| PE Motor Coach Route Numbers As Originally Assigned (1943) |
| 1 | Los Angeles-Pasadena via Oak Knoll | 51 | Garfield Avenue-Highland Park |
| 2 | Los Angeles-Pasadena via Short Line | 52 | Los Angeles-Alhambra-Temple City |
| 3 | Los Angeles-El Monte-Baldwin Park-Covina | 53 | Los Angeles-Pomona-San Bernardino via Garvey Avenue |
| 4 | Los Angeles-Monrovia-Glendora | 54 | Long Beach-Huntington Park |
| 5 | Los Angeles-Sierra Madre | 55 | Los Angeles-Newport Beach-Balboa |
| 6 | Los Angeles-Long Beach | 56 | Los Angeles-Sunland (ex-Motor Transit) |
| 7 | Los Angeles-San Pedro | 57 | Los Angeles-El Monte-Redlands via Valley Boulevard (ex-Motor Transit) |
| 8 | Los Angeles-Wilmington-San Pedro Steamship Service | 58 | Long Beach-Santa Ana (ex-Motor Transit) |
| 9 | Long Beach-San Pedro | 59 | Long Beach-Riverside (ex-Motor Transit) |
| 10 | Long Beach-Wilmington-San Pedro Steamship Service | 60 | Riverside-Colton-San Bernardino (ex-Motor Transit) |
| 11 | Los Angeles-Santa Ana | 61 | Long Beach-Pasadena (ex-Motor Transit) |
| 12 | Los Angeles-Santa Monica via Air Line | 75 | Los Angeles-Santa Monica via Beverly Hills |
| 13 | Newport Beach special service | 76 | Beverly-Sunset Boulevards |
| 14 | Los Angeles-San Bernardion special service | 77 | Hollywood-Beverly Hills-University |
| 25 | WattsSierra Vista | 78 | Western and Franklin |
| 26 | Hollywood Boulevard-Venice Short Line | 79 | Los Angeles-Redondo Beach |
| 27 | Subway-Hollywood | 80 | Emery Park |
| 28 | Subway-Santa Monica Boulevard-San Fernando Valley | 81 | Ventura Boulevard |
| 29 | Los Angeles-Glendale-Burbank | 82 | North Hollywood |
| 50 | Pasadena-Alhambra Southern Pacific Station | 83 | Van Nuys-Canoga Park |
| | 84 | Van Nuys-San Fernando |