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The Congestion Mitigation and Air Quality Improvement Program

State Transportation Contacts

Note: This information was archived in September 2013. For current information, see www.fhwa.dot.gov//environment/air_quality/cmaq/reference/.

Alabama | Alaska | Arizona | Arkansas | California | Colorado | Connecticut | Delaware | District of Columbia | Florida | Georgia | Hawaii | Idaho | Illinois | Indiana | Iowa | Kansas | Kentucky | Louisiana | Maine | Maryland | Massachusetts | Michigan | Minnesota | Mississippi | Missouri | Montana | Nebraska | Nevada | New Hampshire | New Jersey | New Mexico | New York | North Carolina | North Dakota | Ohio | Oklahoma | Oregon | Pennsylvania | Puerto Rico | Rhode Island | South Carolina | South Dakota | Tennessee | Texas | Utah | Vermont | Virginia | Washington | West Virginia | Wisconsin | Wyoming

Alabama Department of Transportation
1409 Coliseum Blvd.
Montgomery, AL 36130
(334) 242-6311
(334) 262-8041 Fax
web site: www.dot.state.al.us/docs

Alaska Department of Transportation & Public Facilities
3132 Channel Drive
Juneau, AK 99801-7898
(907) 465-3900
(907) 586-8365 Fax
web site: www.dot.state.ak.us

Arizona Department of Transportation
206 S. 17th Avenue
Phoenix, AZ 85007
(602) 255-7226
(602) 255-6941 Fax
web site: www.dot.state.az.us

Arkansas Department of Transportation
P.O. Box 2261, Little Rock, AR 72203
10324 Interstate 30, Little Rock, AR 72209
(501) 569-2211
(501) 569-2400 Fax
web site: www.ahtd.state.ar.us

California Department of Transportation
1120 N Street
P. O. Box 942673
Sacramento, CA 94273-0001
(916) 654-5267
(916) 654-6608 Fax
web site: www.dot.ca.gov

Colorado Department of Transportation
4201 E. Arkansas Ave.
Denver, CO 80222
(303) 757-9201
(303) 757-9656 Fax
web site: www.dot.state.co.us

Connecticut Department of Transportation
P. O. Box 317546 / 2800 Berlin Turnpike
Newington, CT 06131-7546
(217) 782-5597
(217) 782-6828 Fax
web site: http://wwwcf.fhwa.dot.gov/exit.cfm?link=http://dot.state.il.us
(860) 594-3000
(860) 594-3008 Fax
web site: www.ct.gov/dot/site/default.asp

Delaware Department of Transportation Highway Administration Center
P. O. Box 778 Bay Road, Route 113
Dover, DE 19903 Dover, DE 19903
(302) 760-2303
(302) 739-5736 Fax
web site: www.deldot.net

District of Columbia Department of Public Works Reeves Center
2000 14th Street, N.W., 6th Floor
Washington, DC 20009
(202) 939-8000
(202) 939-8191 Fax
web site:
http://dpw.dc.gov/dpw/site/default.asp

Florida Department of Transportation
605 Suwannee Street
Tallahassee, FL 32399-0450
(850) 414-5205
(850) 488-5526 Fax
web site: www.dot.state.fl.us

Georgia Department of Transportation
2 Capitol Square
Atlanta GA 30334
(404) 656-5206
(404) 656-3507 Fax
web site: www.dot.state.ga.us

Hawaii Department of Transportation
869 Punchbowl Street
Honolulu, HI 96813-5097
(808) 587-2150
(808) 587-2167 Fax
web site: www.hawaii.gov/dot

Idaho Transportation Department
3311 W. State Street
P. O. Box 7129
Boise, Id 83707
(208) 334-8807
(208) 334-3858 Fax
web site: http://itd.idaho.gov/

Illinois Department of Transportation
2300 S. Dirksen Parkway
Springfield IL 62764
web site: http://www.idot.illinois.gov/

