| Business | Phone |
| Ace Emission Testing 3701 Flat Shoals Rd, Decatur 30034 | (404) 244-8124 |
| Auto 285 4527 Glenwood Rd, Decatur 30032 | (404) 288-1600 |
| Candler Express Emissions 1954 Candler Rd, Decatur 30032 | (404) 286-4001 |
| Dekra Emission Check Inc 2375 Wesley Chapel Rd, Decatur 30035 | (770) 808-1252 |
| Dekra Emission Check Inc 4800 Memorial Dr, Decatur 30032 | (404) 296-3300 |
| Dekra Emissions Check Inc 3555 Memorial Dr, Decatur 30032 | (404) 286-4492 |
| Emissions R Us 4979 Flat Shoals Pkwy, Decatur 30034 | (678) 518-0660 |