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About States

The following U.S. states and territories are included in AirData reports and maps.

State Name Postal Abbrev. FIPS Code EPA Region
Alabama AL 01 4
Alaska AK 02 10
Arizona AZ 04 9
Arkansas AR 05 6
California CA 06 9
Colorado CO 08 8
Connecticut CT 09 1
Delaware DE 10 3
District of Columbia DC 11 3
Florida FL 12 4
Georgia GA 13 4
Hawaii HI 15 9
Idaho ID 16 10
Illinois IL 17 5
Indiana IN 18 5
Iowa IA 19 7
Kansas KS 20 7
Kentucky KY 21 4
Louisiana LA 22 6
Maine ME 23 1
Maryland MD 24 3
Massachusetts MA 25 1
Michigan MI 26 5
Minnesota MN 27 5
Mississippi MS 28 4
Missouri MO 29 7
Montana MT 30 8
Nebraska NE 31 7
Nevada NV 32 9
New Hampshire NH 33 1
New Jersey NJ 34 2
New Mexico NM 35 6
New York NY 36 2
North Carolina NC 37 4
North Dakota ND 38 8
Ohio OH 39 5
Oklahoma OK 40 6
Oregon OR 41 10
Pennsylvania PA 42 3
Puerto Rico PR 72 2
Rhode Island RI 44 1
South Carolina SC 45 4
South Dakota SD 46 8
Tennessee TN 47 4
Texas TX 48 6
Utah UT 49 8
Vermont VT 50 1
Virgin Islands VI 78 2
Virginia VA 51 3
Washington WA 53 10
West Virginia WV 54 3
Wisconsin WI 55 5
Wyoming WY 56 8

The following U.S. territories are not included in AirData reports and maps.

Territory Name Postal Abbrev. FIPS Code EPA Region
American Samoa AS 60 9
Federated States of Micronesia FM 64 9
Guam GU 66 9
Marshall Islands MH 68 9
Northern Mariana Islands MP 69 9
Palau PW 70 9
U.S. Minor Outlying Islands UM 74 9

 


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