There are 77 zip codes in Westmoreland County, Pennsylvania. The most populated is 15601, located in Greensburg. * 2024 populations estimated based on the latest ACS 5-year data.
Zip Code | Population | City |
|---|---|---|
| 15601 | 55,917 | Greensburg |
| 15642 | 46,855 | Irwin |
| 15068 | 36,199 | New Kensington |
| 15650 | 27,106 | Latrobe |
| 15644 | 18,665 | Jeannette |
| 15666 | 15,592 | Mount Pleasant |
| 15012 | 15,301 | Belle Vernon |
| 15668 | 14,179 | Murrysville |
| 15613 | 12,541 | Apollo |
| 15656 | 9,908 | Leechburg |
| 15632 | 9,322 | Export |
| 15658 | 8,364 | Ligonier |
| 15683 | 8,074 | Scottdale |
| 15085 | 7,966 | Trafford |
| 15062 | 6,876 | Monessen |
| 15089 | 6,294 | West Newton |
| 15627 | 6,032 | Derry |
| 15626 | 4,967 | Delmont |
| 15636 | 3,904 | Harrison City |
| 15610 | 3,827 | Acme |
| 15672 | 3,410 | New Stanton |
| 15944 | 3,149 | New Florence |
| 15670 | 3,028 | New Alexandria |
| 15697 | 2,933 | Youngwood |
| 15679 | 2,501 | Ruffs Dale |
| 15479 | 2,071 | Smithton |
| 15639 | 1,924 | Hunker |
| 15637 | 1,678 | Herminie |
| 15923 | 1,554 | Bolivar |
| 15675 | 1,472 | Penn |
| 15665 | 1,342 | Manor |
| 15687 | 1,181 | Stahlstown |
| 15661 | 1,006 | Loyalhanna |
| 15083 | 987 | Sutersville |
| 15662 | 951 | Luxor |
| 15688 | 814 | Tarrs |
| 15623 | 737 | Claridge |
| 15676 | 717 | Pleasant Unity |
| 15629 | 701 | East Vandergrift |
| 15671 | 674 | New Derry |
| 15698 | 672 | Yukon |
| 15692 | 671 | Westmoreland City |
| 15620 | 632 | Bradenville |
| 15633 | 613 | Forbes Road |
| 15678 | 528 | Rillton |
| 15779 | 527 | Torrance |
| 15640 | 505 | Hutchinson |
| 15641 | 501 | Hyde Park |
| 15684 | 460 | Slickville |
| 15663 | 451 | Madison |
| 15691 | 427 | Wendel |
| 15616 | 427 | Armbrust |
| 15624 | 402 | Crabtree |
| 15628 | 389 | Donegal |
| 15677 | 376 | Rector |
| 15612 | 375 | Alverton |
| 15634 | 343 | Grapeville |
| 15695 | 313 | Wyano |
| 15693 | 292 | Whitney |
| 15619 | 291 | Bovard |
| 15674 | 271 | Norvelt |
| 15655 | 269 | Laughlintown |
| 15617 | 255 | Arona |
| 15696 | 251 | Youngstown |
| 15615 | 223 | Ardara |
| 15680 | 222 | Salina |
| 15448 | 204 | Jacobs Creek |
| 15660 | 196 | Lowber |
| 15611 | 161 | Adamsburg |
| 15646 | 160 | Jones Mills |
| 15625 | 97 | Darragh |
| 15087 | 82 | Webster |
| 15635 | 79 | Hannastown |
| 15689 | 74 | United |
| 15638 | 62 | Hostetter |
| 15072 | 44 | Pricedale |
| 15647 | 37 | Larimer |