List of ASTRO U.S. Members by State*
| State |
Number of Members |
State |
Number of Members |
| Alabama |
86 |
Montana |
24 |
| Alaska |
10 |
North Carolina |
242 |
| Arizona |
133 |
North Dakota |
17 |
| Arkansas |
40 |
Nebraska |
43 |
| California |
827 |
Nevada |
46 |
| Colorado |
98 |
New Hampshire |
24 |
| Connecticut |
97 |
New Jersey |
232 |
| District of Columbia |
28 |
New Mexico |
31 |
| Delaware |
23 |
New York |
523 |
| Florida |
522 |
Ohio |
251 |
| Georgia |
159 |
Oklahoma |
69 |
| Hawaii |
21 |
Oregon |
101 |
| Iowa |
62 |
Pennsylvania |
435 |
| Idaho |
27 |
Rhode Island |
30 |
| Illinois |
288 |
South Carolina |
66 |
| Indiana |
149 |
South Dakota |
13 |
| Kansas |
50 |
Tennessee |
131 |
| Kentucky |
93 |
Texas |
530 |
| Louisiana |
69 |
Utah |
56 |
| Maine |
24 |
Virginia |
178 |
| Maryland |
193 |
Vermont |
14 |
| Massachusetts |
282 |
Washington |
175 |
| Michigan |
255 |
West Virginia |
36 |
| Minnesota |
125 |
Wisconsin |
156 |
| Mississippi |
37 |
Wyoming |
9 |
| Missouri |
147 |
Guam |
1 |
| |
|
Puerto Rico |
23 |
*Membership numbers as of January 2009.
