{ "url": "https://phonelookup.dev/prefix/us-620", "npa": "620", "slug": "us-620", "iso": "US", "country": "United States", "regions": [ { "code": "KS", "name": "Kansas", "exchanges": 719 } ], "exchanges": 719, "known": 705, "byLineType": { "fixed_line": 437, "mobile": 175, "unknown": 14, "voip": 93 }, "carriers": [ { "name": "AT&T", "exchanges": 191, "byLineType": { "fixed_line": 157, "mobile": 32, "voip": 2 }, "ranges": [ "206", "210", "216", "221–225", "227", "229–236", "240–242", "244–245", "250–252", "254", "257", "260", "264", "271–273", "275–277", "280", "285", "287", "306", "309", "314–315", "322", "325–326", "330–333", "336–343", "359", "365", "370", "374", "380", "382", "390–392", "399", "400–401", "408", "412", "414", "417", "421–423", "430–433", "441–442", "446", "449–450", "464", "473", "482", "487", "501", "504", "507–508", "510", "513", "521", "532", "556", "560", "563", "582–583", "590–591", "619", "621–622", "624–626", "628–629", "636", "641", "646–647", "650", "659", "662–665", "669", "672", "675", "678–679", "682", "694", "699", "702", "704–705", "709–710", "714", "716–717", "723", "725–728", "736", "741", "758", "765", "768", "770", "786", "791–793", "797–798", "801–803", "805", "820", "826", "840", "842", "870", "872–874", "878–879", "882", "885–887", "891", "896", "901–902", "908–909", "912", "920–921", "926", "931", "938", "948", "968", "979", "982–983", "988" ] }, { "name": "Lumen", "exchanges": 101, "byLineType": { "fixed_line": 101 }, "ranges": [ "209", "237", "256", "258", "263", "266–270", "278", "286", "291", "297–298", "302", "307", "319", "327–328", "348", "364", "378", "402", "439", "445", "455", "458–459", "463", "465", "468", "479", "483", "486", "488–489", "506", "509", "514", "522", "531", "534", "537–538", "543", "549", "564", "567–568", "577", "585", "587", "596", "603–604", "607", "614", "633", "637", "645", "652–653", "656", "658", "670", "692", "698", "708", "712", "715", "718", "720", "731–732", "743", "772", "783–784", "790", "795", "808", "834", "836–837", "839", "848", "856", "860", "869", "877", "884", "904", "910", "947", "953", "956–957", "963–964", "995" ] }, { "name": "Verizon", "exchanges": 60, "byLineType": { "fixed_line": 1, "mobile": 59 }, "ranges": [ "200", "202–204", "212–215", "218", "228", "238", "253", "255", "261", "282", "288", "290", "295", "313", "321", "323", "334", "352", "360", "381", "386–388", "405", "407", "409", "415", "440", "451–453", "491", "517–518", "615", "617", "640", "648", "655", "660", "680", "687–688", "721", "747", "755", "778–779", "794", "804", "868", "899", "927", "952", "960" ] }, { "name": "Onvoy", "exchanges": 30, "byLineType": { "voip": 30 }, "ranges": [ "293", "310", "317", "349", "403", "413", "470", "484", "494", "498", "503", "520", "524", "536", "542", "551–552", "557", "559", "570", "599", "608", "610", "620", "630", "634", "667", "685", "690", "832" ] }, { "name": "Craw-Kan Telephone Cooperative", "exchanges": 26, "byLineType": { "fixed_line": 26 }, "ranges": [ "226", "347", "354", "362", "368", "389", "395–396", "457", "547", "597", "632", "638", "643", "674", "724", "754", "756", "763–764", "827", "829", "852", "857", "922", "939" ] }, { "name": "T-Mobile", "exchanges": 25, "byLineType": { "mobile": 25 }, "ranges": [ "217", "262", "304", "418–419", "425", "448", "454", "460", "469", "474", "480–481", "580–581", "601–602", "606", "671", "681", "683", "719", "757", "875", "955" ] }, { "name": "Ton80 Communications", "exchanges": 23, "byLineType": { "voip": 23 }, "ranges": [ "686", "696", "722", "737", "744", "773–774", "776", "828", "847", "866", "883", "889", "929", "932", "942", "945", "949", "969", "989", "996–998" ] }, { "name": "UScellular", "exchanges": 21, "byLineType": { "mobile": 21 }, "ranges": [ "205", "207", "220", "249", "284", "305", "344", "363", "366", "404", "490", "505", "515", "550", "553", "605", "740", "750", "762", "894", "951" ] }, { "name": "Pioneer Communications", "exchanges": 20, "byLineType": { "fixed_line": 20 }, "ranges": [ "353", "355–356", "372–373", "384", "424", "426", "428", "492–493", "495", "499", "544", "575", "592–593", "598", "649", "657" ] }, { "name": "United Wireless", "exchanges": 16, "byLineType": { "mobile": 16 }, "ranges": [ "219", "283", "351", "393", "436", "541", "554", "561", "595", "600", "651", "746", "789", "835", "861", "937" ] }, { "name": "Fractel", "exchanges": 15, "byLineType": { "voip": 15 }, "ranges": [ "444", "529", "666", "677", "733", "788", "799", "800", "822", "833", "844", "900", "944", "946", "977" ] }, { "name": "Southern Kansas Telephone Company", "exchanges": 14, "byLineType": { "fixed_line": 14 }, "ranges": [ "329", "358", "394", "438", "467", "476", "545", "584", "642", "843", "853", "864", "876", "965" ] }, { "name": "Nex-Tech Wireless", "exchanges": 13, "byLineType": { "mobile": 13 }, "ranges": [ "292", "361", "377", "410", "462", "516", "533", "566", "616", "639", "766", "781", "992" ] }, { "name": "Haviland Telephone Company", "exchanges": 12, "byLineType": { "fixed_line": 12 }, "ranges": [ "246", "435", "456", "478", "548", "594", "738–739", "862", "867", "893", "895" ] }, { "name": "KanOkla Telephone", "exchanges": 10, "byLineType": { "fixed_line": 10 }, "ranges": [ "296", "434", "447", "693", "845", "863", "892", "962", "967", "984" ] }, { "name": "United Telcom", "exchanges": 10, "byLineType": { "fixed_line": 10 }, "ranges": [ "335", "369", "385", "539", "623", "635", "668", "846", "855", "865" ] }, { "name": "Wildflower Telecommunications", "exchanges": 9, "byLineType": { "fixed_line": 9 }, "ranges": [ "466", "500", "571–574", "576", "578–579" ] }, { "name": "Consolidated Communications", "exchanges": 7, "byLineType": { "fixed_line": 7 }, "ranges": [ "274", "279", "357", "375–376", "379", "443" ] }, { "name": "South Central Telcom", "exchanges": 7, "byLineType": { "fixed_line": 7 }, "ranges": [ "589", "914–917", "930", "933" ] }, { "name": "South Central Telephone Association", "exchanges": 7, "byLineType": { "fixed_line": 7 }, "ranges": [ "239", "247–248", "294", "497", "546", "825" ] }, { "name": "TotelCSI", "exchanges": 6, "byLineType": { "fixed_line": 6 }, "ranges": [ "289", "346", "485", "565", "627", "673" ] }, { "name": "Wheat State Telephone", "exchanges": 6, "byLineType": { "fixed_line": 6 }, "ranges": [ "475", "735", "752–753", "782", "986" ] }, { "name": "Bandwidth.com", "exchanges": 5, "byLineType": { "voip": 5 }, "ranges": [ "281", "303", "502", "512", "519" ] }, { "name": "Comcast", "exchanges": 5, "byLineType": { "voip": 5 }, "ranges": [ "259", "301", "308", "318", "371" ] }, { "name": "Golden Belt Telephone Association", "exchanges": 5, "byLineType": { "fixed_line": 5 }, "ranges": [ "324", "525", "527", "569", "923" ] }, { "name": "Emergency Networks", "exchanges": 4, "byLineType": { "mobile": 4 }, "ranges": [ "612–613", "661", "676" ] }, { "name": "Mcc Telephony", "exchanges": 4, "byLineType": { "fixed_line": 4 }, "ranges": [ "383", "472", "526", "742" ] }, { "name": "Peerless Network", "exchanges": 4, "byLineType": { "voip": 4 }, "ranges": [ "299", "312", "777", "888" ] }, { "name": "S & T Telephone Cooperative Association", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "397–398", "871" ] }, { "name": "United Communications", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "201", "420", "471" ] }, { "name": "H&B Cable Service", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "588", "940" ] }, { "name": "Home Telephone Company", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "654", "824" ] }, { "name": "IP Horizon", "exchanges": 2, "byLineType": { "voip": 2 }, "ranges": [ "631", "903" ] }, { "name": "Madison Telephone", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "427", "437" ] }, { "name": "Rural Telephone Service Company", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "586", "935" ] }, { "name": "TELNYX", "exchanges": 2, "byLineType": { "voip": 2 }, "ranges": [ "540", "644" ] }, { "name": "Terra Nova Telecom", "exchanges": 2, "byLineType": { "voip": 2 }, "ranges": [ "966", "999" ] }, { "name": "The Moundridge Telephone Company", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "345", "367" ] }, { "name": "The Tri-County Telephone Association", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "787", "924" ] }, { "name": "Twin Valley Communications", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "530", "535" ] }, { "name": "Brightlink Communications", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "406" ] }, { "name": "COMMIO