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