SIA Region Websites or Facebook links (note: links for some regions not available at this time)
- America del Sur Region
- Brazil Region
- Camino Real Region
- Central East Coast Region
- Desert Coast Region
- Eastern Canada Region
- Founder Region
- Golden West Region
- Japan Higashi Region
- Mexico/Centroamerica Region
- Midwestern Region
- North Atlantic Region
- Northwestern Region
- Peaks to Plains Region
- Philippines Region
- Sierra Nevada Region
- South Central Region
- Southern Region
- Western Canada Region