| # | Name | Town/City | Region | Comment | Date |
|---|---|---|---|---|---|
| 551 | Simona Samuilova | Sofia | Bulgaria | N/G | Apr 26, 2007 |
| 552 | Stefanka Ivanova | Sofia | Bulgaria | N/G | Apr 26, 2007 |
| 553 | Ekaterina Atanasova | Smolian | Bulgaria | View | Apr 26, 2007 |
| 554 | Toni Dimitrova | Stara Zagora | Bulgaria | View | Apr 26, 2007 |
| 555 | Evelina Stoyanova | Sofia | Bulgaria | View | Apr 26, 2007 |
| 556 | Ivelina Kostadinova | N/G | N/G | N/G | Apr 26, 2007 |
| 557 | Svetla Damianova | N/G | Bulgaria | N/G | Apr 26, 2007 |
| 558 | Maximilian Hartmuth | N/G | N/G | N/G | Apr 26, 2007 |
| 559 | Кристина Ненова | Gabrovo | N/G | View | Apr 26, 2007 |
| 560 | Павел Пертов | N/G | N/G | N/G | Apr 26, 2007 |
| 561 | Биляна Иванова | София | Bulgaria | N/G | Apr 26, 2007 |
| 562 | Svetla Kazalarska | Sofia | Bulgaria | N/G | Apr 26, 2007 |
| 563 | Peter Boutzev | Sofia | Bulgaria | N/G | Apr 26, 2007 |
| 564 | Велислав Вълов | София | Bulgaria | N/G | Apr 26, 2007 |
| 565 | Вера Драгийска | Костенец | Bulgaria | View | Apr 26, 2007 |
| 566 | Христо Христанов | Твърдица | N/G | N/G | Apr 26, 2007 |
| 567 | Kamelia Assenova-Lundstrom | N/G | Bulgaria | N/G | Apr 26, 2007 |
| 568 | Simona Vasileva | Sofia | Bulgaria | N/G | Apr 26, 2007 |
| 569 | irina tsekova | Sofia | Bulgaria | View | Apr 26, 2007 |
| 570 | Vasil Botev | Kazanlak | Bulgaria | View | Apr 26, 2007 |
| 571 | Anonymous | Sofia | Bulgaria | View | Apr 26, 2007 |
| 572 | Rayna Gavrilova | Sofia | N/G | N/G | Apr 26, 2007 |
| 573 | младен пейчев | Sofia | N/G | N/G | Apr 26, 2007 |
| 574 | Ivaylo Tzolov | N/G | N/G | N/G | Apr 26, 2007 |
| 575 | Damyan Chanev | N/G | N/G | N/G | Apr 26, 2007 |
| 576 | Preslava Kirova | Gabrovo | Bulgaria | View | Apr 26, 2007 |
| 577 | Miglena Mihaylova | Sofia | Bulgaria | N/G | Apr 26, 2007 |
| 578 | Radost Nikolaeva | Sofia | Bulgaria | N/G | Apr 26, 2007 |
| 579 | Калин Маринов | София | N/G | N/G | Apr 26, 2007 |
| 580 | eric sulley | N/G | Netherlands | View | Apr 26, 2007 |
| 581 | Anna Gergova | Svoge | Bulgaria | N/G | Apr 26, 2007 |
| 582 | Tatyana Rahova | Bansko | N/G | N/G | Apr 26, 2007 |
| 583 | Antoaneta Ovtcharova | N/G | N/G | N/G | Apr 26, 2007 |
| 584 | анна попова | софия | Bulgaria | N/G | Apr 26, 2007 |
| 585 | Ваня Иванова | Варна | Bulgaria | View | Apr 26, 2007 |
| 586 | Ognyan Lazarov | Gotse Delchev | Bulgaria | N/G | Apr 26, 2007 |
| 587 | Dimitra Lefterova | plovdiv | Bulgaria | View | Apr 26, 2007 |
| 588 | Kristina Atanasova | Sofiq | Bulgaria | View | Apr 26, 2007 |
| 589 | veneta zlatinova | sofia | Bulgaria | N/G | Apr 26, 2007 |
| 590 | Stanka Valkova | Sofia | Cambodia | N/G | Apr 26, 2007 |
| 591 | Валерия Мечкова | N/G | N/G | N/G | Apr 26, 2007 |
| 592 | Yordan Petrov | N/G | N/G | N/G | Apr 26, 2007 |
| 593 | Розмари Казасова | Габрово | Bulgaria | View | Apr 26, 2007 |
| 594 | anelia ivanova | montana | Bulgaria | N/G | Apr 26, 2007 |
| 595 | Vessela Pipkova | Sofia | N/G | N/G | Apr 26, 2007 |
| 596 | Angelina Gimisheva | Sofia | N/G | N/G | Apr 26, 2007 |
| 597 | Антоанета Димитрова | София | Bulgaria | N/G | Apr 26, 2007 |
| 598 | Maria Kolucheva | New York | USA | View | Apr 26, 2007 |
| 599 | Lina Anastassova | Burgas | Bulgaria | View | Apr 26, 2007 |
| 600 | Десислава Милушева | София | Bulgaria | View | Apr 26, 2007 |
- 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