| Zip Code | Primary City | Secondary City | More Information |
| 91108 | San Marino | Pasadena | Pasadena population stats |
| 91118 | San Marino | Pasadena | Pasadena population stats |
| 91101 | Pasadena | Pasadena | Pasadena population stats |
| 91102 | Pasadena | Pasadena | Pasadena population stats |
| 91103 | Pasadena | Pasadena | Pasadena population stats |
| 91104 | Pasadena | Pasadena | Pasadena population stats |
| 91105 | Pasadena | Pasadena | Pasadena population stats |
| 91106 | Pasadena | Pasadena | Pasadena population stats |
| 91107 | Pasadena | Pasadena | Pasadena population stats |
| 91110 | Pasadena | Pasadena | Pasadena population stats |
| 91114 | Pasadena | Pasadena | Pasadena population stats |
| 91115 | Pasadena | Pasadena | Pasadena population stats |
| 91116 | Pasadena | Pasadena | Pasadena population stats |
| 91117 | Pasadena | Pasadena | Pasadena population stats |
| 91121 | Pasadena | Pasadena | Pasadena population stats |
| 91123 | Pasadena | Pasadena | Pasadena population stats |
| 91124 | Pasadena | Pasadena | Pasadena population stats |
| 91125 | Pasadena | Pasadena | Pasadena population stats |
| 91126 | Pasadena | Pasadena | Pasadena population stats |
| 91129 | Pasadena | Pasadena | Pasadena population stats |
| 91131 | Pasadena | Pasadena | Pasadena population stats |
| 91182 | Pasadena | Pasadena | Pasadena population stats |
| 91184 | Pasadena | Pasadena | Pasadena population stats |
| 91185 | Pasadena | Pasadena | Pasadena population stats |
| 91188 | Pasadena | Pasadena | Pasadena population stats |
| 91189 | Pasadena | Pasadena | Pasadena population stats |
| 91191 | Pasadena | Pasadena | Pasadena population stats |
| 91199 | Pasadena | Pasadena | Pasadena population stats |