. (The Chamberlain location closes&nbsp;for the season on Sunday, October 18.)&nbsp;</p><p><a href="https://sdvisit.com/training-hospitality/interstate-welcome-centers">Mo… information</a></p></article></section>