| Metro | State/Region | Country | Members |
| New York City | New York | United States | 6572 |
| San Francisco | California | United States | 6505 |
| San Francisco Bay Area | California | United States | 6200 |
| Berkeley | California | United States | 3358 |
| San Jose | California | United States | 3212 |
| Los Angeles | California | United States | 3169 |
| Brooklyn | New York | United States | 2927 |
| Boston | Massachusetts | United States | 2321 |
| Washington, D.C. | District of Columbia | United States | 2295 |
| London | London | United Kingdom | 2278 |
| New York University | New York | United States | 1646 |
| Seattle | Washington | United States | 1572 |
| Queens | New York | United States | 1562 |
| Cambridge | Massachusetts | United States | 1454 |
| Toronto | Ontario | Canada | 1409 |
| Northern Virginia | District of Columbia | United States | 1367 |
| Hollywood | California | United States | 1351 |
| Chicago | Illinois | United States | 1348 |
| Orange County | California | United States | 1313 |
| Santa Monica | California | United States | 1242 |