First three digits · Pennsylvania
ZIP Codes Starting with
53 ZIP codes start with 193, sorted at the Wilmington, DE (SCF 197) sectional center (USPS labeling list L005, effective October 1, 2026) in Pennsylvania: 34 residential ZIP codes across 2 counties and 19 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 193 mean?
The first digit, 1, is one of ten national areas (Delaware, New York and Pennsylvania). The first three, 193, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 193 to the Wilmington, DE (SCF 197) facility. The last two digits pick the delivery area. By residents, the largest town names among the 193 ZIP codes are West Chester, Coatesville, Downingtown, Malvern, Kennett Square and Exton.
The same facility sorts 4 prefixes, 149 ZIP codes in all: 193, 197, 198, 199.
Where are the 193 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 193
| County | ||||||
|---|---|---|---|---|---|---|
| 19301 | Paoli | Chester County | 7,814 | 2,176 | $167k | $550k |
| 19310 | Atglen | Chester County | 2,950 | 221 | $82k | $316k |
| 19311 | Avondale | Chester County | 11,692 | 932 | $156k | $541k |
| 19312 | Berwyn | Chester County | 12,283 | 1,284 | $204k | $855k |
| 19316 | Brandamore | Chester County | 389 | 489 | – | – |
| 19317 | Chadds Ford | Chester County | 10,864 | 498 | $174k | $625k |
| 19318 | Chatham | Chester County | PO Box or unique | – | – | – |
| 19319 | Cheyney | Delaware County | 792 | 1,222 | – | $643k |
| 19320 | Coatesville | Chester County | 55,941 | 686 | $91k | $330k |
| 19330 | Cochranville | Chester County | 5,957 | 178 | $110k | $387k |
| 19331 | Concordville | Delaware County | PO Box or unique | – | – | – |
| 19333 | Devon | Chester County | 7,471 | 2,022 | $173k | $761k |
| 19335 | Downingtown | Chester County | 53,629 | 1,239 | $143k | $494k |
| 19339 | Concordville | Delaware County | PO Box or unique | – | – | – |
| 19340 | Concordville | Delaware County | PO Box or unique | – | – | – |
| 19341 | Exton | Chester County | 21,709 | 1,586 | $122k | $509k |
| 19342 | Glen Mills | Delaware County | 20,770 | 1,051 | $133k | $594k |
| 19343 | Glenmoore | Chester County | 8,450 | 306 | $160k | $568k |
| 19344 | Honey Brook | Chester County | 12,827 | 387 | $87k | $321k |
| 19345 | Immaculata | Chester County | 768 | 2,139 | – | – |
| 19346 | Kelton | Chester County | PO Box or unique | – | – | – |
| 19347 | Kemblesville | Chester County | PO Box or unique | – | – | – |
| 19348 | Kennett Square | Chester County | 23,621 | 641 | $124k | $543k |
| 19350 | Landenberg | Chester County | 10,945 | 391 | $144k | $533k |
| 19351 | Lewisville | Chester County | PO Box or unique | – | – | – |
| 19352 | Lincoln University | Chester County | 11,484 | 654 | $165k | $473k |
| 19353 | Lionville | Chester County | PO Box or unique | – | – | – |
| 19354 | Lyndell | Chester County | PO Box or unique | – | – | – |
| 19355 | Malvern | Chester County | 29,425 | 768 | $169k | $692k |
| 19357 | Mendenhall | Chester County | PO Box or unique | – | – | – |
| 19358 | Modena | Chester County | 191 | 1,364 | $72k | $163k |
| 19360 | New London | Chester County | PO Box or unique | – | – | – |
| 19362 | Nottingham | Chester County | 6,092 | 207 | $89k | $360k |
| 19363 | Oxford | Chester County | 18,231 | 360 | $107k | $370k |
| 19365 | Parkesburg | Chester County | 8,006 | 486 | $105k | $340k |
| 19366 | Pocopson | Chester County | PO Box or unique | – | – | – |
| 19367 | Pomeroy | Chester County | 21 | 129 | – | – |
| 19369 | Sadsburyville | Chester County | 122 | 2,000 | $133k | – |
| 19371 | Suplee | Chester County | PO Box or unique | – | – | – |
| 19372 | Thorndale | Chester County | 1,854 | 1,983 | $115k | $337k |
| 19373 | Thornton | Delaware County | 2,357 | 733 | $193k | $756k |
| 19374 | Toughkenamon | Chester County | 434 | 279 | – | $355k |
| 19375 | Unionville | Chester County | 234 | 505 | $250k+ | $614k |
| 19376 | Wagontown | Chester County | PO Box or unique | – | – | – |
| 19380 | West Chester | Chester County | 49,856 | 1,636 | $123k | $564k |
| 19381 | West Chester | Chester County | PO Box or unique | – | – | – |
| 19382 | West Chester | Chester County | 54,127 | 1,173 | $132k | $569k |
| 19383 | West Chester | Chester County | 6,537 | 15,676 | $24k | – |
| 19390 | West Grove | Chester County | 12,546 | 428 | $129k | $418k |
| 19395 | Westtown | Chester County | PO Box or unique | – | – | – |
| 19397 | Southeastern | Chester County | PO Box or unique | – | – | – |
| 19398 | Southeastern | Chester County | PO Box or unique | – | – | – |
| 19399 | Southeastern | Chester County | PO Box or unique | – | – | – |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.