49 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 19124 | Philadelphia | 72,919 |
| 19120 | Philadelphia | 71,360 |
| 19111 | Philadelphia | 67,149 |
| 19143 | Philadelphia | 63,186 |
| 19134 | Philadelphia | 60,229 |
| 19149 | Philadelphia | 58,741 |
| 19140 | Philadelphia | 53,996 |
| 19104 | Philadelphia | 53,679 |
| 19148 | Philadelphia | 50,324 |
| 19144 | Philadelphia | 47,454 |
| 19139 | Philadelphia | 46,041 |
| 19131 | Philadelphia | 44,116 |
| 19145 | Philadelphia | 44,107 |
| 19146 | Philadelphia | 40,303 |
| 19147 | Philadelphia | 39,100 |
| 19128 | Philadelphia | 38,381 |
| 19121 | Philadelphia | 37,740 |
| 19136 | Philadelphia | 36,435 |
| 19152 | Philadelphia | 35,211 |
| 19115 | Philadelphia | 35,103 |
| 19154 | Philadelphia | 34,823 |
| 19141 | Philadelphia | 34,239 |
| 19135 | Philadelphia | 34,214 |
| 19116 | Philadelphia | 33,648 |
| 19151 | Philadelphia | 33,553 |
| 19138 | Philadelphia | 32,471 |
| 19132 | Philadelphia | 32,371 |
| 19114 | Philadelphia | 31,551 |
| 19142 | Philadelphia | 31,018 |
| 19130 | Philadelphia | 30,280 |
| 19119 | Philadelphia | 29,079 |
| 19103 | Philadelphia | 25,705 |
| 19133 | Philadelphia | 25,642 |
| 19125 | Philadelphia | 24,601 |
| 19150 | Philadelphia | 22,932 |
| 19122 | Philadelphia | 22,898 |
| 19123 | Philadelphia | 18,474 |
| 19126 | Philadelphia | 17,627 |
| 19107 | Philadelphia | 15,232 |
| 19106 | Philadelphia | 14,012 |
| 19153 | Philadelphia | 12,223 |
| 19129 | Philadelphia | 11,370 |
| 19118 | Philadelphia | 10,599 |
| 19137 | Philadelphia | 8,100 |
| 19102 | Philadelphia | 5,635 |
| 19127 | Philadelphia | 5,623 |
| 19108 | Philadelphia | 117 |
| 19109 | Philadelphia | 0 |
| 19112 | Philadelphia | 0 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 49 ZCTAs in Philadelphia County, Pennsylvania (US Census).