{ "url": "https://phonelookup.dev/prefix/us-843", "npa": "843", "slug": "us-843", "iso": "US", "country": "United States", "regions": [ { "code": "SC", "name": "South Carolina", "exchanges": 800 } ], "exchanges": 800, "known": 787, "byLineType": { "fixed_line": 482, "mobile": 251, "unknown": 13, "voip": 54 }, "carriers": [ { "name": "AT&T", "exchanges": 212, "byLineType": { "fixed_line": 151, "mobile": 53, "voip": 8 }, "ranges": [ "202", "204", "207", "216–218", "227", "243", "245", "258", "262", "265", "269", "271", "275–276", "283", "290", "292", "308", "317", "320", "323", "325", "327", "332–333", "337", "339", "346", "362", "372–373", "378", "383", "388", "393", "395", "398", "404", "406", "413", "421", "423", "431", "440", "454", "460", "464", "469", "479", "481", "486", "489", "496", "500–501", "504", "507", "516", "518", "523", "526", "528–529", "533–534", "537", "552–554", "556–557", "559", "563", "566", "569", "571–575", "577", "579", "582", "586", "588", "594", "604", "613", "615", "617–619", "629", "633", "636", "642", "648", "661–662", "664–665", "667", "669", "673–674", "676", "678–679", "683–684", "695", "704", "720–724", "727", "730", "732", "736", "740", "742–747", "751–752", "758–760", "762–764", "766–769", "774", "777", "780", "783", "789", "792", "794–795", "797–798", "800–801", "805", "813–814", "817–822", "824", "832", "841", "847", "849", "851–854", "856–857", "861–865", "869", "871", "873", "875–876", "881", "883–884", "886", "902", "917", "921–922", "926", "930", "933", "937", "939", "944", "949", "951", "953", "958", "963", "965", "970–971", "973–975", "980", "985", "996" ] }, { "name": "Verizon", "exchanges": 107, "byLineType": { "fixed_line": 4, "mobile": 103 }, "ranges": [ "209", "214", "226", "244", "250", "259", "274", "287", "289", "295", "303", "307", "309", "312", "319", "340", "344", "348", "356", "359", "368", "371", "384", "401", "409", "412", "422", "430", "439", "441", "494", "505–506", "509–510", "517", "540", "544", "550", "560", "592", "598–599", "601", "603", "607", "609–610", "614", "616", "621", "624–625", "631–632", "635", "637", "647", "655", "670", "680", "685", "687", "693", "696–697", "703", "708–709", "729", "731", "733", "735", "749", "754", "773", "810", "812", "816", "826", "830", "833–834", "845", "855", "858", "860", "870", "877", "901", "906–910", "925", "929", "934", "941", "957", "962", "983", "990–992", "995", "998" ] }, { "name": "T-Mobile", "exchanges": 82, "byLineType": { "mobile": 82 }, "ranges": [ "200", "206", "220", "222", "224", "229–230", "240–241", "246–247", "251–252", "254", "260", "263", "267", "270", "288", "291", "296–298", "301", "304–305", "310", "318", "321", "324", "330–331", "338", "343", "345", "360", "364", "367", "385", "405", "415", "424–425", "433", "437", "442", "446", "450", "452–453", "455", "457–458", "465", "472–473", "475–476", "478", "480", "490", "495", "499", "503", "514", "530", "532", "543", "568", "584", "597", "602", "640", "653", "694", "712–713", "781", "898", "940", "964", "997" ] }, { "name": "Lumen", "exchanges": 60, "byLineType": { "fixed_line": 58, "voip": 2 }, "ranges": [ "203", "228", "253", "268", "277–278", "306", "322", "350", "353", "400", "407–408", "410", "418", "461", "466", "470", "474", "484–485", "491–492", "502", "521–522", "524–525", "535–536", "547–548", "561", "564", "587", "595", "605–606", "627–628", "639", "649", "654", "701", "707", "714", "717", "726", "755", "765", "770", "776", "838", "846", "952", "954", "968", "982", "986–987" ] }, { "name": "Paetec