Southwestern Illinois Board of REALTORS® SIBR LATEST NEWS Drop off gently used or new coats at the SIBR office. SIBR is moving to Collinsville! Click to find out more. Join us for this Years Mayoral Breakfast 2024 Education Class Schedule Click here to view the Education Classes offered in 2024. Click Here to Learn More About Southwestern Illinois Board of REALTORS® Realtor Member Directory Affiliate Member Directory Mortgage Calculator Monthly Indicators Affiliate Sponsors