I dunno if you've added these or not, but...
AggieCon March 22-25 College Station, TX
A-Kon June 1-3 Dallas, TX
SoonerCon June 8-10 Oklahoma City, OK
Lazy Dragon August 3-5 McKinney, TX
ArmadilloCon August 10-12 Austin, TX
ProtoCon September ? College Station, TX
FenCon Septmeber 21-23 Dallas, TX
BK Con Queso October ? Tulsa, OK
MilleniumCon November ? Austin, TX
AggieCon March 22-25 College Station, TX
A-Kon June 1-3 Dallas, TX
SoonerCon June 8-10 Oklahoma City, OK
Lazy Dragon August 3-5 McKinney, TX
ArmadilloCon August 10-12 Austin, TX
ProtoCon September ? College Station, TX
FenCon Septmeber 21-23 Dallas, TX
BK Con Queso October ? Tulsa, OK
MilleniumCon November ? Austin, TX