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 codesUnited StatesCountry calling code: +1
100 of 29106 documented prefixes
- Harrisonburg, VACity / region number prefixesNumber prefix540574International: +1540574
- Harrisonburg, VACity / region number prefixesNumber prefix540689International: +1540689
- Harrisonville, MOCity / region number prefixesNumber prefix816380International: +1816380
- Harrisonville, MOCity / region number prefixesNumber prefix816884International: +1816884
- Harrisville, MICity / region number prefixesNumber prefix989724International: +1989724
- Harrisville, PACity / region number prefixesNumber prefix724735International: +1724735
- Harrisville, WVCity / region number prefixesNumber prefix304643International: +1304643
- Harrodsburg, KYCity / region number prefixesNumber prefix859734International: +1859734
- Harrogate, TNCity / region number prefixesNumber prefix423869International: +1423869
- Hart, MICity / region number prefixesNumber prefix231873International: +1231873
- Hartford City, INCity / region number prefixesNumber prefix765348International: +1765348
- Hartford, ALCity / region number prefixesNumber prefix334588International: +1334588
- Hartford, CTCity / region number prefixesNumber prefix86024International: +186024
- Hartford, CTCity / region number prefixesNumber prefix860206International: +1860206
- Hartford, CTCity / region number prefixesNumber prefix860275International: +1860275
- Hartford, CTCity / region number prefixesNumber prefix860278International: +1860278
- Hartford, CTCity / region number prefixesNumber prefix860293International: +1860293
- Hartford, CTCity / region number prefixesNumber prefix860296International: +1860296
- Hartford, CTCity / region number prefixesNumber prefix860297International: +1860297
- Hartford, CTCity / region number prefixesNumber prefix860522International: +1860522
- Hartford, CTCity / region number prefixesNumber prefix860524International: +1860524
- Hartford, CTCity / region number prefixesNumber prefix860525International: +1860525
- Hartford, CTCity / region number prefixesNumber prefix860527International: +1860527
- Hartford, CTCity / region number prefixesNumber prefix860545International: +1860545
- Hartford, CTCity / region number prefixesNumber prefix860547International: +1860547
- Hartford, CTCity / region number prefixesNumber prefix860548International: +1860548
- Hartford, CTCity / region number prefixesNumber prefix860549International: +1860549
- Hartford, CTCity / region number prefixesNumber prefix860560International: +1860560
- Hartford, CTCity / region number prefixesNumber prefix860714International: +1860714
- Hartford, CTCity / region number prefixesNumber prefix860724International: +1860724
- Hartford, CTCity / region number prefixesNumber prefix860727International: +1860727
- Hartford, CTCity / region number prefixesNumber prefix860728International: +1860728
- Hartford, CTCity / region number prefixesNumber prefix860757International: +1860757
- Hartford, CTCity / region number prefixesNumber prefix860951International: +1860951
- Hartford, CTCity / region number prefixesNumber prefix860956International: +1860956
- Hartford, KYCity / region number prefixesNumber prefix270298International: +1270298
- Hartford, MICity / region number prefixesNumber prefix269621International: +1269621
- Hartford, SDCity / region number prefixesNumber prefix605528International: +1605528
- Hartford, WICity / region number prefixesNumber prefix262670International: +1262670
- Hartford, WICity / region number prefixesNumber prefix262673International: +1262673
- Hartington, NECity / region number prefixesNumber prefix402254International: +1402254
- Hartland, MICity / region number prefixesNumber prefix810632International: +1810632
- Hartland, VTCity / region number prefixesNumber prefix802436International: +1802436
- Hartland, WICity / region number prefixesNumber prefix262367International: +1262367
- Hartland, WICity / region number prefixesNumber prefix262369International: +1262369
- Hartland, WICity / region number prefixesNumber prefix262538International: +1262538
- Hartly, DECity / region number prefixesNumber prefix302492International: +1302492
- Hartselle, ALCity / region number prefixesNumber prefix256751International: +1256751
- Hartselle, ALCity / region number prefixesNumber prefix256773International: +1256773
- Hartshorne, OKCity / region number prefixesNumber prefix918297International: +1918297
