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.

United StatesCountry calling code: +1

100 of 29106 documented prefixes

Ohatchee, ALCity / region number prefixes
Number prefix256892International: +1256892
OhioCity / region number prefixes
Number prefix216International: +1216
OhioCity / region number prefixes
Number prefix220International: +1220
OhioCity / region number prefixes
Number prefix234International: +1234
OhioCity / region number prefixes
Number prefix283International: +1283
OhioCity / region number prefixes
Number prefix326International: +1326
OhioCity / region number prefixes
Number prefix330International: +1330
OhioCity / region number prefixes
Number prefix380International: +1380
OhioCity / region number prefixes
Number prefix419International: +1419
OhioCity / region number prefixes
Number prefix440International: +1440
OhioCity / region number prefixes
Number prefix513International: +1513
OhioCity / region number prefixes
Number prefix567International: +1567
OhioCity / region number prefixes
Number prefix614International: +1614
OhioCity / region number prefixes
Number prefix740International: +1740
OhioCity / region number prefixes
Number prefix937International: +1937
Oil City, PACity / region number prefixes
Number prefix814677International: +1814677
Ojai, CACity / region number prefixes
Number prefix805640International: +1805640
Ojai, CACity / region number prefixes
Number prefix805646International: +1805646
Okanogan, WACity / region number prefixes
Number prefix509422International: +1509422
Okarche, OKCity / region number prefixes
Number prefix405263International: +1405263
Okeechobee, FLCity / region number prefixes
Number prefix863357International: +1863357
Okeechobee, FLCity / region number prefixes
Number prefix863467International: +1863467
Okeechobee, FLCity / region number prefixes
Number prefix863763International: +1863763
Okeechobee, FLCity / region number prefixes
Number prefix863824International: +1863824
Okeene, OKCity / region number prefixes
Number prefix580822International: +1580822
Okemah, OKCity / region number prefixes
Number prefix918623International: +1918623
Okemos, MICity / region number prefixes
Number prefix517347International: +1517347
Okemos, MICity / region number prefixes
Number prefix517349International: +1517349
Okemos, MICity / region number prefixes
Number prefix517381International: +1517381
OklahomaCity / region number prefixes
Number prefix405International: +1405
OklahomaCity / region number prefixes
Number prefix539International: +1539
OklahomaCity / region number prefixes
Number prefix572International: +1572
OklahomaCity / region number prefixes
Number prefix580International: +1580
OklahomaCity / region number prefixes
Number prefix918International: +1918
Oklahoma City, OKCity / region number prefixes
Number prefix40523International: +140523
Oklahoma City, OKCity / region number prefixes
Number prefix40560International: +140560
Oklahoma City, OKCity / region number prefixes
Number prefix40594International: +140594
Oklahoma City, OKCity / region number prefixes
Number prefix405228International: +1405228
Oklahoma City, OKCity / region number prefixes
Number prefix405242International: +1405242
Oklahoma City, OKCity / region number prefixes
Number prefix405254International: +1405254
Oklahoma City, OKCity / region number prefixes
Number prefix405270International: +1405270
Oklahoma City, OKCity / region number prefixes
Number prefix405271International: +1405271
Oklahoma City, OKCity / region number prefixes
Number prefix405272International: +1405272
Oklahoma City, OKCity / region number prefixes
Number prefix405286International: +1405286
Oklahoma City, OKCity / region number prefixes
Number prefix405297International: +1405297
Oklahoma City, OKCity / region number prefixes
Number prefix405302International: +1405302
Oklahoma City, OKCity / region number prefixes
Number prefix405378International: +1405378
Oklahoma City, OKCity / region number prefixes
Number prefix405418International: +1405418
Oklahoma City, OKCity / region number prefixes
Number prefix405424International: +1405424
Oklahoma City, OKCity / region number prefixes
Number prefix405427International: +1405427
Oklahoma City, OKCity / region number prefixes
Number prefix405440International: +1405440
Oklahoma City, OKCity / region number prefixes
Number prefix405456International: +1405456
