Most states require emissions testing for their local standards.
Testing areas are subject to change, you are advised to call the local emission testing or motor vehicle agency for current information.
Emissions Testing Resources
EPA emissions testing information.
| State | Inspection Area | Telephone | Website |
|---|---|---|---|
| Arizona | Phoenix, Tucson | (877) 692-9227 | Arizona |
| California | Statewide | (800) 952-5210 | California |
| Colorado | Denver-Boulder | (303) 205-5603 | Colorado |
| Connecticut | Statewide | (888) 828-8399 | Connecticut |
| DC, Washington | District Wide | (202) 727-5000 | Washington DC |
| Delaware | Statewide | (302) 434-3200 | Delaware |
| Georgia | Atlanta Metro | (800) 449-2471 | Georgia |
| Idaho | Boise & Ada County | (208) 377-9191 | Idaho |
| Illinois | Chicago, East St. Louis | (847) 758-3400 | Illinois |
| Indiana | Chicago, Gary-IN metro | (888) 240-1684 | Indiana |
| Maine | Portland MSA, Cumberland County | (207) 287-2437 | Maine |
| Maryland | Baltimore, DC Area | (800) 638-8347 | Maryland |
| Massachusetts | Statewide | (877) 387-8234 | Massachusetts |
| Missouri | Jefferson & Frankiln Counties | (888) 748-1247 | Missouri |
| Nevada | Reno, Las Vegas | (702) 486-4981 | Nevada |
| New Hampshire | Statewide | (603) 271-1370 | New Hampshire |
| New Jersey | Statewide | (888) 656-6867 | New Jersey |
| New Mexico | Albuquerque Metro | (505) 764-1110 |
Air Care Home |
| New York | Statewide | (718) 966-6155 | New York |
| North Carolina | Check Website | (919) 861-3189 | North Carolina |
| Ohio | Cleveland, Akron | (800) CAR-TEST (227-8378) | Ohio |
| Oregon | Portland/Medford | (877) 476-0583 | Oregon |
| Pennsylvania | Philadelphia, Pittsburgh | (800) 265-0921 | Pennsylvania |
| Rhode Island | Statewide | (401) 222-2983 | Rhode Island |
| Tennessee | Memphis, Nashville | (888) 891-8332 | Tennessee |
| Texas | Dallas-Ft. Worth, El Paso, Houston, Austin | (512) 424-2770 | Texas |
| Utah | Salt Lake, Provo, Ogden | (801) 313-6720 | Utah |
| Vermont | Statewide (OBDII only) |
(802) 828-2094 | Vermont |
| Virginia | Arlington, DC Metro Area | (800) 275-3844 | Virginia |
| Washington | Seattle, Tacoma, Spokane, Vancouver | (800) 272-3780 | Washington State |
| Washington, DC | District Wide | (202) 727-5000 | Washington DC |
| Wisconsin | Milwaukee, SE Wisconsin | (800) 242-7510 | Wisconsin |
