{ "url": "https://phonelookup.dev/prefix/us-270", "npa": "270", "slug": "us-270", "iso": "US", "country": "United States", "regions": [ { "code": "KY", "name": "Kentucky", "exchanges": 783 } ], "exchanges": 783, "known": 769, "byLineType": { "fixed_line": 428, "mobile": 197, "unknown": 14, "voip": 144 }, "carriers": [ { "name": "AT&T", "exchanges": 267, "byLineType": { "fixed_line": 156, "mobile": 98, "voip": 13 }, "ranges": [ "204", "210", "221", "227", "229", "231–233", "235–236", "238", "246–247", "249–254", "256–258", "264–265", "269", "271", "273–281", "291", "293", "298", "302", "307", "313–316", "318–319", "322–323", "326", "333", "336", "338–339", "350", "353", "356", "362–363", "365", "372", "377", "381", "383", "387–389", "391", "393", "399", "401–407", "412", "415", "417–418", "424", "438–439", "441–444", "446", "461", "466", "468", "472–476", "483–484", "486", "499", "501", "508", "519", "521–523", "525–527", "529", "533–535", "538", "543", "545–546", "554", "556", "558–559", "562", "564", "575–577", "579", "584–586", "589", "593", "598", "602", "604", "608", "612–613", "616–617", "625", "627", "635", "639–640", "653", "660", "662", "664", "667", "669", "673", "676", "680", "683–689", "691", "695–698", "703–705", "707", "719", "723–726", "729", "731", "733", "736", "744–746", "753–754", "756–757", "759", "762", "764", "767", "771", "774", "776–777", "779–783", "785", "788", "790–794", "796–799", "805", "809", "820–821", "824–827", "830–831", "835–836", "839", "842–844", "846–847", "850–852", "860", "869", "871", "880–881", "883–887", "889–890", "898", "901", "903", "922", "924", "926–927", "929", "931", "935–936", "943", "945", "952", "956", "962", "965", "977", "980", "987", "991", "993–994", "999" ] }, { "name": "Sinch (Inteliquent)", "exchanges": 110, "byLineType": { "voip": 110 }, "ranges": [ "209", "220", "240", "262", "267", "288–289", "294", "327", "342", "355", "364", "375", "386", "394", "398", "400", "408–410", "413", "416", "423", "429", "431", "447–448", "456", "458", "460", "470–471", "477", "479–480", "494", "502", "509", "512–514", "516–518", "540", "550", "560–561", "567–569", "573–574", "588", "592", "595–596", "600", "626", "633", "637–638", "644", "650", "652", "671", "675", "682", "690", "708", "712–714", "716–718", "720–721", "738", "743", "747", "751", "761", "778", "787", "808", "812–813", "817–818", "837–838", "867", "882", "892", "897", "910", "912–918", "923", "951", "953", "964", "966–967" ] }, { "name": "Lumen", "exchanges": 64, "byLineType": { "fixed_line": 63, "voip": 1 }, "ranges": [ "208", "215–216", "228", "241", "248", "255", "261", "263", "266", "282–285", "301", "330", "344", "426", "450", "467", "482", "495", "506", "515", "520", "571", "591", "594", "601", "605", "630–632", "643", "645", "656", "663", "681", "715", "775", "803–804", "806", "840", "854", "859", "872–875", "896", "905–906", "908", "942", "944", "946", "948", "968", "971–975" ] }, { "name": "Verizon", "exchanges": 62, "byLineType": { "fixed_line": 5, "mobile": 57 }, "ranges": [ "200", "202", "205–207", "213–214", "217–218", "225", "292", "297", "309", "331", "348–349", "445", "449", "459", "493", "498", "510", "532", "557", "566", "570", "572", "590", "606", "610", "619", "621", "634", "647", "702", "709", "727", "734", "741", "748", "750", "752", "772", "784", "816", "819", "823", "832", "841", "853", "855", "878", "921", "925", "940", "955", "963", "969–970", "978", "983", "997" ] }, { "name": "Windstream", "exchanges": 62, "byLineType": { "fixed_line": 62 }, "ranges": [ "203", "230", "234", "237", "242", "259", "286–287", "290", "299", "337", "358", "360", "367", "369", "384–385", "395", "465", "469", "487", "490", "552–553", "563", "597", "628", "651", "655", "659", "672", "677", "692", "694", "699", "706", "735", "737", "739", "749", "758", "763", "765–766", "769", "789", "822", "849", "861–862", "864–865", "870", "879", "891", "899", "928", "932", "937", "939", "986", "989" ] }, { "name": "T-Mobile", "exchanges": 39, "byLineType": { "mobile": 39 }, "ranges": [ "201", "222–223", "226", "243–245", "268", "300", "303–306", "308", "312", "317", "320", "359", "361", "366", "392", "421", "425", "452", "454", "485", "504", "507", "807", "834", "868", "893", "938", "947", "957", "985", "995–996", "998" ] }, { "name": "Spectrum", "exchanges": 26, "byLineType": { "fixed_line": 26 }, "ranges": [ "212", "310", "321", "341", "368", "373–374", "390", "440", "451", "455", "478", "500", "599", "648", "730", "768", "795", "801–802", "894", "904", "907", "909", "941", "981" ] }, { "name": "South Central Rural Telephone Cooperative Corporation", "exchanges": 19, "byLineType": { "fixed_line": 19 }, "ranges": [ "324–325", "427–428", "432", "434", "453", "457", "524", "528", "531", "537", "565", "614", "646", "670", "678", "773", "786" ] }, { "name": "MCC Telephony", "exchanges": 18, "byLineType": { "fixed_line": 18 }, "ranges": [ "340", "357", "530", "548", "578", "609", "615", "636", "649", "810", "815", "848", "888", "895", "920", "954", "961", "992" ] }, { "name": "West Kentucky Networks", "exchanges": 15, "byLineType": { "fixed_line": 15 }, "ranges": [ "328", "345", "354", "376", "382", "435–437", "489", "492", "623", "642", "658", "674", "856" ] }, { "name": "Brandenburg Telephone Company", "exchanges": 13, "byLineType": { "fixed_line": 13 }, "ranges": [ "219", "272", "351–352", "422", "496–497", "536", "547", "668", "828", "863", "877" ] }, { "name": "Duo County Telephone", "exchanges": 8, "byLineType": { "fixed_line": 8 }, "ranges": [ "343", "378–380", "430", "433", "858", "866" ] }, { "name": "Paetec Itel", "exchanges": 8, "byLineType": { "fixed_line": 8 }, "ranges": [ "370", "491", "505", "701", "710", "740", "814", "990" ] }, { "name": "Ballard Telephone Cooperative", "exchanges": 7, "byLineType": { "fixed_line": 7 }, "ranges": [ "224", "334–335", "462", "488", "665", "876" ] }, { "name": "Brandenburg Telecom", "exchanges": 7, "byLineType": { "fixed_line": 7 }, "ranges": [ "396–397", "580", "902", "949", "979", "982" ] }, { "name": "Logan Telephone Cooperative", "exchanges": 6, "byLineType": { "fixed_line": 6 }, "ranges": [ "539", "542", "657", "728", "755", "934" ] }, { "name": "Bandwidth.com", "exchanges": 5, "byLineType": { "voip": 5 }, "ranges": [ "260", "551", "693", "930", "984" ] }, { "name": "COMMIO LLC", "exchanges": 5, "byLineType": { "voip": 5 }, "ranges": [ "270", "583", "587", "833", "960" ] }, { "name": "TELNYX", "exchanges": 3, "byLineType": { "voip": 3 }, "ranges": [ "661", "845", "919" ] }, { "name": "Comcast", "exchanges": 2, "byLineType": { "voip": 2 }, "ranges": [ "641", "900" ] }, { "name": "Dialog Telecommunications", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "582", "933" ] }, { "name": "North Central Telephone Cooperative", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "618", "622" ] }, { "name": "Nuso", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "414", "760" ] }, { "name": "South Central Telcom", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "544", "629" ] }, { "name": "TDS Telecom", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "295", "988" ] }, { "name": "Voip Street", "exchanges": 2, "byLineType": { "voip": 2 }, "ranges": [ "420", "770" ] }, { "name": "Brightlink Communications", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "620" ] }, { "name": "CoreTel", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "296" ] }, { "name": "Dish Wireless", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "481" ] }, { "name": "E. Ritter Communications", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "654" ] }, { "name": "Fractel", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "800" ] }, { "name": "North Central Communications", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "239" ] }, { "name": "Twilio International", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "679" ] }, { "name": "USA Mobility", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "742" ] }, { "name": "Velocity Networks of Kentucky", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "541" ] }, { "name": "Vonage", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "666" ] }, { "name": "West