US Cities Starting with O

US cities with populations over 1,000 starting with O.

448 cities

City
State
2025 Pop. ↓
Oklahoma CityOklahoma720,377
OmahaNebraska488,385
OaklandCalifornia444,196
OrlandoFlorida341,600
Oyster BayNew York300,314
Overland ParkKansas204,153
OxnardCalifornia200,293
OntarioCalifornia187,675
OceansideCalifornia170,158
OlatheKansas150,903
OrangeCalifornia137,556
OdessaTexas120,951
O'FallonMissouri96,277
OremUtah96,200
OgdenUtah88,995
OcalaFlorida71,842
Old BridgeNew Jersey71,834
OshkoshWisconsin67,324
OwensboroKentucky60,772
Orland ParkIllinois57,888
OlympiaWashington56,436
Oak LawnIllinois56,126
Oak ParkIllinois52,540
OcoeeFlorida52,212
OrangetownNew York49,821
Oro ValleyArizona49,262
OakleyCalifornia48,077
Olive BranchMississippi47,565
OdentonMaryland46,885
Oakland ParkFlorida46,154
Ormond BeachFlorida44,964
OwassoOklahoma43,926
OviedoFlorida42,373
OswegoIllinois39,786
OssiningNew York39,498
Orion charterMichigan39,474
Oak CreekWisconsin38,797
Oregon CityOregon38,465
OaktonVirginia37,178
Owings MillsMaryland36,396
OlneyMaryland36,332
OpelikaAlabama35,988
OrangevaleCalifornia35,413
OildaleCalifornia35,323
OakvilleMissouri35,016
Oak RidgeTennessee34,683
Oakleaf PlantationFlorida32,340
O'FallonIllinois32,108
OrcuttCalifornia31,650
OrchardsWashington31,279
OakdaleMinnesota30,983
Orchard ParkNew York29,970
Oak ParkMichigan29,380
OceanNew Jersey28,095
OxfordMississippi27,124
OssiningNew York26,781
OwatonnaMinnesota26,679
Oak ForestIllinois26,673
OttumwaIowa25,695
OtsegoMinnesota24,799
Oak RidgeFlorida24,658
Oak HarborWashington24,046
Oshtemo charterMichigan24,040
OzarkMissouri23,708
Oxford charterMichigan23,510
OakdaleCalifornia23,209
OnondagaNew York22,621
OxfordOhio22,469
OxfordAlabama22,088
Old JamestownMissouri21,419
Oakland charterMichigan20,993
OgdenNew York20,595
OconomowocWisconsin20,449
OnalaskaWisconsin20,155
OlivehurstCalifornia19,904
OregonOhio19,676
OrovilleCalifornia19,630
OrindaCalifornia19,588
OrangeTexas19,277
Ocean SpringsMississippi19,100
OwegoNew York18,801
OttawaIllinois18,763
Oxon HillMaryland18,609
Oak GroveOregon17,528
Ocean PointeHawaii17,494
OswegoNew York17,077
OjusFlorida16,957
Opa-lockaFlorida16,537
OneontaNew York16,335
On Top of the WorldFlorida15,891
Orange CityFlorida15,877
OverlandMissouri15,454
OpelousasLouisiana15,027
OceolaMichigan14,848
OldsmarFlorida14,808
OwossoMichigan14,506
OrangeConnecticut14,462
OzarkAlabama14,376
Oak ParkCalifornia13,632
OxfordMassachusetts13,606
OleanNew York13,540
OrangeburgSouth Carolina13,428
OxfordConnecticut13,354
Olympia HeightsFlorida13,131
OaklandNew Jersey13,059
OttawaKansas12,758
OatfieldOregon12,600
OverleaMaryland12,454
Oak GroveSouth Carolina12,299
OronoMaine12,208
Ocean PinesMaryland12,077
OregonWisconsin12,058
OntarioOregon12,004
OskaloosaIowa11,583
Oak HillsOregon11,484
OkmulgeeOklahoma11,370
OaklandTennessee11,199
Ocean CityNew Jersey11,194
Old SaybrookConnecticut10,756
OntarioNew York10,542
OneidaNew York10,003
Orange CoveCalifornia9,699
Oak IslandNorth Carolina9,555
OakbrookKentucky9,524
Old Orchard BeachMaine9,491
OceanNew Jersey9,440
Oak GroveMinnesota9,421
Oak GroveMissouri9,362
OakwoodOhio9,359
Oil CityPennsylvania9,313
OgdensburgNew York9,135
OthelloWashington9,111
Oronoko charterMichigan9,090
OlivetteMissouri9,072
OxfordNorth Carolina9,020
Orange ParkFlorida8,969
O'HaraPennsylvania8,963
OrtingWashington8,875
Orange BeachAlabama8,716
Old ForgePennsylvania8,697
Olmsted FallsOhio8,681
OrlandCalifornia8,670
OrosiCalifornia8,665
OgdenNorth Carolina8,609
OberlinOhio8,593
