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INTERNATIONAL CALLING CODES

United States city and number prefixes

Search documented cities, regions and telephone prefixes. These are numbering references, not numbers available to buy.

All international calling codes
United StatesCountry calling code: +1

100 of 29106 documented prefixes

  • Oracle, AZCity / region number prefixes
    Number prefix520896International: +1520896
  • Orange Beach, ALCity / region number prefixes
    Number prefix251974International: +1251974
  • Orange Beach, ALCity / region number prefixes
    Number prefix251980International: +1251980
  • Orange Beach, ALCity / region number prefixes
    Number prefix251981International: +1251981
  • Orange City, FLCity / region number prefixes
    Number prefix386218International: +1386218
  • Orange City, FLCity / region number prefixes
    Number prefix386774International: +1386774
  • Orange City, FLCity / region number prefixes
    Number prefix386775International: +1386775
  • Orange City, IACity / region number prefixes
    Number prefix712737International: +1712737
  • Orange Cove, CACity / region number prefixes
    Number prefix559626International: +1559626
  • Orange Grove, TXCity / region number prefixes
    Number prefix361384International: +1361384
  • Orange Park, FLCity / region number prefixes
    Number prefix904213International: +1904213
  • Orange Park, FLCity / region number prefixes
    Number prefix904215International: +1904215
  • Orange Park, FLCity / region number prefixes
    Number prefix904264International: +1904264
  • Orange Park, FLCity / region number prefixes
    Number prefix904269International: +1904269
  • Orange Park, FLCity / region number prefixes
    Number prefix904272International: +1904272
  • Orange Park, FLCity / region number prefixes
    Number prefix904276International: +1904276
  • Orange Park, FLCity / region number prefixes
    Number prefix904278International: +1904278
  • Orange Park, FLCity / region number prefixes
    Number prefix904298International: +1904298
  • Orange Park, FLCity / region number prefixes
    Number prefix904375International: +1904375
  • Orange Park, FLCity / region number prefixes
    Number prefix904541International: +1904541
  • Orange Park, FLCity / region number prefixes
    Number prefix904579International: +1904579
  • Orange Park, FLCity / region number prefixes
    Number prefix904644International: +1904644
  • Orange, CACity / region number prefixes
    Number prefix714221International: +1714221
  • Orange, CACity / region number prefixes
    Number prefix714288International: +1714288
  • Orange, CACity / region number prefixes
    Number prefix714289International: +1714289
  • Orange, CACity / region number prefixes
    Number prefix714385International: +1714385
  • Orange, CACity / region number prefixes
    Number prefix714453International: +1714453
  • Orange, CACity / region number prefixes
    Number prefix714456International: +1714456
  • Orange, CACity / region number prefixes
    Number prefix714516International: +1714516
  • Orange, CACity / region number prefixes
    Number prefix714532International: +1714532
  • Orange, CACity / region number prefixes
    Number prefix714538International: +1714538
  • Orange, CACity / region number prefixes
    Number prefix714628International: +1714628
  • Orange, CACity / region number prefixes
    Number prefix714633International: +1714633
  • Orange, CACity / region number prefixes
    Number prefix714634International: +1714634
  • Orange, CACity / region number prefixes
    Number prefix714637International: +1714637
  • Orange, CACity / region number prefixes
    Number prefix714639International: +1714639
  • Orange, CACity / region number prefixes
    Number prefix714744International: +1714744
  • Orange, CACity / region number prefixes
    Number prefix714769International: +1714769
  • Orange, CACity / region number prefixes
    Number prefix714771International: +1714771
  • Orange, CACity / region number prefixes
    Number prefix714921International: +1714921
  • Orange, CACity / region number prefixes
    Number prefix714935International: +1714935
  • Orange, CACity / region number prefixes
    Number prefix714937International: +1714937
  • Orange, CACity / region number prefixes
    Number prefix714938International: +1714938
  • Orange, CACity / region number prefixes
    Number prefix714939International: +1714939
  • Orange, CACity / region number prefixes
    Number prefix714940International: +1714940
  • Orange, CACity / region number prefixes
    Number prefix714978International: +1714978
  • Orange, CACity / region number prefixes
    Number prefix714997International: +1714997
  • Orange, CTCity / region number prefixes
    Number prefix203795International: +1203795
  • Orange, CTCity / region number prefixes
    Number prefix203799International: +1203799
