American Optometric Association
- Main professional association for optometrists in the US. Information for optometrists and the general public, including information on eyecare and eye diseases. Also includes an online directory of optometrists.
- http://www.aoa.org/

Texas Optometric Association
- Includes information about locating an eye doctor, consumer and career information, and member resources.
- http://texas.optometry.net/

Opticians Association of America
- National organization working on behalf of the independent optician. Site includes consumer information about eyewear and choosing an optician.
- http://www.oaa.org

Dynamic Vision Network
- Organization for independent optometrists in South Africa.
- http://www.dvn.co.za/

Eye Health Council of Canada
- A partnership between the ophthalmic industry and Optometry, is the national public education division of the Canadian Association of Optometrists (CAO). Each year it hosts Eye Health Canada Month, a national public awareness campaign.
- http://www.opto.ca/ehcc/main.asp

World Council of Optometry (WCO)
- An international organization dedicated to the enhancement and development of eye and vision care worldwide. Representing over 50 countries, it serves as a forum for member organizations to respond to public health needs and opportunities around the world
- http://www.worldoptometry.org/

Georgia Optometric Association
- Professional organization whose mission is to fulfill the vision and eye care needs of the citizens of the state through clinical care, research, and education.
- http://www.ciclt.com/goa/

Optometrists Association Australia (Federal Office)
- Includes general information and advice on optometry and eyecare topics, as well as information specifically for optometrists.
- http://www.optometrists.asn.au

The Hong Kong Society of Professional Optometrists
- Established in 1982 by a group of optometry graduates from overseas, the society's objectives are to promote and improve the science and practice of optometry for the public benefit, and to maintain the highest possible standards of eye care services.
- http://www.hkspo.org.hk

Maryland Optometric Association
- Dedicated to delivering the highest standard of professional optometry care to the citizens of the state.
- http://www.marylandeyes.com

Illinois Optometric Association
- Provides support, networking and continuing education for optometrists within the state. Includes events calendar, publications, and convention information.
- http://www.ioaweb.org/

Tanzania Optometric Association
- Encourages professional conduct amongst its members, and represents them with the government.
- http://www.toa.kabissa.org/

Ohio Optometric Association
- Promotes high quality optometric care, and advancement of the profession of optometry.
- http://www.ooa.org

Optometrists Association Australia (Queensland Division)
- Provides public information about the association in Queensland, as well as information for optometrists.
- http://www.optomsqld.com/

Optometrists Association Australia (New South Wales Division)
- Contains information about the association, and resources for optometrists and the general public on eyecare.
- http://www.optometristsnsw.com.au/

Ontario Association of Optometrists
- Provides information about optometry, the association, and vision and eye health.
- http://www.optom.on.ca

Institute of Optometry, UK
- Offers a comprehensive range of services to support the optical professional throughout the UK. Also provides specialist eyecare services to the public.
- http://www.ioo.org.uk/

Association of Optometrists, UK
- Mission is to promote and protect its members, individually and collectively, with services and representation to enhance their professional and business activities.
- http://www.assoc-optometrists.org/

British Contact Lens Association
- Information about the association. Clinical Conference announcements, continuing education courses and scientific meetings.
- http://www.bcla.org.uk/

American Academy of Optometry (British Chapter)
- Organization to promote excellence in the practise of optometry.
- http://www.academy.org.uk/

General Optical Council, UK
- Regulatory authority in the UK and Northern Ireland responsible for the regulation of opticians (optometrists). It does this by providing for statutory registration, the accreditation and monitoring of education, training and examination. It also enforces
- http://www.optical.org/

Association of Regulatory Boards of Optometry (ARBO)
- Provide resources to state regulatory boards of optometry throughout North America.
- http://www.arbo.org

Australasian College of Behavioural Optometrists (ACBO)
- Foundation for knowledge and education for professionals in behavioural optometry.
- http://www.acbo.org.au

The College of Optometrists (United Kingdom)
- Professional, scientific and examining body for optometry in the UK.
- http://www.college-optometrists.org

Federation Of Ophthalmic and Dispensing Opticians, UK
- Represents the business interests of registered opticians.
- http://www.fodo.com

Canadian Association of Optometrists
- Provides information about Optometry, the association, as well as information on vision and eye health.
- http://www.opto.ca/

New Zealand Association of Optometrists
- Represents over 90% of the Practising Optometrists in New Zealand. Information for optometrists, vision and useful links.
- http://www.nzao.co.nz

Optometric Extension Program
- A non-profit organization which serves the educational needs of optometrists.
- http://www.oep.org

International Association of Contact Lens Educators (IACLE)
- Global educational organisation dedicated to raising the standard of contact lens education worldwide and promoting the widespread, safe use of contact lenses.
- http://www.iacle.org

Tennessee Optometric Association
- Represents more than 600 doctors of optometry, optometry students and paraoptometric assistants and technicians in nearly every county across the state.
- http://www.toaonline.org

Optometrists Association Australia (Victorian Division)
- Professional organisation for optometrists in Victoria, Australia.
- http://www.vicoptom.asn.au

California Optometric Association
- Dedicated to assuring the highest quality health care for the public through the advancement of optometry.
- http://www.coavision.org

American Academy of Optometry
- Information about the academy, including research databases, member directories and information on optometry and vision care.
- http://www.aaopt.org

Florida Optometric Association
- Provides information on sight wellness, and a list of O.D.'s in the state.
- http://www.floridaeyes.org/