Kentucky Rural Telephone", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "332" ] } ], "grid": "mmmffmmmfvmufmmfvmmfvfmmfmmmfffmffffffffvffmmmmfffmffvmfmfffvfvffffvmfvffffffffvmfffffffvvffmmvfffffmfmmmmmmmmfummmmmmmmmffffffvf-fmffffvffmffvfff--mmmffvfvmffmfmfmvfmffff-vffvfffffmffffvvffffmfvfffvmvmmmmmmmvvvufvffvfm-vmfvfmfffvfvffffffmffffffmmvvfffmfmfvfvmvff--fffffvvfmfffvfvvmffmmfffffffmvfffmmfmv-mffmmvmuvvvfvvvmfffvffffffffmffmffffvffmfffff-vvfffummfmvvmfmfmvvvmfmvvfmmfmf-fvmmfvvmmfvvfvvfffvfm-mfm-mfmumvffvmfmmmff-mvmfffffvmmfvvffvffvffmffvfvfffffffmvffffvffffvfvfvfffvffvfffffffvffvfmmfffufmmmmffvmfuvvvfvvvmvv-mmffmffff-fmfffvfffmvfffvmfmvmffffffffvffffffffvfmfmfmfvmffffmffvffmmmfvffffmvffffmfmvffuvvffmvvfmffmfffff-ffmvmfmvvmfmfffvfmffmffmfmf-ffmffffffvmffmffffffmfmfvfffffffffvmfffvffvffmffffffvuvvvvvvvvffmvfmfffmvmffffffmfmffmfmfmffuvmvfmfmuuvfvmvfvvfmmfffffummfmffmvmfmfffmfmmmmmmm", "patterns": { "all": "^\\+1270[2-9]\\d{6}$", "fixed_line": "^\\+1270(?:2(?:0[348]|1[259]|2[1489]|3[02-9]|4[127-9]|5[1257-9]|6[13-69]|7[1-8]|8[1-7]|9[015-9])|3(?:01|10|2[1-68]|3[02-578]|4[013-5]|5[12478]|6[0257-9]|7[0346-9]|8[02-589]|9[0135-7])|4(?:1[2457]|2[246-8]|3[02-79]|4[0-49]|5[01357]|6[125-9]|7[24-68]|8[236-9]|9[0-25-7])|5(?:0[056]|15|2[0-24-9]|3[01346-9]|4[124-8]|5[2-48]|6[35]|7[158]|8[026]|9[147-9])|6(?:0[159]|1[458]|2[2389]|3[0-269]|4[0235689]|5[13-9]|6[2-57-9]|7[0246-8]|8[013-9]|9[1247-9])|7(?:0[167]|1[05]|2[5689]|3[0135-79]|4[014-69]|5[3-9]|6[02-9]|7[1357]|8[0-35689]|9[35-8])|8(?:0[1-469]|1[0459]|2[124-8]|3[015]|4[02-4689]|5[124689]|6[1-69]|7[02-79]|8[13-9]|9[014-689])|9(?:0[124-9]|2[0146-8]|3[2-79]|4[124689]|5[46]|6[158]|7[1-59]|8[12689]|9[02]))\\d{4}$", "mobile": "^\\+1270(?:2(?:0[0-25-7]|1[03478]|2[235-7]|31|4[3-6]|5[046]|68|80|9[23])|3(?:0[02-9]|1[2-9]|20|3[19]|4[89]|5[069]|6[136]|81|9[29])|4(?:0[1-7]|[13]8|2[15]|4[56]|5[249]|73|8[145]|9[389])|5(?:0[1478]|1[09]|3[25]|43|5[679]|6[246]|7[02679]|8[459]|90)|6(?:0[2468]|1[0279]|2[0157]|3[45]|47|60|9[56])|7(?:0[2-59]|19|2[347]|[38]4|4[28]|5[02]|7[2469]|9[0-29])|8(?:0[57]|16|2[03]|3[2469]|4[17]|5[035]|6[08]|7[18]|80|93)|9(?:03|2[259]|3[18]|[48][0357]|5[257]|6[39]|7[078]|9[13-9]))\\d{4}$", "voip": "^\\+1270(?:2(?:09|16|[24]0|53|6[027]|7[09]|8[89]|94)|3(?:27|36|42|5[35]|64|7[25]|8[67]|9[48])|4(?:0[089]|1[036]|2[039]|31|4[78]|5[68]|[68]0|7[0179]|94)|5(?:0[29]|1[2-46-8]|23|40|5[01]|6[017-9]|7[34]|8[378]|9[2356])|6(?:00|1[36]|26|3[378]|4[14]|5[02]|6[16]|7[1359]|82|9[03])|7(?:[03]8|1[2-46-8]|2[01]|4[37]|[56]1|7[08]|87|94)|8(?:0[08]|1[2378]|3[378]|45|67|82|9[27])|9(?:[03]0|1[02-9]|23|5[13]|6[02467]|84))\\d{4}$" }, "sandbox": { "input": "+12705550123", "valid": true, "type": "Fixed line or mobile", "region": "US", "formats": { "e164": "+12705550123", "international": "+1 270-555-0123", "national": "(270) 555-0123", "rfc3966": "tel:+1-270-555-0123" }, "parts": { "countryCode": "+1", "destinationCode": "270", "destinationKind": "area code", "subscriber": "5550123" } }, "faq": [ { "question": "Where is area code 270?", "answer": "Area code 270 is in Kentucky, in the United States: all 783 of its exchanges on record are there. From abroad it is dialled +1 270, then the seven-digit number." }, { "question": "Is a 270 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 783 exchanges on record in 270, 197 (25%) were allocated as mobile, 428 (55%) as fixed line, 144 (18%) as VoIP and 14 (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 270?", "answer": "37 carriers hold exchanges in 270 on record; the most: AT&T (267), Sinch (Inteliquent) (110) and Lumen (64). 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 270 phone number?", "answer": "In E.164 a 270 number matches ^\\+1270[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 (270) 555-0123. The exchange patterns on this page narrow it to the exchanges allocated as mobile, fixed line or VoIP." } ], "neighbours": { "sameRegion": [ "us-364", "us-502", "us-606", "us-859" ], "previous": "us-269", "next": "us-272" }, "meta": { "dataAsOf": "2026-10-25", "dataPoints": 783, "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" } ] } }