Itel", "exchanges": 58, "byLineType": { "fixed_line": 58 }, "ranges": [ "242", "256", "266", "273", "279", "282", "284–286", "300", "302", "313–314", "316", "329", "352", "375–377", "391", "403", "414", "416–417", "419–420", "427–429", "432", "435", "456", "463", "468", "576", "578", "580", "583", "590", "596", "638", "656", "710", "725", "786–788", "850", "859", "868", "874", "878–879", "882", "885", "923", "955", "972" ] }, { "name": "Frontier", "exchanges": 57, "byLineType": { "fixed_line": 57 }, "ranges": [ "205", "213", "231–233", "235", "237–239", "248–249", "264", "272", "280–281", "315", "326", "328", "354", "361", "380–381", "386", "394", "396", "443–445", "447–449", "451", "467", "477", "483", "493", "497", "520", "527", "542", "545–546", "549", "558", "589", "626", "692", "828", "889–890", "904", "913", "915–916", "918", "946", "956" ] }, { "name": "Horry Telephone Cooperative", "exchanges": 30, "byLineType": { "fixed_line": 30 }, "ranges": [ "215", "234", "236", "293–294", "347", "349", "357–358", "365–366", "369", "390", "392", "397", "399", "436", "488", "581", "646", "650–652", "663", "716", "756", "839", "848", "903", "979" ] }, { "name": "Spectrum", "exchanges": 26, "byLineType": { "fixed_line": 26 }, "ranges": [ "299", "630", "643", "668", "691", "699", "715", "734", "741", "748", "750", "771–772", "775", "778–779", "796", "799", "802–803", "831", "880", "912", "924", "945", "947" ] }, { "name": "Farmers Telephone Cooperative", "exchanges": 14, "byLineType": { "fixed_line": 14 }, "ranges": [ "201", "210", "221", "355", "370", "374", "382", "387", "389", "426", "551", "657", "659", "677" ] }, { "name": "Onvoy", "exchanges": 14, "byLineType": { "voip": 14 }, "ranges": [ "487", "531", "666", "790", "793", "806", "888", "897", "905", "932", "938", "960", "966", "977" ] }, { "name": "Spirit Telecom", "exchanges": 13, "byLineType": { "fixed_line": 13 }, "ranges": [ "513", "519", "739", "791", "809", "840", "919", "927", "935", "943", "967", "978", "988" ] }, { "name": "Bandwidth.com", "exchanges": 12, "byLineType": { "voip": 12 }, "ranges": [ "508", "585", "593", "608", "620", "738", "829", "891–892", "894", "896", "999" ] }, { "name": "Hargray Telephone Company", "exchanges": 12, "byLineType": { "fixed_line": 12 }, "ranges": [ "208", "341–342", "363", "671", "681–682", "686", "689", "784–785", "842" ] }, { "name": "Home Telephone Company", "exchanges": 10, "byLineType": { "fixed_line": 10 }, "ranges": [ "257", "336", "462", "482", "565", "688", "719", "753", "761", "899" ] }, { "name": "Sandhill Telephone Cooperative", "exchanges": 9, "byLineType": { "fixed_line": 9 }, "ranges": [ "334–335", "498", "622–623", "634", "658", "672", "675" ] }, { "name": "USA Mobility", "exchanges": 9, "byLineType": { "mobile": 9 }, "ranges": [ "219", "434", "512", "570", "600", "660", "728", "807", "961" ] }, { "name": "Palmetto Rural Telephone Cooperative", "exchanges": 7, "byLineType": { "fixed_line": 7 }, "ranges": [ "538–539", "562", "835", "844", "866", "893" ] }, { "name": "Hargray Communications", "exchanges": 6, "byLineType": { "fixed_line": 6 }, "ranges": [ "705–706", "757", "815", "836–837" ] }, { "name": "Comcast", "exchanges": 5, "byLineType": { "voip": 5 }, "ranges": [ "612", "641", "718", "737", "936" ] }, { "name": "Hargray", "exchanges": 5, "byLineType": { "fixed_line": 5 }, "ranges": [ "255", "379", "541", "644–645" ] }, { "name": "South Carolina Telecom Group", "exchanges": 5, "byLineType": { "fixed_line": 5 }, "ranges": [ "515", "698", "827", "895", "993" ] }, { "name": "TDS Telecom", "exchanges": 5, "byLineType": { "fixed_line": 5 }, "ranges": [ "351", "567", "825", "887", "928" ] }, { "name": "Palmetto Telephone Communications", "exchanges": 4, "byLineType": { "fixed_line": 4 }, "ranges": [ "782", "920", "931", "989" ] }, { "name": "Peerless Network", "exchanges": 4, "byLineType": { "voip": 4 }, "ranges": [ "872", "969", "984", "994" ] }, { "name": "TELNYX", "exchanges": 3, "byLineType": { "voip": 3 }, "ranges": [ "402", "438", "459" ] }, { "name": "Vonage", "exchanges": 3, "byLineType": { "voip": 3 }, "ranges": [ "823", "942", "981" ] }, { "name": "Wow! Internet", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "225", "261", "804" ] }, { "name": "Brightlink Communications", "exchanges": 2, "byLineType": { "mobile": 2 }, "ranges": [ "212", "702" ] }, { "name": "Home Telecom", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "471", "900" ] }, { "name": "US LEC", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "591", "914" ] }, { "name": "AAA Communications", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "223" ] }, { "name": "COMMIO LLC", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "867" ] }, { "name": "Emergency Networks", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "843" ] }, { "name": "Sandhill Connextions", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "690" ] }, { "name": "Twilio International", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "948" ] }, { "name": "YMax Communications", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "808" ] } ], "grid": "mffvffmffmfumfmffmfmmfmmmfmmfmmfffffffffmmffmmmmffmmmfmfffmmmffmfffmffmmffmfmffffffmfffmmmmmfffmmmmffmffmmfmfmmumfffffmmfmffmmfmffmmfmfffmmfmffmmmffmfffffffmffmmfffmffmmffmmmffffffffffmmffffffffffffffffvffmfffmfumffmfffffmmfmmffffmffmmffmvmfmmfffmfffmfmmfmfmmvfffffmfffmffmmfmmfmfmmfffffvfmmfffmmmffmfvfmmmmvvmmumfmfmmffffffffffffmvmmffffffmffmmfffffmffffuffffmfffffffmfmffffmffffffmfmvffffffmvfffmmmmmmmvffmvmmuvmmmmmmfvmffmmfffffmmffmfmffmvmffffmvffffmfmffffmfffffvfffmfffffffffmffmmmfmfffffmmfmmffufmmmfffmmfummffffvfffffffffmmmmfffmfvvfffmffffffmfmffmffffffffffffffffffffffffffmfmffffffvffvffffmfvmffffvmvfmummmfmmfmffmvffmffvmffmmffffffffmfmffffffffmmffmfmmmffvfvffmfvffffmffffffffffvffvvfvfvvmffmmffvmmmmmufffffvffffmffmmffmffvmmfvfvmmmvfffffvmufffvffmfuvmmfmfvffvffffffuvffmvfmvfffffmmmfvmvmmv", "patterns": { "all": "^\\+1843[2-9]\\d{6}$", "fixed_line": "^\\+1843(?:2(?:0[124578]|1[03568]|2[158]|3[1-9]|4[2389]|5[35-7]|6[124-689]|7[2357-9]|8[0-24-6]|9[2-49])|3(?:0[02368]|1[3-7]|2[023689]|3[24-69]|4[12679]|5[0-578]|6[1-3569]|7[04-9]|8[0-36-9]|9\\d)|4(?:0[01346-8]|1[0346-9]|2[036-9]|3[1256]|4[03-57-9]|5[146]|6[0-46-8]|7[01479]|8[2-68]|9[1-378])|5(?:0[02]|1[3589]|2\\d|3[4-9]|4[125-9]|[57][1-46-9]|6[1-79]|8[0136-9]|9[014-6])|6(?:0[56]|19|2[236-9]|3[034689]|4[3-69]|5[0-246-9]|6[1-57-9]|7[1-9]|8[12689]|9[0-2589])|7(?:0[15-7]|1[04-79]|2[0-7]|3[2-469]