Oklahoma City, OKCity / region number prefixes
Number prefix405463International: +1405463
Oklahoma City, OKCity / region number prefixes
Number prefix405470International: +1405470
Oklahoma City, OKCity / region number prefixes
Number prefix405478International: +1405478
Oklahoma City, OKCity / region number prefixes
Number prefix405488International: +1405488
Oklahoma City, OKCity / region number prefixes
Number prefix405491International: +1405491
Oklahoma City, OKCity / region number prefixes
Number prefix405495International: +1405495
Oklahoma City, OKCity / region number prefixes
Number prefix405521International: +1405521
Oklahoma City, OKCity / region number prefixes
Number prefix405524International: +1405524
Oklahoma City, OKCity / region number prefixes
Number prefix405525International: +1405525
Oklahoma City, OKCity / region number prefixes
Number prefix405528International: +1405528
Oklahoma City, OKCity / region number prefixes
Number prefix405552International: +1405552
Oklahoma City, OKCity / region number prefixes
Number prefix405616International: +1405616
Oklahoma City, OKCity / region number prefixes
Number prefix405619International: +1405619
Oklahoma City, OKCity / region number prefixes
Number prefix405631International: +1405631
Oklahoma City, OKCity / region number prefixes
Number prefix405632International: +1405632
Oklahoma City, OKCity / region number prefixes
Number prefix405634International: +1405634
Oklahoma City, OKCity / region number prefixes
Number prefix405635International: +1405635
Oklahoma City, OKCity / region number prefixes
Number prefix405636International: +1405636
Oklahoma City, OKCity / region number prefixes
Number prefix405670International: +1405670
Oklahoma City, OKCity / region number prefixes
Number prefix405672International: +1405672
Oklahoma City, OKCity / region number prefixes
Number prefix405677International: +1405677
Oklahoma City, OKCity / region number prefixes
Number prefix405680International: +1405680
Oklahoma City, OKCity / region number prefixes
Number prefix405681International: +1405681
Oklahoma City, OKCity / region number prefixes
Number prefix405682International: +1405682
Oklahoma City, OKCity / region number prefixes
Number prefix405685International: +1405685
Oklahoma City, OKCity / region number prefixes
Number prefix405686International: +1405686
Oklahoma City, OKCity / region number prefixes
Number prefix405691International: +1405691
Oklahoma City, OKCity / region number prefixes
Number prefix405692International: +1405692
Oklahoma City, OKCity / region number prefixes
Number prefix405702International: +1405702
Oklahoma City, OKCity / region number prefixes
Number prefix405713International: +1405713
Oklahoma City, OKCity / region number prefixes
Number prefix405720International: +1405720
Oklahoma City, OKCity / region number prefixes
Number prefix405721International: +1405721
Oklahoma City, OKCity / region number prefixes
Number prefix405722International: +1405722
Oklahoma City, OKCity / region number prefixes
Number prefix405728International: +1405728
Oklahoma City, OKCity / region number prefixes
Number prefix405733International: +1405733
Oklahoma City, OKCity / region number prefixes
Number prefix405745International: +1405745
Oklahoma City, OKCity / region number prefixes
Number prefix405748International: +1405748
Oklahoma City, OKCity / region number prefixes
Number prefix405749International: +1405749
Oklahoma City, OKCity / region number prefixes
Number prefix405751International: +1405751
Oklahoma City, OKCity / region number prefixes
Number prefix405752International: +1405752
Oklahoma City, OKCity / region number prefixes
Number prefix405753International: +1405753
Oklahoma City, OKCity / region number prefixes
Number prefix405755International: +1405755
Oklahoma City, OKCity / region number prefixes
Number prefix405767International: +1405767
Oklahoma City, OKCity / region number prefixes
Number prefix405773International: +1405773
Oklahoma City, OKCity / region number prefixes
Number prefix405810International: +1405810
Oklahoma City, OKCity / region number prefixes
Number prefix405840International: +1405840
Oklahoma City, OKCity / region number prefixes
Number prefix405842International: +1405842
Oklahoma City, OKCity / region number prefixes
Number prefix405843International: +1405843

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 plan Numbering reference