| AUTOCAR (Pittsburgh) | TRICICLO | USA | PITTSBURGH - PENNSYLVANIA | 1897 |
| AUTOCARS | TRICAR | ISRAEL | HAIFA - HAIFA | 1957 |
| AUTOCYCLETTE (New York) | ESCÚTER | USA | NEW YORK - NEW YORK | 1921 |
| AUTOCYCLETTE (Paris) | BICIMOTOR | FRANCIA | PARIS - SEINE | 1899 |
| AUTOCYKL | TRICAR | CHECOSLOVAQUIA | BAŠKA - MORAVSKOSLEZSKÝ KRAJ | 1948 |
| AUTODISA | TRICICLO | PERÚ | ATE-LIMA - LIMA | 2003 |
| AUTOETTE (Chrisman) | TRICICLO | USA | CHRISMAN - ILLINOIS | 1913 |
| AUTOETTE (Long Beach) | TRICICLO | USA | LONG BEACH - POMONA - CALIFORNIA | 1947 |
| AUTOETTE (Manistee) | TRICICLO | USA | MANISTEE - MICHIGAN | 1910 |
| AUTOFIX | ESCÚTER | ALEMANIA RDA | REINICKENDORF-BERLIN - BERLIN | 1950 |
| AUTOFLUG | MOTOCICLETA | ALEMANIA (REP. WEIMAR) | JOHANNISTHAL-BERLIN - BERLIN | 1921 |
| AUTOGEAR | TRICAR | REINO UNIDO | LEEDS - WEST YORKSHIRE | 1922 |
| AUTOGLIDER | ESCÚTER | REINO UNIDO | BIRMINGHAM - WARWICKSHIRE | 1919 |
| AUTOGNOM | MOTOR | ALEMANIA IMPERIAL | BERLIN - BERLIN | 1907 |
| AUTOMOTETTE | TRICICLO | FRANCIA | PARIS - SEINE | 1898 |
| AUTOMOTEURS | MOTOCICLETA | BÉLGICA | LEUVEN - ZAVENTEM - VLAAMS-BRABANT | 1902 |
| AUTOMOTIONETTE | BICIMOTOR | FRANCIA | PARIS - SEINE | 1934 |
| AUTOMOTO | MOTOCICLETA | FRANCIA | SAINT-ÉTIENNE - PARIS - VALENTIGNEY - LOIRE - PARIS - DOUBS.png | 1885 - 1901 |
| AUTOPED | ESCÚTER | USA | NEW YORK - NEW YORK | 1914 |
| AUTOSCO | ESCÚTER | REINO UNIDO | LONDON - LONDON COUNTY | 1920 |