- Hartsville, SCCity / region number prefixesNumber prefix843332International: +1843332
- Hartsville, SCCity / region number prefixesNumber prefix843339International: +1843339
- Hartsville, SCCity / region number prefixesNumber prefix843383International: +1843383
- Hartsville, TNCity / region number prefixesNumber prefix615374International: +1615374
- Hartville, MOCity / region number prefixesNumber prefix417741International: +1417741
- Hartville, OHCity / region number prefixesNumber prefix330877International: +1330877
- Hartwell, GACity / region number prefixesNumber prefix706376International: +1706376
- Hartwell, GACity / region number prefixesNumber prefix706377International: +1706377
- Harvard, ILCity / region number prefixesNumber prefix815943International: +1815943
- Harvard, MACity / region number prefixesNumber prefix978456International: +1978456
- Harvey, NDCity / region number prefixesNumber prefix701324International: +1701324
- Harveys Lake, PACity / region number prefixesNumber prefix570639International: +1570639
- Harwich, MACity / region number prefixesNumber prefix508430International: +1508430
- Harwinton, CTCity / region number prefixesNumber prefix860485International: +1860485
- Harwood Heights, ILCity / region number prefixesNumber prefix708867International: +1708867
- Hasbrouck Hts, NJCity / region number prefixesNumber prefix201288International: +1201288
- Haskell, OKCity / region number prefixesNumber prefix918482International: +1918482
- Haskell, TXCity / region number prefixesNumber prefix940864International: +1940864
- Haslet, TXCity / region number prefixesNumber prefix817439International: +1817439
- Haslett, MICity / region number prefixesNumber prefix517339International: +1517339
- Hastings, FLCity / region number prefixesNumber prefix904692International: +1904692
- Hastings, MICity / region number prefixesNumber prefix269945International: +1269945
- Hastings, MICity / region number prefixesNumber prefix269948International: +1269948
- Hastings, MNCity / region number prefixesNumber prefix651437International: +1651437
- Hastings, MNCity / region number prefixesNumber prefix651438International: +1651438
- Hastings, MNCity / region number prefixesNumber prefix651480International: +1651480
- Hastings, NECity / region number prefixesNumber prefix402461International: +1402461
- Hastings, NECity / region number prefixesNumber prefix402462International: +1402462
- Hastings, NECity / region number prefixesNumber prefix402463International: +1402463
- Hastings, PACity / region number prefixesNumber prefix814247International: +1814247
- Hatch, NMCity / region number prefixesNumber prefix575267International: +1575267
- Hatfield, MACity / region number prefixesNumber prefix413247International: +1413247
- Hatley, WICity / region number prefixesNumber prefix715446International: +1715446
- Hatteras, NCCity / region number prefixesNumber prefix252986International: +1252986
- Hattiesburg, MSCity / region number prefixesNumber prefix601261International: +1601261
- Hattiesburg, MSCity / region number prefixesNumber prefix601264International: +1601264
- Hattiesburg, MSCity / region number prefixesNumber prefix601268International: +1601268
- Hattiesburg, MSCity / region number prefixesNumber prefix601271International: +1601271
- Hattiesburg, MSCity / region number prefixesNumber prefix601288International: +1601288
- Hattiesburg, MSCity / region number prefixesNumber prefix601296International: +1601296
- Hattiesburg, MSCity / region number prefixesNumber prefix601336International: +1601336
- Hattiesburg, MSCity / region number prefixesNumber prefix601450International: +1601450
- Hattiesburg, MSCity / region number prefixesNumber prefix601544International: +1601544
- Hattiesburg, MSCity / region number prefixesNumber prefix601545International: +1601545
- Hattiesburg, MSCity / region number prefixesNumber prefix601579International: +1601579
- Hattiesburg, MSCity / region number prefixesNumber prefix601582International: +1601582
- Hattiesburg, MSCity / region number prefixesNumber prefix601583International: +1601583
- Hattiesburg, MSCity / region number prefixesNumber prefix601584International: +1601584
- Hattiesburg, MSCity / region number prefixesNumber prefix601602International: +1601602
- Haubstadt, INCity / region number prefixesNumber prefix812768International: +1812768
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.
