| Rank | Name | Members | Recent average credit | Total credit | Country | Type |
|---|
| 421 |
Ireland |
159 |
529 |
54,967,616 |
Ireland |
Other |
| 422 |
Providence Christian School |
7 |
526 |
3,231,005 |
United States |
Secondary school |
| 423 |
España |
65 |
503 |
5,518,274 |
Spain |
Other |
| 424 |
Mensa |
49 |
496 |
9,784,808 |
International |
Social/political/religious |
| 425 |
Angemort Stargate |
2 |
495 |
218,536 |
France |
Other |
| 426 |
SIS-Stammtisch |
2 |
490 |
1,035,609 |
Germany |
None |
| 427 |
University of Bristol |
1 |
489 |
5,927 |
United Kingdom |
University or department |
| 428 |
SantoPol |
6 |
488 |
983,660 |
Spain |
Other |
| 429 |
Kaminarimon |
1 |
474 |
966,831 |
France |
None |
| 430 |
Catalans pel coneixement |
17 |
474 |
1,931,203 |
Spain |
Other |
| 431 |
SUNY New Paltz |
2 |
473 |
1,794,685 |
United States |
University or department |
| 432 |
Mike's Consulting |
1 |
468 |
670,677 |
Canada |
Other |
| 433 |
Georgetown University |
25 |
465 |
657,373 |
United States |
None |
| 434 |
Fujitsu |
6 |
457 |
4,913,574 |
International |
None |
| 435 |
AUSTRIA - NATIONAL - TEAM |
267 |
456 |
85,234,750 |
Austria |
National |
| 436 |
UCD Hotties |
5 |
456 |
294,550 |
United States |
Primary school |
| 437 |
Ubuntu-FR |
67 |
451 |
8,660,063 |
France |
Other |
| 438 |
Tea Drinkers Anonymous |
5 |
441 |
639,859 |
International |
Other |
| 439 |
Washington University in St. Louis |
7 |
440 |
3,652,592 |
United States |
University or department |
| 440 |
Michigan Tech |
46 |
431 |
7,473,519 |
United States |
University or department |
