Montgomery County, Pennsylvania Zip Codes
| Lansdale | 60,659 |
| Pottstown | 47,913 |
| Norristown | 44,111 |
| Norristown | 42,908 |
| Collegeville | 42,656 |
| Glenside | 32,672 |
| Ambler | 31,608 |
| King Of Prussia | 28,826 |
| Royersford | 28,083 |
| North Wales | 28,036 |
| Harleysville | 24,962 |
| Huntingdon Valley | 23,244 |
| Hatboro | 22,137 |
| Conshohocken | 20,321 |
| Blue Bell | 20,050 |
| Hatfield | 19,897 |
| Elkins Park | 19,863 |
| Willow Grove | 19,814 |
| Jenkintown | 18,994 |
| Abington | 17,830 |
| Schwenksville | 17,522 |
| Gilbertsville | 17,090 |
| Horsham | 17,027 |
| Plymouth Meeting | 15,868 |
| Telford | 15,533 |
| Wynnewood | 15,384 |
| Souderton | 14,129 |
| Pennsburg | 11,271 |
| Lafayette Hill | 11,194 |
| Narberth | 10,557 |
| Bala Cynwyd | 9,971 |
| Oreland | 7,868 |
| Wyncote | 7,437 |
| Fort Washington | 7,138 |
| Dresher | 7,044 |
| Cheltenham | 6,664 |
| East Greenville | 5,619 |
| Merion Station | 5,594 |
| Perkiomenville | 5,423 |
| Flourtown | 5,159 |
| Bridgeport | 5,110 |
| Green Lane | 4,960 |
| Gladwyne | 4,149 |
| Red Hill | 3,152 |
| Mont Clare | 1,543 |
| Colmar | 1,458 |
| Bryn Athyn | 1,091 |
| Gwynedd Valley | 968 |
| Zieglerville | 674 |
| Gwynedd | 486 |
| Skippack | 386 |
| Palm | 340 |
| Worcester | 274 |
| Oaks | 270 |
| Montgomeryville | 265 |
| Frederick | 120 |
| Sassamansville | 60 |
| Spring House | 44 |
- Population is the most recent figure from the U.S. Census Bureau's 2022 American Community Survey (ACS) 5-Year Estimates.