Indiana Department of Transportation
Indiana Government Center North

100 N. Senate Avenue
Indianapolis IN 46204-2249
(317) 232-5526
(317) 232-0238 Fax
web site: www.ai.org/dot

Iowa Department of Transportation
800 Lincoln Way
Ames, IA 50010
(515) 239-1111
(515) 239-1639 Fax
web site: www.dot.state.ia.us

Kansas Department of Transportation
Docking State Office
915 Harrison
Topeka KS 66612
(785) 296-3461
(785) 296-1095 Fax
web site: www.ksdot.org

Kentucky Transportation Cabinet
State Office Building
High & Clinton Streets
Frankfort KY 40622
(502) 564-4890
(502) 379-1851 Fax
web site: www.kytc.state.ky.us

Louisiana Department of Transportation and Development
P. O. Box 94245 1201 Capitol Access Rd.
Baton Rouge, LA 70804-9245
(504) 379-1200
(504) 379-1851 Fax
web site: www.dotd.state.la.us

Maine Department of Transportation
State House Station 16
Augusta ME 04333-0016
(207) 287-2551
(207) 287-2896 Fax
web site: www.state.me.us/mdot

Maryland Department of Transportation
P. O. Box 8755
10 Elm Road
BWI Airport MD 21240-0755
(410) 865-1000
(410) 865-1334 Fax
web site: www.mdot.state.md.us

Massachusetts Highway Department
10 Park Plaza
Boston MA 02116-3973
(617) 973-7868
(617) 973-8040 Fax
web site: www.state.ma.us/mhd

Massachusetts Executive Office of Transportation and Construction
10 Park Plaza, Suite 3510
Boston, MA 02116-3969
(617) 973-7000
(617) 523-6454 Fax
web site: www.eotc.org

Michigan Department of Transportation
State Transportation Building
425 West Ottawa
P. O. Box 30050
Lansing, MI 48913
(517) 373-2114
(517) 373-0167 Fax
web site: www.michigan.gov/mdot

Minnesota Department of Transportation
395 John Ireland Boulevard
Room 411, Transportation Building
St. Paul MN 55155
(651) 297-2930
(651) 296-3587 Fax
web site: www.dot.state.mn.us

Mississippi Department of Transportation
Woolfolk State Office Building 401
North West Street
P. O. Box 1850 10th Floor
Jackson MS 39215-1850 Jackson
MS 39205
(601) 359-7001
(601) 359-7050 Fax
web site: www.mdot.state.ms.us

Missouri Department of Transportation
Highway and Transportation Building
P. O. Box 270
Corner, Capitol & Jefferson
Jefferson City MO 65102
(573) 751-4622
(573) 526-5419 Fax
web site: www.modot.state.mo.us

Montana Department of Transportation
2701 Prospect Avenue
Helena MT 59620
(406) 444-6201
(406) 444-7643 Fax
web site: www.mdt.mt.gov

Nebraska Department of Roads
1500 Nebraska Highway 2
P. O. Box 94759
Lincoln NE 65809-4759
(402) 479-4615
(402) 479-4325 Fax
web site: www.dor.state.ne.us

Nevada Department of Transportation
1263 S. Stewart Street
Carson City NV 89712
(702) 888-7440
(702) 888-7201 Fax
web site: www.nevadadot.com

New Hampshire Department of Transportation
John O. Morton Bldg.
Hazen Drive
P. O. Box 483
Concord NH 03301-0483
(603) 271-3734
(603) 271-3914 Fax
web site: www.state.nh.us/dot

New Jersey Department of Transportation
1035 Parkway Avenue, CN-600
Trenton NJ 08625
(609) 530-3535
(609) 530-3894 Fax
web site: www.state.nj.us/transportation

New Mexico State Highway and Transportation Department
State Highway Department Building
1120 Cerrilos Road, P.O. Box 1149
Santa Fe, NM 87504
(505) 827-5110
(505) 827-5469 Fax
web site: www.nmshtd.state.nm.us

New York Department of Transportation
Building 5, State Office Campus
Albany, NY 12232
(518) 457-4422
(518) 457-4190 Fax
web site: www.dot.state.ny.us

