| AB | AC | AD | AE | AF | AG | AI | AL | AM | AN | AP | AQ | AR | AS | AT | AU | AV | AW | AX | AZ |
| Index entry | NAICS Code | U.S. NAICS Title |
|---|---|---|
| After-shave preparations manufacturing | 325620 | Toilet Preparation Manufacturing |
| Aftercoolers (i.e., heat exchangers) manufacturing | 332410 | Power Boiler and Heat Exchanger Manufacturing |
| AB | AC | AD | AE | AF | AG | AI | AL | AM | AN | AP | AQ | AR | AS | AT | AU | AV | AW | AX | AZ |