| 2007 NAICS | 2012 NAICS | 2017 NAICS | Corresponding Index Entries | |||
| 454319 | 454310 | 454310 | Alternative fuels, direct selling | |||
| 454312 | 454310 | 454310 | Bottled gas dealers, direct selling | |||
| 454319 | 454310 | 454310 | Coal dealers, direct selling | |||
| 454319 | 454310 | 454310 | Firewood dealers, direct selling | |||
| 454311 | 454310 | 454310 | Fuel oil (i.e., heating) dealers, direct selling | |||
| 454311 | 454310 | 454310 | Heating oil dealers, direct selling | |||
| 454311 | 454310 | 454310 | Jet fuel bulk stations, selling for consumption | |||
| 454312 | 454310 | 454310 | Liquefied petroleum gas (LPG) dealers, direct selling |