OswegoNew York8,525
OrrvilleOhio8,437
OradellNew Jersey8,431
OlneyIllinois8,366
OdessaFlorida8,309
OronoMinnesota8,209
Oak BrookIllinois8,198
Oak HillsCalifornia8,149
Oak GroveKentucky7,982
Ocean ShoresWashington7,970
Oak RidgeNorth Carolina7,964
ObetzOhio7,751
Old LymeConnecticut7,733
Oak HillWest Virginia7,627
OrangeMassachusetts7,594
Old TownMaine7,564
OjaiCalifornia7,544
Oak PointTexas7,382
OhioPennsylvania7,374
OakwoodGeorgia7,238
Oroville EastCalifornia7,229
Oscoda charterMichigan7,191
OceanoCalifornia7,069
OneontaAlabama7,063
OrlovistaFlorida7,052
OlivarezTexas6,987
Ormond-by-the-SeaFlorida6,894
Ocean CityMaryland6,892
OntwaMichigan6,826
OppAlabama6,695
OntarioOhio6,643
Orland HillsIllinois6,629
Ocean CityFlorida6,623
Orange CityIowa6,614
OakmontPennsylvania6,593
OceanportNew Jersey6,578
Orchard MesaColorado6,560
OrleansMassachusetts6,552
Old TappanNew Jersey6,550
OakdaleLouisiana6,445
OsceolaArkansas6,380
OaklandMaine6,351
Oak ViewCalifornia6,279
OakfieldMichigan6,195
OxfordPennsylvania6,125
OtsegoMichigan5,984
OxfordPennsylvania5,953
OdenvilleAlabama5,899
OkeechobeeFlorida5,849
Offutt AFBNebraska5,820
OelweinIowa5,758
OspreyFlorida5,742
OdessaMissouri5,709
OregonMichigan5,709
OsceolaIowa5,626
OrangetreeFlorida5,526
Oak BluffsMassachusetts5,438
OlyphantPennsylvania5,403
Old Fig GardenCalifornia5,390
Otis Orchards-East FarmsWashington5,373
OliveMichigan5,295
Orchard HomesMontana5,293
OrangeVirginia5,288
OakhurstCalifornia5,283
OmakWashington5,243
Osage BeachMissouri5,229
Old WestburyNew York5,114
Old LycomingPennsylvania4,940
OneontaNew York4,934
Okauchee LakeWisconsin4,889
OvillaTexas4,884
Ottawa HillsOhio4,800
Owosso charterMichigan4,800
OgallalaNebraska4,721
OcontoWisconsin4,642
OssipeeNew Hampshire4,642
Oak Park HeightsMinnesota4,631
Olympia FieldsIllinois4,563
Oak GroveTennessee4,492
OttawaOhio4,412
OxfordMaine4,401
Oak HillTennessee4,387
Old StineCalifornia4,334
OwegoNew York4,297
OliveNew York4,282
OsawatomieKansas4,187
OasisCalifornia4,080
OtsegoMichigan4,017
OaklynNew Jersey4,000
Oneida charterMichigan3,970
OswegatchieNew York3,945
OdessaMichigan3,942
OleyPennsylvania3,929
OrringtonMaine3,912
OneidaTennessee3,895
OaklandFlorida3,856
OtsegoNew York3,649
OmroWisconsin3,639
OzarkArkansas3,616
OglesbyIllinois3,609
One LoudounVirginia3,607
OxfordNew York3,605
O'NeillNebraska3,579
OrangeOhio3,573
OregonIllinois3,555
OsageIowa3,541
OrangevilleMichigan3,510
OxfordMichigan3,492
OakwoodOhio3,478
Oliver SpringsTennessee3,464
OssianIndiana3,458
OwascoNew York3,456
OnalaskaTexas3,438
Orchard CityColorado3,308
OronogoMissouri3,307
OhiovillePennsylvania3,300
OrofinoIdaho3,299
Owens Cross RoadsAlabama3,289
Orchidlands EstatesHawaii3,236
OveriselMichigan3,167
OakridgeOregon3,145
OntelauneePennsylvania3,144
Ocean ViewDelaware3,113
OakfieldNew York3,083
OnondagaMichigan3,072
OracleArizona3,072
OkemahOklahoma3,067
OostburgWisconsin3,058
Oconto FallsWisconsin3,036
OlneyTexas3,036
Orchard ParkNew York3,034
OrwigsburgPennsylvania3,019
OlgaFlorida3,018
Otsego LakeMichigan2,993
Oak Ridge NorthTexas2,989
Oak Trail ShoresTexas2,922
OsceolaWisconsin2,905
Oaklawn-SunviewKansas2,902
Osage CityKansas2,784
Oak HarborOhio2,782
OcillaGeorgia2,780
OwensvilleMissouri2,773
OnawaIowa2,767
OrleansNew York2,757
OrleansMichigan2,735
OdellOregon2,729
Oakbrook TerraceIllinois2,724
Ocala EstatesFlorida2,708
OaklandPennsylvania2,687
OtegoNew York2,684
OsceolaIndiana2,604
Oak GroveVirginia2,556
OliveMichigan2,549
Oak GroveMississippi2,538
OwingsMaryland2,525
OkanoganWashington2,518
OsseoMinnesota2,489
OxfordNew Jersey2,485
