49 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 19124 | Philadelphia | 71,004 |
| 19120 | Philadelphia | 66,469 |
| 19111 | Philadelphia | 66,283 |
| 19143 | Philadelphia | 62,572 |
| 19149 | Philadelphia | 56,914 |
| 19104 | Philadelphia | 55,172 |
| 19134 | Philadelphia | 53,594 |
| 19140 | Philadelphia | 53,385 |
| 19144 | Philadelphia | 50,580 |
| 19148 | Philadelphia | 50,400 |
| 19131 | Philadelphia | 43,776 |
| 19145 | Philadelphia | 43,440 |
| 19139 | Philadelphia | 43,090 |
| 19121 | Philadelphia | 41,574 |
| 19146 | Philadelphia | 41,058 |
| 19147 | Philadelphia | 39,704 |
| 19128 | Philadelphia | 38,039 |
| 19136 | Philadelphia | 36,262 |
| 19152 | Philadelphia | 35,955 |
| 19115 | Philadelphia | 35,279 |
| 19135 | Philadelphia | 33,803 |
| 19154 | Philadelphia | 33,796 |
| 19116 | Philadelphia | 33,654 |
| 19151 | Philadelphia | 33,267 |
| 19132 | Philadelphia | 33,006 |
| 19141 | Philadelphia | 32,385 |
| 19138 | Philadelphia | 30,821 |
| 19114 | Philadelphia | 30,411 |
| 19130 | Philadelphia | 30,116 |
| 19142 | Philadelphia | 28,829 |
| 19119 | Philadelphia | 28,356 |
| 19103 | Philadelphia | 25,900 |
| 19122 | Philadelphia | 25,439 |
| 19125 | Philadelphia | 25,140 |
| 19133 | Philadelphia | 24,864 |
| 19150 | Philadelphia | 24,304 |
| 19123 | Philadelphia | 19,681 |
| 19126 | Philadelphia | 17,483 |
| 19107 | Philadelphia | 14,825 |
| 19106 | Philadelphia | 14,597 |
| 19153 | Philadelphia | 13,018 |
| 19129 | Philadelphia | 11,937 |
| 19118 | Philadelphia | 9,978 |
| 19137 | Philadelphia | 8,026 |
| 19102 | Philadelphia | 6,195 |
| 19127 | Philadelphia | 5,664 |
| 19108 | Philadelphia | 154 |
| 19109 | Philadelphia | 0 |
| 19112 | Philadelphia | 0 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 49 ZCTAs in Philadelphia County, Pennsylvania (US Census).