North Carolina Department of Transportation
P. O. Box 25201
1. S. Wilmington Street
Raleigh NC 27611
(919) 733-2520
(919) 733-9150 Fax
web site: www.ncdot.org

North Dakota Department of Transportation
608 E. Boulevard Avenue
Bismarck ND 58505-0700
(701) 328-2581
(701) 328-1420 Fax
web site: www.state.nd.us/dot

Ohio Department of Transportation
1980 West Broad Street
Columbus, OH 43223
(614) 466 2335
(614) 466-0587 Fax
web site: www.dot.state.oh.us

Oklahoma Department of Transportation
200 N.E. 21st Street
Oklahoma City OK 73105
(405) 521-2631
(405) 521-2093 Fax
web site: www.okladot.state.ok.us

Oregon Department of Transportation
355 Capitol Street, N.E.
Salem OR 97310
(503) 986-3200
(503) 986-3446 Fax
web site: www.odot.state.or.us

Pennsylvania Department of Transportation
Forum Place
555 Walnut Street
Harrisburg, PA 17101-1900
(717) 787-5574
(717) 787-5491 Fax
web site: www.dot.state.pa.us

Puerto Rico Department of Transportation and Public Works
Office of the Secretary
P. O. Box 42007
San Juan PR 00940-2007
(787) 725-7112
(787) 728-8963 Fax
web site: www.dtop.gov.pr

Rhode Island Department of Transportation
2 Capitol Hill
State Office Building
Providence RI 02903
(401) 222-2481
(401) 222-6038 Fax
web site: www.dot.state.ri.us

South Carolina Department of Transportation
Silas N. Pearman Building
955 Park Street
P. O. Box 191
Columbia SC 29202
(803) 737-1300
(803) 737-2038 Fax
web site: www.dot.state.sc.us

South Dakota Department of Transportation
700 East Broadway Avenue
Pierre SD 57501-2586
(605) 773-3265
(605) 773-3921 Fax
web site: www.sddot.com

Tennessee Department of Transportation
900 James K. Polk Building
Fifth and Deaderick
Nashville TN 37243-0349
(615) 741-6832
(615) 741-1098 Fax
web site: www.tdot.state.tn.us/Chief_Engineer/assistant_engineer_Planning/environmental_permits/index.htm

Texas Department of Transportation
Dewitt C. Greer Highway Building
125 E. 11th Street
Austin TX 78701-2483
(512) 305-9501
(512) 463-0283 Fax
web site: www.dot.state.tx.us

Utah Department of Transportation
UDOT/DPS Complex
4501 S. 2700 West
Salt Lake City UT 84119
(801) 965-4113
(801) 965-4338 Fax
web site: www.sr.ex.state.ut.us

Vermont Agency of Transportation
State Administration Building
133 State Street
Montpelier VT 05633
(802) 828-2657
(802) 828-3522
web site: www.aot.state.vt.us

Virginia Department of Transportation
1401 E. Broad Street, Room 414
Richmond VA 23219
(804) 786-6675
(804) 786-6683 Fax
web site: www.virginiadot.org

Washington Department of Transportation
Room 3D25 Transportation Building
Jefferson Street at Maple Park
Mail Stop: KF-01
Olympia WA 98504
(360) 705-7054
(360) 705-6800 Fax
web site: www.wsdot.wa.gov

West Virginia Department of Transportation
1900 Kanawha Boulevard, E.
Charleston, WV 25305-0440
(304) 558-0444
(304) 558-4076 Fax
web site: www.wvdot.com

Wisconsin Department of Transportation
4802 Sheboygan Avenue
P. O. Box 7910
Madison WI 53707-7910
(608) 266-1114
(608) 266-9912 Fax
web site: www.dot.state.wi.us

Wyoming Department of Transportation
5300 Bishop Boulevard
P. O. Box 1708
Cheyenne WY 82003-1708
(307) 777-4484
(307) 777-4163 Fax
web site: http://dot.state.wy.us/

Updated: 12/21/2015
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