|4[013-8]|5[0235-9]|[67]\\d|8[024-9]|9[124-79])|8(?:0[2-59]|1[58]|2[014578]|3[125-9]|4[0-246-9]|5[0-3679]|6[34689]|7[13-689]|8[0-79]|9[0359])|9(?:0[034]|1[2-689]|2[013478]|3[0157]|4[3-7]|5[1-3568]|6[3578]|7[0-589]|8[25-9]|93))\\d{4}$", "mobile": "^\\+1843(?:2(?:0[069]|1[2479]|2[02-4679]|30|4[014-7]|5[0-2489]|6[037]|7[0146]|8[37-9]|9[015-8])|3(?:0[14579]|1[0289]|2[1457]|3[01378]|4[03-58]|5[69]|6[0478]|7[1-3]|8[45])|4(?:[06][59]|1[25]|2[1245]|3[03479]|4[126]|5[023578]|7[23568]|8[019]|9[04-69])|5(?:0[3-69]|1[02467]|3[023]|4[034]|50|6[08]|7[05]|8[24]|9[27-9])|6(?:0[0-379]|1[03-8]|2[145]|3[1257]|4[027]|5[35]|[67]0|8[03-57]|9[3467])|7(?:0[2-489]|1[23]|2[89]|3[015]|4[29]|5[14]|8[13]|98)|8(?:0[17]|1[02-4679]|2[26]|3[034]|4[35]|5[458]|6[0-2]|7[07]|98)|9(?:0[126-9]|10|2[2569]|3[349]|4[019]|57|6[124]|8[03]|9[0-2578]))\\d{4}$", "voip": "^\\+1843(?:203|4(?:02|38|59|87)|5(?:0[178]|31|85|93)|6(?:0[48]|12|20|4[18]|66)|7(?:18|3[78]|9[03])|8(?:0[068]|2[39]|6[57]|72|88|9[12467])|9(?:05|[17]7|3[268]|4[28]|54|6[069]|8[14]|9[469]))\\d{4}$" }, "sandbox": { "input": "+18435550123", "valid": true, "type": "Fixed line or mobile", "region": "US", "formats": { "e164": "+18435550123", "international": "+1 843-555-0123", "national": "(843) 555-0123", "rfc3966": "tel:+1-843-555-0123" }, "parts": { "countryCode": "+1", "destinationCode": "843", "destinationKind": "area code", "subscriber": "5550123" } }, "faq": [ { "question": "Where is area code 843?", "answer": "Area code 843 is in South Carolina, in the United States: all 800 of its exchanges on record are there. From abroad it is dialled +1 843, then the seven-digit number." }, { "question": "Is a 843 number mobile or landline?", "answer": "Either: in the North American Numbering Plan the line type belongs to the exchange (the three digits after the area code), not to the area code. Of the 800 exchanges on record in 843, 251 (31%) were allocated as mobile, 482 (60%) as fixed line, 54 (7%) as VoIP and 13 (2%) have no line type on record. A number can have been ported since, to another carrier and even to another line type." }, { "question": "Which carriers have numbers in area code 843?", "answer": "36 carriers hold exchanges in 843 on record; the most: AT&T (212), Verizon (107) and T-Mobile (82). These are the original allocations: with number portability, a number may be served by another carrier today, which only a live carrier lookup (an HLR or MNP query) can tell." }, { "question": "How do I validate a 843 phone number?", "answer": "In E.164 a 843 number matches ^\\+1843[2-9]\\d{6}$: +1, the area code, a central office code that does not start with 0 or 1, then four digits. Written nationally it reads (843) 555-0123. The exchange patterns on this page narrow it to the exchanges allocated as mobile, fixed line or VoIP." } ], "neighbours": { "sameRegion": [ "us-803", "us-821", "us-839", "us-854", "us-864" ], "previous": "us-840", "next": "us-845" }, "meta": { "dataAsOf": "2026-10-25", "dataPoints": 800, "references": [ { "authority": "NANPA", "title": "North American Numbering Plan Administrator", "url": "https://nanpa.com/" }, { "authority": "CNAC", "title": "Canadian Numbering Administrator", "url": "https://www.cnac.ca/" }, { "authority": "ITU", "title": "National numbering plan: United States", "url": "https://www.itu.int/oth/T02020000DE/en" } ] } }