US United States Major Regions Postal Code Details

🏛️ Missouri
63501
Adair
Postal Range: 63501~63559
 64421
Andrew
Postal Range: 64421~64485
 64446
Atchison
Postal Range: 64446~64498
 63345
Audrain
Postal Range: 63345~65285
 64874
Barry
Postal Range: 64874~65772
 64748
Barton
Postal Range: 64748~64832
 64720
Bates
Postal Range: 64720~64780
 65325
Benton
Postal Range: 65325~65355
 63662
Bollinger
Postal Range: 63662~63787
 65010
Boone
Postal Range: 65010~65299
 64401
Buchanan
Postal Range: 64401~64508
 63901
Butler
Postal Range: 63901~63962
 64624
Caldwell
Postal Range: 64624~64671
 63388
Callaway
Postal Range: 63388~65262
 65020
Camden
Postal Range: 65020~65787
 63701
Cape Girardeau
Postal Range: 63701~63785
 64622
Carroll
Postal Range: 64622~64682
 63937
Carter
Postal Range: 63937~63965
 64012
Cass
Postal Range: 64012~64747
 64744
Cedar
Postal Range: 64744~65785
 64660
Chariton
Postal Range: 64660~65286
 65610
Christian
Postal Range: 65610~65754
 63430
Clark
Postal Range: 63430~63474
 64024
Clay
Postal Range: 64024~64188
 64429
Clinton
Postal Range: 64429~64493
 65023
Cole
Postal Range: 65023~65111
 65068
Cooper
Postal Range: 65068~65348
 65441
Crawford
Postal Range: 65441~65586
 65603
Dade
Postal Range: 65603~65752
 65590
Dallas
Postal Range: 65590~65783
 64620
Daviess
Postal Range: 64620~64689
 64422
Dekalb
Postal Range: 64422~64497
 65440
Dent
Postal Range: 65440~65560
 65608
Douglas
Postal Range: 65608~65768
 63821
Dunklin
Postal Range: 63821~63933
 63013
Franklin
Postal Range: 63013~63090
 63091
Gasconade
Postal Range: 63091~65066
 64402
Gentry
Postal Range: 64402~64657
 65604
Greene
Postal Range: 65604~65899
 64641
Grundy
Postal Range: 64641~64683
 64424
Harrison
Postal Range: 64424~64642
 64726
Henry
Postal Range: 64726~65360
 65634
Hickory
Postal Range: 65634~65779
 64437
Holt
Postal Range: 64437~64473
 65230
Howard
Postal Range: 65230~65274
 65548
Howell
Postal Range: 65548~65793
 63620
Iron
Postal Range: 63620~65566
 64002
Jackson
Postal Range: 64002~64999
 64755
Jasper
Postal Range: 64755~64870
 63010
Jefferson
Postal Range: 63010~63070
 64019
Johnson
Postal Range: 64019~65336
 63446
Knox
Postal Range: 63446~63547
 65463
Laclede
Postal Range: 65463~65722
 64001
Lafayette
Postal Range: 64001~65327
 64848
Lawrence
Postal Range: 64848~65769
 63435
Lewis
Postal Range: 63435~63473
 63343
Lincoln
Postal Range: 63343~63389
 63557
Linn
Postal Range: 63557~64674
 64601
Livingston
Postal Range: 64601~64688
 63431
Macon
Postal Range: 63431~65247
 63645
Madison
Postal Range: 63645~63655
 65013
Maries
Postal Range: 65013~65582
 63401
Marion
Postal Range: 63401~63471
 64831
Mcdonald
Postal Range: 64831~65730
 64661
Mercer
Postal Range: 64661~64673
 65017
Miller
Postal Range: 65017~65486
 63820
Mississippi
Postal Range: 63820~63882
 65018
Moniteau
Postal Range: 65018~65081
 63456
Monroe
Postal Range: 63456~65283
 63333
Montgomery
Postal Range: 63333~65069
 65011
Morgan
Postal Range: 65011~65354
 63828
New Madrid
Postal Range: 63828~63878
 64840
Newton
Postal Range: 64840~64867
 64423
Nodaway
Postal Range: 64423~64487
 65606
Oregon
Postal Range: 65606~65791
 65001
Osage
Postal Range: 65001~65085
 65609
Ozark
Postal Range: 65609~65784
 63826
Pemiscot
Postal Range: 63826~63879
 63737
Perry
Postal Range: 63737~63783
 65301
Pettis
Postal Range: 65301~65350
 65401
Phelps
Postal Range: 65401~65559
 63330
Pike
Postal Range: 63330~63441
 64018
Platte
Postal Range: 64018~64444
 65601
Polk
Postal Range: 65601~65727
 65452
Pulaski
Postal Range: 65452~65584
 63551
Putnam
Postal Range: 63551~64672
 63436
Ralls
Postal Range: 63436~63467
 65239
Randolph
Postal Range: 65239~65278
 64017
Ray
Postal Range: 64017~64085
 63625
Reynolds
Postal Range: 63625~63666
 63931
Ripley
Postal Range: 63931~63955
 63301
Saint Charles
Postal Range: 63301~63386
 64724
Saint Clair
Postal Range: 64724~64781
 63036
Saint Francois
Postal Range: 63036~63653
 63005
Saint Louis
Postal Range: 63005~63167
 63101
Saint Louis City
Postal Range: 63101~63199
 65320
Saline
Postal Range: 65320~65351
 63535
Schuyler
Postal Range: 63535~63561
 63432
Scotland
Postal Range: 63432~63563
 63736
Scott
Postal Range: 63736~63824
 65438
Shannon
Postal Range: 65438~65588
 63434
Shelby
Postal Range: 63434~63469
 63730
Stoddard
Postal Range: 63730~63960
 65611
Stone
Postal Range: 65611~65737
 63544
Sullivan
Postal Range: 63544~64667
 65614
Taney
Postal Range: 65614~65771
 65444
Texas
Postal Range: 65444~65689
 64728
Vernon
Postal Range: 64728~64790
 63342
Warren
Postal Range: 63342~63390
 63071
Washington
Postal Range: 63071~63674
 63632
Wayne
Postal Range: 63632~63967
 65636
Webster
Postal Range: 65636~65746
 64420
Worth
Postal Range: 64420~64499
 65660
Wright
Postal Range: 65660~65717

📮US United States Regional Postal Code FAQ & Postal Regulations

📮 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.

🔍 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.

⚠️ 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.

🔄 Do ZIP codes ever change?

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

📦 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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