The following groups are in United States of America, North America:

1. California

   • Los_Angeles.pm
   • SanDiego.pm

   District of Columbia

   • DC.pm

   Indiana

   • Purdue.pm

2. Massachusetts

   • Boston.pm

   New York

   • NY.pm

   Pennsylvania

   • Philadelphia.pm

3. Texas

   • Austin.pm
   • Houston.pm

   Wisconsin

   • Madison.pm