First three digits · Pennsylvania
ZIP Codes Starting with
40 ZIP codes start with 155, sorted at the Johnstown, PA (SCF 159) sectional center (USPS labeling list L005, effective October 1, 2026) in Pennsylvania: 37 residential ZIP codes across 3 counties and 3 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 155 mean?
The first digit, 1, is one of ten national areas (Delaware, New York and Pennsylvania). The first three, 155, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 155 to the Johnstown, PA (SCF 159) facility. The last two digits pick the delivery area. By residents, the largest town names among the 155 ZIP codes are Somerset, Bedford, Everett, Meyersdale, Berlin and Boswell.
The same facility sorts 4 prefixes, 181 ZIP codes in all: 155, 157, 158, 159.
Where are the 155 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 155
| County | ||||||
|---|---|---|---|---|---|---|
| 15501 | Somerset | Somerset County | 16,240 | 123 | $59k | $171k |
| 15502 | Hidden Valley | Somerset County | 113 | 26 | $81k | $528k |
| 15510 | Somerset | Somerset County | 2,118 | 12,103 | – | – |
| 15520 | Acosta | Somerset County | 301 | 456 | – | $112k |
| 15521 | Alum Bank | Bedford County | 1,712 | 46 | $54k | $210k |
| 15522 | Bedford | Bedford County | 11,111 | 59 | $57k | $197k |
| 15530 | Berlin | Somerset County | 5,299 | 61 | $59k | $153k |
| 15531 | Boswell | Somerset County | 3,603 | 59 | $61k | $138k |
| 15532 | Boynton | Somerset County | 107 | 153 | – | $86k |
| 15533 | Breezewood | Bedford County | 1,222 | 39 | $50k | $185k |
| 15534 | Buffalo Mills | Bedford County | 884 | 17 | $49k | $159k |
| 15535 | Clearville | Bedford County | 1,994 | 13 | $57k | $205k |
| 15536 | Crystal Spring | Fulton County | 397 | 12 | $62k | $158k |
| 15537 | Everett | Bedford County | 8,083 | 72 | $63k | $197k |
| 15538 | Fairhope | Somerset County | 867 | 13 | $76k | $175k |
| 15539 | Fishertown | Bedford County | 158 | 132 | $46k | $135k |
| 15540 | Fort Hill | Somerset County | 418 | 10 | $71k | $207k |
| 15541 | Friedens | Somerset County | 3,112 | 83 | $63k | $179k |
| 15542 | Garrett | Somerset County | 1,088 | 30 | $58k | $106k |
| 15544 | Gray | Somerset County | 274 | 529 | $90k | $111k |
| 15545 | Hyndman | Bedford County | 2,562 | 53 | $57k | $130k |
| 15546 | Jenners | Somerset County | 437 | 528 | – | $68k |
| 15547 | Jennerstown | Somerset County | 862 | 1,260 | $65k | $196k |
| 15548 | Kantner | Somerset County | PO Box or unique | – | – | – |
| 15549 | Listie | Somerset County | PO Box or unique | – | – | – |
| 15550 | Manns Choice | Bedford County | 1,658 | 31 | $54k | $161k |
| 15551 | Markleton | Somerset County | 609 | 25 | $68k | $161k |
| 15552 | Meyersdale | Somerset County | 5,685 | 56 | $66k | $143k |
| 15553 | New Baltimore | Somerset County | PO Box or unique | – | – | – |
| 15554 | New Paris | Bedford County | 2,726 | 79 | $51k | $273k |
| 15555 | Quecreek | Somerset County | 69 | 178 | $76k | $95k |
| 15557 | Rockwood | Somerset County | 3,323 | 37 | $61k | $136k |
| 15558 | Salisbury | Somerset County | 1,960 | 59 | $64k | $142k |
| 15559 | Schellsburg | Bedford County | 2,084 | 45 | $62k | $212k |
| 15560 | Shanksville | Somerset County | 142 | 845 | $65k | $121k |
| 15561 | Sipesville | Somerset County | 179 | 520 | $93k | $111k |
| 15562 | Springs | Somerset County | 344 | 101 | $85k | $167k |
| 15563 | Stoystown | Somerset County | 2,824 | 51 | $62k | $140k |
| 15564 | Wellersburg | Somerset County | 86 | 158 | $56k | $158k |
| 15565 | West Salisbury | Somerset County | 25 | 30 | $99k | $225k |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.