48 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 34698 | Dunedin | 37,817 |
| 33710 | Saint Petersburg | 35,113 |
| 34683 | Palm Harbor | 34,180 |
| 33756 | Clearwater | 32,928 |
| 33713 | Saint Petersburg | 31,835 |
| 33702 | Saint Petersburg | 31,233 |
| 33755 | Clearwater | 28,057 |
| 33771 | Largo | 27,908 |
| 33764 | Clearwater | 27,365 |
| 33781 | Pinellas Park | 27,357 |
| 33705 | Saint Petersburg | 27,024 |
| 34689 | Tarpon Springs | 27,007 |
| 34684 | Palm Harbor | 26,926 |
| 33703 | Saint Petersburg | 25,948 |
| 33712 | Saint Petersburg | 25,871 |
| 33709 | Saint Petersburg | 25,371 |
| 33770 | Largo | 25,005 |
| 33707 | Saint Petersburg | 24,456 |
| 33772 | Seminole | 23,428 |
| 33782 | Pinellas Park | 22,607 |
| 34677 | Oldsmar | 22,337 |
| 33763 | Clearwater | 21,278 |
| 33714 | Saint Petersburg | 20,103 |
| 33774 | Largo | 20,018 |
| 33760 | Clearwater | 19,486 |
| 33716 | Saint Petersburg | 18,995 |
| 33701 | Saint Petersburg | 18,485 |
| 33761 | Clearwater | 18,399 |
| 33711 | Saint Petersburg | 18,347 |
| 33777 | Seminole | 18,276 |
| 34685 | Palm Harbor | 17,895 |
| 34695 | Safety Harbor | 17,882 |
| 33759 | Clearwater | 17,647 |
| 33773 | Largo | 16,918 |
| 33704 | Saint Petersburg | 16,300 |
| 33778 | Largo | 16,054 |
| 33706 | Saint Petersburg | 15,347 |
| 33708 | Saint Petersburg | 15,306 |
| 33765 | Clearwater | 14,364 |
| 33776 | Seminole | 12,711 |
| 34688 | Tarpon Springs | 8,767 |
| 33715 | Saint Petersburg | 7,932 |
| 33767 | Clearwater Beach | 7,409 |
| 33762 | Clearwater | 5,039 |
| 33785 | Indian Rocks Beach | 4,871 |
| 33786 | Belleair Beach | 1,564 |
| 34681 | Crystal Beach | 1,331 |
| 33744 | Bay Pines | 68 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 48 ZCTAs in Pinellas County, Florida (US Census).