US United States Major Regions Postal Code Details

๐Ÿ›๏ธ Kentucky
42715
Adair
Postal Range: 42715~42753
 42120
Allen
Postal Range: 42120~42164
 40342
Anderson
Postal Range: 40342
 42022
Ballard
Postal Range: 42022~42087
 42123
Barren
Postal Range: 42123~42160
 40334
Bath
Postal Range: 40334~40374
 40813
Bell
Postal Range: 40813~40988
 41005
Boone
Postal Range: 41005~41094
 40348
Bourbon
Postal Range: 40348~40362
 41101
Boyd
Postal Range: 41101~41168
 40422
Boyle
Postal Range: 40422~40468
 41002
Bracken
Postal Range: 41002~41061
 41310
Breathitt
Postal Range: 41310~41390
 40111
Breckinridge
Postal Range: 40111~40178
 40047
Bullitt
Postal Range: 40047~40166
 42201
Butler
Postal Range: 42201~42288
 42411
Caldwell
Postal Range: 42411~42445
 42020
Calloway
Postal Range: 42020~42076
 41001
Campbell
Postal Range: 41001~41099
 42021
Carlisle
Postal Range: 42021~42070
 41008
Carroll
Postal Range: 41008~41098
 41128
Carter
Postal Range: 41128~41181
 42516
Casey
Postal Range: 42516~42566
 42217
Christian
Postal Range: 42217~42266
 40391
Clark
Postal Range: 40391~40392
 40914
Clay
Postal Range: 40914~40983
 42602
Clinton
Postal Range: 42602~42603
 42033
Crittenden
Postal Range: 42033~42064
 42717
Cumberland
Postal Range: 42717~42759
 42301
Daviess
Postal Range: 42301~42378
 42163
Edmonson
Postal Range: 42163~42285
 41149
Elliott
Postal Range: 41149~41171
 40336
Estill
Postal Range: 40336~40472
 40502
Fayette
Postal Range: 40502~40598
 41037
Fleming
Postal Range: 41037~41093
 41601
Floyd
Postal Range: 41601~41669
 40601
Franklin
Postal Range: 40601~40622
 42041
Fulton
Postal Range: 42041~42050
 41046
Gallatin
Postal Range: 41046~41095
 40410
Garrard
Postal Range: 40410~40461
 41010
Grant
Postal Range: 41010~41097
 42027
Graves
Postal Range: 42027~42088
 40119
Grayson
Postal Range: 40119~42762
 42743
Green
Postal Range: 42743~42782
 41121
Greenup
Postal Range: 41121~41183
 42348
Hancock
Postal Range: 42348~42364
 40121
Hardin
Postal Range: 40121~42788
 40801
Harlan
Postal Range: 40801~40964
 41003
Harrison
Postal Range: 41003~41031
 42713
Hart
Postal Range: 42713~42765
 42402
Henderson
Postal Range: 42402~42458
 40007
Henry
Postal Range: 40007~40075
 42031
Hickman
Postal Range: 42031~42032
 42408
Hopkins
Postal Range: 42408~42464
 40402
Jackson
Postal Range: 40402~40488
 40018
Jefferson
Postal Range: 40018~40299
 40339
Jessamine
Postal Range: 40339~40390
 41204
Johnson
Postal Range: 41204~41274
 41011
Kenton
Postal Range: 41011~41063
 41725
Knott
Postal Range: 41725~41862
 40734
Knox
Postal Range: 40734~40997
 42716
Larue
Postal Range: 42716~42764
 40724
Laurel
Postal Range: 40724~40755
 41124
Lawrence
Postal Range: 41124~41264
 41311
Lee
Postal Range: 41311~41397
 40803
Leslie
Postal Range: 40803~41777
 40826
Letcher
Postal Range: 40826~41858
 41135
Lewis
Postal Range: 41135~41189
 40419
Lincoln
Postal Range: 40419~40489
 42028
Livingston
Postal Range: 42028~42083
 42202
Logan
Postal Range: 42202~42276
 42038
Lyon
Postal Range: 42038~42055
 40385
Madison
Postal Range: 40385~40476
 41426
Magoffin
Postal Range: 41426~41632
 40009
Marion
Postal Range: 40009~40328
 42025
Marshall
Postal Range: 42025~42048
 41203
Martin
Postal Range: 41203~41267
 41034
Mason
Postal Range: 41034~41096
 42001
Mccracken
Postal Range: 42001~42086
 42631
Mccreary
Postal Range: 42631~42653
 42322
Mclean
Postal Range: 42322~42372
 40104
Meade
Postal Range: 40104~40161
 40316
Menifee
Postal Range: 40316~40387
 40310
Mercer
Postal Range: 40310~40372
 42124
Metcalfe
Postal Range: 42124~42214
 42133
Monroe
Postal Range: 42133~42167
 40337
Montgomery
Postal Range: 40337~40353
 41352
Morgan
Postal Range: 41352~41477
 42321
Muhlenberg
Postal Range: 42321~42374
 40004
Nelson
Postal Range: 40004~40107
 40311
Nicholas
Postal Range: 40311~40350
 42320
Ohio
Postal Range: 42320~42370
 40010
Oldham
Postal Range: 40010~40077
 40355
Owen
Postal Range: 40355~40363
 41314
Owsley
Postal Range: 41314~41386
 41006
Pendleton
Postal Range: 41006~41040
 40981
Perry
Postal Range: 40981~41778
 41501
Pike
Postal Range: 41501~41572
 40312
Powell
Postal Range: 40312~40380
 42501
Pulaski
Postal Range: 42501~42567
 41064
Robertson
Postal Range: 41064
 40409
Rockcastle
Postal Range: 40409~40492
 40313
Rowan
Postal Range: 40313~40351
 42629
Russell
Postal Range: 42629~42642
 40324
Scott
Postal Range: 40324~40379
 40003
Shelby
Postal Range: 40003~40076
 42134
Simpson
Postal Range: 42134~42135
 40046
Spencer
Postal Range: 40046~40071
 42718
Taylor
Postal Range: 42718~42758
 42204
Todd
Postal Range: 42204~42286
 42211
Trigg
Postal Range: 42211~42215
 40006
Trimble
Postal Range: 40006~40045
 42437
Union
Postal Range: 42437~42462
 42101
Warren
Postal Range: 42101~42274
 40040
Washington
Postal Range: 40040~40078
 42633
Wayne
Postal Range: 42633
 42404
Webster
Postal Range: 42404~42463
 40701
Whitley
Postal Range: 40701~40769
 41301
Wolfe
Postal Range: 41301~41365
 40347
Woodford
Postal Range: 40347~40384

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