| # | Name | Town/City | S/C/P | Comment | Date |
|---|---|---|---|---|---|
| 451 | Chad Rappleye | Columbus | Ohio | N/G | Mar 23, 2017 |
| 452 | Alex Northrop | Lakewood | Ohio | N/G | Mar 23, 2017 |
| 453 | Shaeri Mukherjee | SAN FRANCISCO | California | N/G | Mar 23, 2017 |
| 454 | Michael Burrows | Chicago | Illinois | N/G | Mar 23, 2017 |
| 455 | Guinevere Olson | New Haven | Connecticut | View | Mar 23, 2017 |
| 456 | Bala Ramaswami | Pittsburgh | PA | N/G | Mar 23, 2017 |
| 457 | Maria Tokuyama | New Haven | Connectict | N/G | Mar 23, 2017 |
| 458 | Laura Cook | Chicago | Il | N/G | Mar 23, 2017 |
| 459 | Hallie Kirkley | Chicago | IL | N/G | Mar 23, 2017 |
| 460 | Samantha Ohmer | Columbus | Ohio | View | Mar 23, 2017 |
| 461 | Jay Kolls | Pittsburgh | PA | View | Mar 23, 2017 |
| 462 | John McDyer | Pittsburgh | PA | View | Mar 23, 2017 |
| 463 | Enric Esplugues | Guilford | CT | N/G | Mar 23, 2017 |
| 464 | Anonymous | Los Angele3s | California | View | Mar 23, 2017 |
| 465 | SArah Gaffen | Pittsburgh | Pennsylvania | N/G | Mar 23, 2017 |
| 466 | Anonymous | Westerville | Ohio | N/G | Mar 23, 2017 |
| 467 | Navid Ghorashian | Chicago | IL 60637 | N/G | Mar 23, 2017 |
| 468 | Permelia York | Tulsa | Oklahoma | N/G | Mar 23, 2017 |
| 469 | Anonymous | Pittsburgh | Pa | N/G | Mar 23, 2017 |
| 470 | Daniel de Riba de Genover | Barcelona | Spain | N/G | Mar 23, 2017 |
| 471 | Dimitri de Kouchkovsky | New Haven | Connecticut | N/G | Mar 23, 2017 |
| 472 | Anonymous | Athens | Georgia | N/G | Mar 23, 2017 |
| 473 | Jeremy Marks | Chicago | Illinois | View | Mar 23, 2017 |
| 474 | Mary Relotto | Columbus | Ohio | View | Mar 23, 2017 |
| 475 | Anonymous | Chicago | Illinois | N/G | Mar 23, 2017 |
| 476 | Jonathan Karn | Cleveland | OH | View | Mar 23, 2017 |
| 477 | Deborah Nelson | Chicago | Il | N/G | Mar 23, 2017 |
| 478 | Samantha Boch | Columbus | Ohio | N/G | Mar 23, 2017 |
| 479 | Allan Jacobson | Grafton | Massachusetts | N/G | Mar 23, 2017 |
| 480 | John Edwards | Los Angeles | California | View | Mar 23, 2017 |
| 481 | Jon Piganelli | Pittsburgh | Pennsylvania | N/G | Mar 23, 2017 |
| 482 | Ishan Nath | Chicago | IL | N/G | Mar 23, 2017 |
| 483 | Jennifer Philpott | Lake Oswego | OR | View | Mar 23, 2017 |
| 484 | Taylor Glausen | Buffalo | New York | N/G | Mar 23, 2017 |
| 485 | Anonymous | Torrance | California | View | Mar 23, 2017 |
| 486 | Larkin Kolls | Pittsburgh | Pennsylvania | N/G | Mar 23, 2017 |
| 487 | Cynthia Shellhaas | Columbus | Ohio | N/G | Mar 23, 2017 |
| 488 | Anonymous | Orange | CA | N/G | Mar 23, 2017 |
| 489 | Anonymous | New Haven | Connecticut | N/G | Mar 23, 2017 |
| 490 | Elaheh Mossayebi | Irvine | California | N/G | Mar 23, 2017 |
| 491 | Christopher Stamper | Chicago | Illinois (IL) | N/G | Mar 23, 2017 |
| 492 | Anonymous | Powell | OH | N/G | Mar 23, 2017 |
| 493 | Cynthai Kolls | Mandeville | LA | N/G | Mar 23, 2017 |
| 494 | Kong Chen | Pittsburgh | PA | N/G | Mar 23, 2017 |
| 495 | Anonymous | San Francisco | CA | N/G | Mar 23, 2017 |
| 496 | Anne Sperling | Chicago | Illinois | N/G | Mar 23, 2017 |
| 497 | Laurie Read | Orchard Park | NY | N/G | Mar 23, 2017 |
| 498 | Karlynn Neu | CHICAGO | Illinois | N/G | Mar 23, 2017 |
| 499 | Anonymous | Columbus | OH | N/G | Mar 23, 2017 |
| 500 | Anonymous | Pittsburgh | Pennsylvania | View | Mar 23, 2017 |
- S/C/P - State, County or Province
- Dates displayed in the signature list are based on UTC/GMT
- Anonymous signatures signify people who have chosen not to display their names publicly
- A comment in gray indicates that the signer has hidden their comment from public view