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The primary professional society for land surveyors in each state, district and territory. Most handle continuing education, legislative advocacy on licensure and practice standards, and an annual conference or convention.

The Alabama Society of Professional Land Surveyors is the primary professional association representing licensed land surveyors, survey technicians, students, and surveying businesses across Alabama. The society runs continuing education programs, a job board, and a member directory, and hosts recurring statewide events including summer and fall conferences. ASPLS advocates on legislative and regulatory issues affecting…

The Alaska Society of Professional Land Surveyors formed in 1959, during Alaska’s transition from territory to statehood, when surveyors organized to defend the profession’s legal scope of practice as new state licensing laws were being drafted. The society continues to promote surveying practice, professional standards, and public understanding of the profession in Alaska. ASPLS holds…

Arizona Professional Land Surveyors is the state’s professional society for licensed land surveyors, organized to uphold professional standards and ethical practice while raising public awareness of surveying. The association supports local chapters around the state and maintains a searchable directory of members in private practice. APLS operates a dedicated job board and a calendar of…

The Arkansas Society of Professional Surveyors is the state’s principal professional association for licensed land surveyors, headquartered in Hot Springs. The society maintains a member directory, a career center listing surveying job openings, and an education portal for continuing education. It also publishes a licensure resource page explaining the path to becoming a professional surveyor…

The California Land Surveyors Association has represented licensed land surveyors and the broader surveying community in California since 1966, when it was founded by 29 charter members. CLSA advocates for the profession, promotes education, and works to raise public awareness of the value of surveying. The association is organized into regional chapters across the state…

The Colegio de Ingenieros y Agrimensores de Puerto Rico, founded in 1938, is a quasi-public nonprofit corporation uniting engineers and land surveyors across Puerto Rico. Known in English as the Puerto Rico College of Engineers and Land Surveyors, it differs from a typical voluntary state association: Puerto Rico law requires practicing engineers and surveyors to…

The Connecticut Association of Land Surveyors is the principal professional organization for licensed land surveyors in Connecticut and states that it represents more than half of the state’s licensed surveying population. CALS runs continuing education programs and legislative advocacy on behalf of the profession, maintains a classified job listings section, and operates a members-only portal…

The Delaware Association of Surveyors is the state’s primary professional organization for land surveyors, organized to support surveying practice through education, networking, and advocacy for ethical standards. It offers five membership categories: Professional, Associate, Affiliate, Corresponding, and Retired. DAS holds an annual conference each fall, combining a general membership meeting, dinner, and professional development hours…

The District of Columbia Association of Land Surveyors, founded in 2001, is the membership organization for land surveyors working in and around Washington, D.C. Its purpose is to advance the sciences of surveying and mapping within the District, educate the public about the value of surveying, promote performance standards, and strengthen working relationships between surveyors…

The Florida Surveying and Mapping Society is the statewide professional organization representing licensed surveyors and mappers throughout Florida. Founded in 1955 as the Florida Society of Professional Land Surveyors, it later broadened its name to reflect the profession’s growth into mapping and geospatial work. FSMS operates one of the larger local chapter networks among state…

The Hawaii Land Surveyors Association, founded in 1988, is the primary professional organization for land surveyors across the Hawaiian Islands. By its own account it includes roughly 70 percent of the state’s licensed land surveyors, along with survey technicians and associate members. The association is organized around island and county sections, including a Hawaii County…

The Idaho Society of Professional Land Surveyors is Idaho’s statewide association for licensed land surveyors, established in 1976 as the Idaho Association of Land Surveyors and renamed in 1993. Its mission is to advance the science of land surveying and maintain high standards of professional ethics and practice. ISPLS is organized around nine regional sections…

The Illinois Professional Land Surveyors Association is the state’s principal professional organization for licensed land surveyors, based in Springfield. Its mission centers on advancing the profession by promoting high standards of practice and conduct, upholding the Illinois Land Surveyors Act, and supporting members through continuing education, professional fellowship, and current technology. IPLSA maintains local chapters…

The Indiana Society of Professional Land Surveyors is Indiana’s statewide professional association for licensed land surveyors, founded in 1954. Its mission is to give members a professional identity, guidelines and direction, educational services, and advocacy for surveying across the state. ISPLS is organized into regional chapters, including Central Indiana, Hoosier Hills, and Initial Point, and…

The Kansas Society of Land Surveyors is the state’s principal professional organization for licensed and aspiring land surveyors. Its stated purpose is to promote the common welfare of members practicing land surveying, encourage high ethical and professional standards, support study of surveying problems, and build public confidence in surveyors and their work. KSLS offers membership…