| Resource | Website Link |
| AAA Auto Club | http://www.aaa.com |
| Alternatives Fuel Data Center | http://www.afdc.doe.gov |
| American Trucking Association | http://trucking.org/ |
| Automotive Digest | http://www.automotivedigest.com/ |
| Clean Cities | http://www.ccities.doe.gov |
| EPA Clean Fuel Fleets | http://www.epa.gov/otaq/cff.htm |
| Fleet Central | http://www.automotive-fleet.com |
| Highway Loss Data Insturute | http://www.carsafety.org |
| National Association of Fleet Administrators (NAFA) | http://www.nafa.org |
| National Highway Traffic Safety Administrators ( NHTSA) | http://www.nhtsa.dot.gov |
| NGTSA Hotline | http://www.nhtsa.dot.gov/hotline |
| NHTSA Recall Information | http://www-odi.nhtsa.dot.gov/cars/problems/recalls/recallsearch.cfm |
| United States Department of Transportation | http://www.dot.gov |
| United States Environmental Protection Agency | http://www.epa.gov |