OkolonaMississippi2,394
OtiscoNew York2,390
OzonaTexas2,371
OgdensburgNew Jersey2,324
OvertonTexas2,312
OxfordGeorgia2,312
OakboroNorth Carolina2,306
OdemTexas2,299
OtiscoMichigan2,296
OliviaMinnesota2,295
OvidNew York2,290
OcklawahaFlorida2,268
OntonagonMichigan2,265
Oakland CityIndiana2,264
Oriole BeachFlorida2,258
Oyster Bay CoveNew York2,257
Orchard Lake VillageMichigan2,245
OvidMichigan2,239
OrlandMaine2,220
Oak HillFlorida2,209
OvidMichigan2,203
Olmos ParkTexas2,151
Old BrookvilleNew York2,104
OliverPennsylvania2,104
OronocoMinnesota2,097
OrdNebraska2,085
OrleansIndiana2,071
Oakwood HillsIllinois2,056
OliverPennsylvania2,034
Ocean GateNew Jersey1,994
OakleyKansas1,987
OgdenIowa1,960
OlatheColorado1,960
OldmansNew Jersey1,960
OrtonvilleMinnesota1,957
OakhurstOklahoma1,937
OrovilleWashington1,935
OakhamMassachusetts1,928
OltonTexas1,921
OssunLouisiana1,909
Ocean RidgeFlorida1,902
OsceolaMichigan1,875
OtisfieldMaine1,874
OleanNew York1,834
OsseoWisconsin1,818
Ocean ParkWashington1,808
OaklandMaryland1,805
OakfieldNew York1,781
OakesNorth Dakota1,775
OppenheimNew York1,746
OsakisMinnesota1,741
Oak LeafTexas1,717
OrionIllinois1,704
OsburnIdaho1,698
OwentonKentucky1,680
OssinekeMichigan1,666
Oil CreekPennsylvania1,658
OgdenKansas1,653
OglalaSouth Dakota1,649
OlivetTennessee1,649
Oak RidgeTexas1,644
OrfordvilleWisconsin1,630
Orchard Grass HillsKentucky1,628
OswegoKansas1,616
OtisMassachusetts1,616
Old MiakkaFlorida1,613
OberlinKansas1,605
OgunquitMaine1,601
OsgoodIndiana1,590
OwingsvilleKentucky1,589
OakleyUtah1,558
Olive HillKentucky1,521
OaklandIowa1,518
OlivetMichigan1,509
OrwellOhio1,509
OlympiaSouth Carolina1,501
OvidMichigan1,490
Owls HeadMaine1,487
OttoPennsylvania1,462
OmaoHawaii1,449
OverfieldPennsylvania1,423
OakdalePennsylvania1,414
OsmondWyoming1,404
Oak HillOhio1,402
Old River-WinfreeTexas1,402
Orange BlossomCalifornia1,396
OdonIndiana1,384
OliverMichigan1,376
OaklandMissouri1,374
OologahOklahoma1,364
OceanaWest Virginia1,355
OriskanyNew York1,351
OrtonvilleMichigan1,351
OaklandNebraska1,350
OblongIllinois1,344
OkawvilleIllinois1,342
OaklandPennsylvania1,336
OrangeNew York1,335
OnekamaMichigan1,334
OwensvilleIndiana1,331
Oak GroveLouisiana1,329
OmegaGeorgia1,325
OxfordNew York1,323
OrangeMichigan1,319
OllaLouisiana1,293
OnargaIllinois1,282
OberlinLouisiana1,277
OrangevilleUtah1,277
OrangevilleNew York1,264
OakwoodIllinois1,263
OntonagonMichigan1,262
OsborneKansas1,262
OstranderOhio1,259
OrwellVermont1,256
Oyster CreekTexas1,248
OrfordNew Hampshire1,232
Ore CityTexas1,220
OrwellPennsylvania1,215
OhatcheeAlabama1,209
OkarcheOklahoma1,206
OranMissouri1,206
OxfordIndiana1,187
Orange GroveTexas1,185
Ohkay OwingehNew Mexico1,183
Oak Grove HeightsArkansas1,180
OrangePennsylvania1,179
OccidentalCalifornia1,169
Ogden DunesIndiana1,169
OgemawMichigan1,162
OnancockVirginia1,158
OtterbeinIndiana1,141
OoliticIndiana1,135
OsinoNevada1,122
OrwellNew York1,084
OrangeVermont1,080
OccoquanVirginia1,070
OrdwayColorado1,070
OakfieldWisconsin1,066
OskaloosaKansas1,066
OquawkaIllinois1,060
OkeeneOklahoma1,045
OxfordKansas1,034
OrangeMichigan1,028
OrlindaTennessee1,019
Osceola MillsPennsylvania1,005

Quick Stats

How many US cities start with O?

There are 448 cities in the United States that start with O and have a population over 1,000.

What is the largest US city that starts with O?

The largest US city that starts with O is Oklahoma City, Oklahoma with a population of 720,377.

Sources

  1. US Census: 2024 Place Gazetteer Files
  2. City and Town Population Totals: 2020-2024