CIMARRON
- The area is the eastern portion of Oklahoma, including Tulsa.
- Chartered 2/21/1987 (formerly Weissach Region)
- 313 Primary + 199 Co-Members as of 1/1/2024
HILL COUNTRY
- The area is in central Texas, including Austin and Waco
- Chartered 7/18/1977
- 1436 Primary + 657 Co-Members as of 1/1/2024
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LONE STAR
- The area is in the southeastern portion of Texas, including Houston.
- Chartered 6/28/1961
- 1870 Primary + 868 Co-Members as of 1/1/2024
LONGHORN
- The area is the southwestern portion of Texas, including San Antonio.
- Chartered 11/10/1962
- 599 Primary + 315 Co-Members as of 1/1/2024
MARDI GRAS
- The area is the southeastern portion of Louisiana, including New Orleans.
- Chartered 7/28/1991
- 296 Primary + 172 Co-Members as of 1/1/2024
MAVERICK
- The area is the northern portion of Texas, including the Dallas/Fort Worth Metroplex.
- Chartered 12/24/1962
- 2734 Primary + 1314 Co-Members as of 1/1/2024
OZARK
- The area is the majority of Arkansas, including Little Rock.
- Chartered 4/11/1977
- 216 Primary + 127 Co-Members as of 1/1/2024
RIO GRANDE VALLEY
- The area is the southern part of Texas, including the Rio Grande Valley, Corpus Christi, and Laredo
- Chartered 7/4/1987
- 113 Primary + 35 Co-Members as of 1/1/2024
- Name changed from Coastal Bend 9/2022 to better reflect the region membership.
WAR BONNET
- The area is the western portion of Oklahoma, including Oklahoma City.
- Chartered 12/28/1966
- 284 Primary + 146 Co-Members as of 1/1/2024
WHISKEY BAY
- The area is the western portion of Louisiana, including Lafayette and Baton Rouge.
- Chartered 7/1/1985
- 146 Primary + 71 Co-Members as of 1/1/2024
WHITE RIVER
- The area is the far northwestern portion of Arkansas, including Eureka Springs
- Chartered 10/21/2012 (Formerly Ozark Mountain Region)
- 131 Primary + 72 Co-Members as of 1/1/2024