| arhp.org | Association of Reproductive Health Professionals |
| fwhc.org | Emergency Contraception |
| fpq.com.au | Emergency Contraception |
| emergencycontraception.com.au | Emergency Contraception in Australia |
| emergencybirthcontrol.org | The Emergency Birth Control Organization |
| emedicinehealth.com | Emergency Contraception - eMedicine Health |
| dialec.org | Dial EC: Prescriptions for Emergency Contraception |
| alaskaec.org | Alaska Emergency Contraception Project |
| cecinfo.org | Consortium for Emergency Contraception |
| emory.edu | Emergency Contraceptives |
United States , Massachusetts , Burlington