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| All states are deemed to be NCLGS members. States are distinguished as either general or contributing members. | |||||
| Alabama | Georgia | Maine | NEVADA* | Oklahoma | Utah |
| Alaska | Hawaii | Maryland | New Hampshire | Oregon | Vermont |
| Arizona | Idaho | MASSACHUSETTS* | NEW JERSEY* | PENNSYLVANIA* | Virginia |
| Arkansas | Illinois | MICHIGAN* | NEW MEXICO* | Rhode Island | WASHINGTON* |
| California | INDIANA* | MINNESOTA* | New York | South Carolina | Washington, D.C. |
| COLORADO* | Iowa | Mississippi | North Carolina | South Dakota | WEST VIRGINIA* |
| CONNECTICUT* | KANSAS* | MISSOURI* | North Dakota | Tennessee | Wisconsin |
| DELAWARE* | Kentucky | Montana | OHIO* | Texas | Wyoming |
| FLORIDA* | LOUISIANA* | Nebraska | |||
| * contributing member state | |||||
