US United States Major Regions Postal Code Details

๐Ÿ›๏ธ Chester ยท Pennsylvania
19310
Atglen
Atglen chester pennsylvania 19310 United States
19311
Avondale
Avondale chester pennsylvania 19311 United States
19312
Berwyn
Berwyn chester pennsylvania 19312 United States
19421
Birchrunville
Birchrunville chester pennsylvania 19421 United States
19316
Brandamore
Brandamore chester pennsylvania 19316 United States
19520
Bulltown
Bulltown chester pennsylvania 19520 United States
19318
Chatham
Chatham chester pennsylvania 19318 United States
19425
Chester Springs
Chester Springs chester pennsylvania 19425 United States
19320
Coatesville
Coatesville chester pennsylvania 19320 United States
19330
Cochranville
Cochranville chester pennsylvania 19330 United States
19432
Devault
Devault chester pennsylvania 19432 United States
19333
Devon
Devon chester pennsylvania 19333 United States
19372
Downingtown
Downingtown chester pennsylvania 19372 United States
19320
E Fallowfield
E Fallowfield chester pennsylvania 19320 United States
19480
Eagle
Eagle chester pennsylvania 19480 United States
19320
East Fallowfield Township
East Fallowfield Township chester pennsylvania 19320 United States
19520
Elverson
Elverson chester pennsylvania 19520 United States
19341
Exton
Exton chester pennsylvania 19341 United States
19341
Franklin Center
Franklin Center chester pennsylvania 19341 United States
19355
Frazer
Frazer chester pennsylvania 19355 United States
19381
Gay Street
Gay Street chester pennsylvania 19381 United States
19343
Glenmoore
Glenmoore chester pennsylvania 19343 United States
19344
Honey Brook
Honey Brook chester pennsylvania 19344 United States
19345
Immaculata
Immaculata chester pennsylvania 19345 United States
19520
Joanna
Joanna chester pennsylvania 19520 United States
19346
Kelton
Kelton chester pennsylvania 19346 United States
19347
Kemblesville
Kemblesville chester pennsylvania 19347 United States
19348
Kennett Square
Kennett Square chester pennsylvania 19348 United States
19442
Kimberton
Kimberton chester pennsylvania 19442 United States
19350
Landenberg
Landenberg chester pennsylvania 19350 United States
19351
Lewisville
Lewisville chester pennsylvania 19351 United States
19352
Lincoln Univ
Lincoln Univ chester pennsylvania 19352 United States
19352
Lincoln University
Lincoln University chester pennsylvania 19352 United States
19353
Lionville
Lionville chester pennsylvania 19353 United States
19520
Loag
Loag chester pennsylvania 19520 United States
19354
Lyndell
Lyndell chester pennsylvania 19354 United States
19355
Malvern
Malvern chester pennsylvania 19355 United States
19520
Marsh
Marsh chester pennsylvania 19520 United States
19357
Mendenhall
Mendenhall chester pennsylvania 19357 United States
19358
Modena
Modena chester pennsylvania 19358 United States
19360
New London
New London chester pennsylvania 19360 United States
19352
New London Township
New London Township chester pennsylvania 19352 United States
19362
Nottingham
Nottingham chester pennsylvania 19362 United States
19363
Oxford
Oxford chester pennsylvania 19363 United States
19301
Paoli
Paoli chester pennsylvania 19301 United States
19457
Parker Ford
Parker Ford chester pennsylvania 19457 United States
19365
Parkesburg
Parkesburg chester pennsylvania 19365 United States
19460
Phoenixville
Phoenixville chester pennsylvania 19460 United States
19520
Pine Swamp
Pine Swamp chester pennsylvania 19520 United States
19366
Pocopson
Pocopson chester pennsylvania 19366 United States
19367
Pomeroy
Pomeroy chester pennsylvania 19367 United States
19465
Pottstown
Pottstown chester pennsylvania 19465 United States
19493
Providian Agon
Providian Agon chester pennsylvania 19493 United States
19320
Romansville
Romansville chester pennsylvania 19320 United States
19369
Sadsburyville
Sadsburyville chester pennsylvania 19369 United States
19470
Saint Peters
Saint Peters chester pennsylvania 19470 United States
19398
Southeastern
Southeastern chester pennsylvania 19398 United States
19475
Spring City
Spring City chester pennsylvania 19475 United States
19310
Steelville
Steelville chester pennsylvania 19310 United States
19371
Suplee
Suplee chester pennsylvania 19371 United States
19496
The Vanguard Group
The Vanguard Group chester pennsylvania 19496 United States
19372
Thorndale
Thorndale chester pennsylvania 19372 United States
19374
Toughkenamon
Toughkenamon chester pennsylvania 19374 United States
19312
Tredyffrin
Tredyffrin chester pennsylvania 19312 United States
19375
Unionville
Unionville chester pennsylvania 19375 United States
19480
Uwchland
Uwchland chester pennsylvania 19480 United States
19481
Valley Forge
Valley Forge chester pennsylvania 19481 United States
19320
Valley Township
Valley Township chester pennsylvania 19320 United States
19376
Wagontown
Wagontown chester pennsylvania 19376 United States
19335
West Bradford
West Bradford chester pennsylvania 19335 United States
19343
West Brandywine
West Brandywine chester pennsylvania 19343 United States
19381
West Chester
West Chester chester pennsylvania 19381 United States
19383
West Chester University
West Chester University chester pennsylvania 19383 United States
19390
West Grove
West Grove chester pennsylvania 19390 United States
19395
Westtown
Westtown chester pennsylvania 19395 United States

๐Ÿ“ฎUS United States Regional Postal Code FAQ & Postal Regulations

๐Ÿ“ฎ What is the format of a US ZIP code?

Standard format is 5 digits (e.g., 10001). Extended format is ZIP+4 (9 digits like 10001-1234) with a hyphen.

๐Ÿ” How to find the ZIP code for an address?

Use the USPS ZIP Code Lookup tool by entering the full address on the official USPS website.

โš ๏ธ What happens if I use a wrong ZIP code?

Mail may be delayed, returned, or lost. For important documents, use USPS tracking and verify the ZIP code.

๐Ÿ”„ Do ZIP codes ever change?

Yes, USPS may update ZIP codes due to regional adjustments. Always confirm your ZIP code after an address change.

๐Ÿ“ฆ Is a ZIP code required for international mail to the US?

Absolutely. Always include the US ZIP code at the end of the address (e.g., New York, NY 10001 USA).

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๐Ÿ“ฎ Popular United States Postal Codes