  • Orange, CTCity / region number prefixes
    Number prefix203891International: +1203891
  • Orange, MACity / region number prefixes
    Number prefix978544International: +1978544
  • Orange, TXCity / region number prefixes
    Number prefix409670International: +1409670
  • Orange, TXCity / region number prefixes
    Number prefix409745International: +1409745
  • Orange, TXCity / region number prefixes
    Number prefix409882International: +1409882
  • Orange, TXCity / region number prefixes
    Number prefix409883International: +1409883
  • Orange, TXCity / region number prefixes
    Number prefix409886International: +1409886
  • Orange, VACity / region number prefixes
    Number prefix540661International: +1540661
  • Orange, VACity / region number prefixes
    Number prefix540672International: +1540672
  • Orangeburg, SCCity / region number prefixes
    Number prefix803531International: +1803531
  • Orangeburg, SCCity / region number prefixes
    Number prefix803533International: +1803533
  • Orangeburg, SCCity / region number prefixes
    Number prefix803534International: +1803534
  • Orangeburg, SCCity / region number prefixes
    Number prefix803535International: +1803535
  • Orangeburg, SCCity / region number prefixes
    Number prefix803536International: +1803536
  • Orangevale, CACity / region number prefixes
    Number prefix916987International: +1916987
  • Orangevale, CACity / region number prefixes
    Number prefix916988International: +1916988
  • Orangevale, CACity / region number prefixes
    Number prefix916989International: +1916989
  • Orbisonia, PACity / region number prefixes
    Number prefix814447International: +1814447
  • Orchard Park, NYCity / region number prefixes
    Number prefix716662International: +1716662
  • Orchard Park, NYCity / region number prefixes
    Number prefix716667International: +1716667
  • Ord, NECity / region number prefixes
    Number prefix308728International: +1308728
  • Ordway, COCity / region number prefixes
    Number prefix719267International: +1719267
  • Ore City, TXCity / region number prefixes
    Number prefix903968International: +1903968
  • OregonCity / region number prefixes
    Number prefix458International: +1458
  • OregonCity / region number prefixes
    Number prefix503International: +1503
  • OregonCity / region number prefixes
    Number prefix541International: +1541
  • OregonCity / region number prefixes
    Number prefix971International: +1971
  • Oregon City, ORCity / region number prefixes
    Number prefix503631International: +1503631
  • Oregon, ILCity / region number prefixes
    Number prefix815732International: +1815732
  • Oregon, MOCity / region number prefixes
    Number prefix660446International: +1660446
  • Oregon, OHCity / region number prefixes
    Number prefix419690International: +1419690
  • Oregon, OHCity / region number prefixes
    Number prefix419696International: +1419696
  • Oregon, OHCity / region number prefixes
    Number prefix419697International: +1419697
  • Oregon, OHCity / region number prefixes
    Number prefix419698International: +1419698
  • Oregon, WICity / region number prefixes
    Number prefix608835International: +1608835
  • Orem, UTCity / region number prefixes
    Number prefix80122International: +180122
  • Orem, UTCity / region number prefixes
    Number prefix801426International: +1801426
  • Orem, UTCity / region number prefixes
    Number prefix801434International: +1801434
  • Orem, UTCity / region number prefixes
    Number prefix801765International: +1801765
  • Orem, UTCity / region number prefixes
    Number prefix801802International: +1801802
  • Orient, OHCity / region number prefixes
    Number prefix614877International: +1614877
  • Oriental, NCCity / region number prefixes
    Number prefix252249International: +1252249
  • Orinda, CACity / region number prefixes
    Number prefix925253International: +1925253
  • Orinda, CACity / region number prefixes
    Number prefix925254International: +1925254
  • Orinda, CACity / region number prefixes
    Number prefix925258International: +1925258
  • Orion, ILCity / region number prefixes
    Number prefix309526International: +1309526
  • Orland Park, ILCity / region number prefixes
    Number prefix708226International: +1708226
  • Orland Park, ILCity / region number prefixes
    Number prefix708349International: +1708349
  • Orland Park, ILCity / region number prefixes
    Number prefix708364International: +1708364
  • Orland Park, ILCity / region number prefixes
    Number prefix708403International: +1708403
  • Orland Park, ILCity / region number prefixes
    Number prefix708460International: +1708460

Area codes identify dialing regions. More detailed number prefixes identify allocated ranges and may include subscriber digits. City coverage varies by country; a prefix does not establish a subscriber’s current location or available numbers.

National numbering planNumbering reference