LLC", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "880" ] }, { "name": "CSC Wireless LLC", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "558" ] }, { "name": "Cellular One", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "300" ] }, { "name": "Columbus Telephone Company", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "429" ] }, { "name": "Dish Wireless", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "609" ] }, { "name": "Elkhart Telephone Company", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "697" ] }, { "name": "Fiber Communications", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "461" ] }, { "name": "GBT Communications", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "320" ] }, { "name": "H & B Communications", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "562" ] }, { "name": "HD Carrier", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "477" ] }, { "name": "Home Communications", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "350" ] }, { "name": "La Harpe Telephone Company", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "496" ] }, { "name": "MT Networks", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "265" ] }, { "name": "Mutual Telephone Company", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "897" ] }, { "name": "Optimum", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "618" ] }, { "name": "RURAL TELEPHONE SERVICE COMPANY", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "796" ] }, { "name": "S & A Telephone Company", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "528" ] }, { "name": "TC Wireless", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "416" ] }, { "name": "The Council Grove Telephone Company", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "767" ] }, { "name": "United Wireless Communications", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "523" ] }, { "name": "Valu-Net", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "208" ] }, { "name": "Zenda Telephone Company", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "243" ] } ], "grid": "mfmmmmmmffmummmmmmmmmfffffffmffffmffffmffffffffffmfffmfmfffvfmmfmfffffffffffffffmvmmmffmmfmfmvfmfffvmvfvmmmfvfvuvmmm-vvffmvmfffffffffmmffvffffffmffffvfmmfffffffmmfmffmfffmvfffffmfffmffffmmmfmmfmfffffffmfvmmvffmmufvfmmfmmfffffmffffmfffffmfffmfffvfffmffmmmmfffffmfmffffffmvfffmffvffmmffvfffffmmffvfffvfffvvfmfffffuvffmmmmvvmfmvffffvfffmffvfffvmvfffffffmvvmmumvmvfmffffmfffvfffffffffmmffffffffmffffmfffvmmmffmmfvmvummfmmmffvmffffffffvvffvfmffmmmffvfffmfmmfffmffffmmffffvvfffmffffmvffmmfm-vvmm-v-fff-vfffu-f-mf--fffuf-mffmfmfmvffffff--ffv-ffvffmfffv-mm--m-fffmfmf---mfffmff-f-fvv-vvmm-mfff-ffvmffffmffmfvvfffmf--f--u--------f-v-ffffvf--vvfmff-ff-ffvffvf---ff-fff--fmffffvfmfmffffmffffv-fvffffvv-mffmfff-mvffvf---fffuf-ffff--mffff-mm-vffvf-f-mfff-v-vvvffvummf-mffuum-ffffvffv------uv-f--fff-f-mv--m--fvvvv", "patterns": { "all": "^\\+1620[2-9]\\d{6}$", "fixed_line": "^\\+1620(?:2(?:0[189]|2[1-79]|3[0-24-79]|4[0-8]|5[0-246-8]|6[035-9]|7\\d|8[569]|9[146-8])|3(?:0[279]|19|2[04-9]|3[0-25689]|4[0-35-8]|5[03-9]|6[2457-9]|7[2-689]|8[02-59]|9[24-9])|4(?:0[0278]|1[247]|2[0-46-9]|3[1-57-9]|4[1-35-79]|5[05-9]|6[13-8]|7[1-35689]|8[235-9]|9[235-79])|5(?:0[0146-9]|1[034]|2[25-8]|3[0-2457-9]|4[3-9]|6[02-57-9]|7[1-9]|8[2-9]|9[1-46-8])|6(?:0[347]|1[489]|2[2-9]|3[23578]|4[235-79]|5[2-46-9]|6[2-589]|7[02-589]|82|9[2-47-9])|7(?:0[2589]|1[02568]|2[03-8]|3[125689]|4[1-3]|5[2-468]|6[3-578]|7[02]|8[2-467]|9[0-3568])|8(?:0[1-358]|2[04-79]|3[4679]|4[023568]|[59][235-7]|6[02-579]|7[1-46-9]|8[24-7])|9(?:0[12489]|1[024-7]|2[1-4]|3[013589]|4[078]|5[367]|6[2-578]|79|8[2-46]|95))\\d{4}$", "mobile": "^\\+1620(?:2(?:0[02-7]|1[02-9]|2[08]|3[38]|49|5[35]|6[124]|8[02-478]|9[025])|3(?:0[04-6]|1[3-5]|2[13]|3[34]|44|5[12]|6[0136]|7[07]|8[16-8]|9[013])|4(?:0[1459]|1[05689]|25|3[06]|4[08]|5[1-4]|6[029]|74|[89][01])|5(?:05|1[5-8]|2[13]|33|41|5[03468]|6[16]|8[01]|9[05])|6(?:0[0-2569]|1[235-7]|21|3[69]|4[018]|5[015]|6[01]|7[16]|8[01378])|7(?:04|1[479]|21|4[067]|5[057]|6[26]|7[89]|8[19]|9[47])|8(?:04|35|6[18]|7[05]|9[149])|9(?:2[067]|37|5[125]|60|88|92))\\d{4}$", "voip": "^\\+1620(?:2(?:59|81|9[39])|3(?:0[138]|1[0278]|22|37|49|71)|4(?:0[36]|13|[48]4|7[07]|9[48])|5(?:0[23]|1[29]|2[049]|36|4[02]|5[1279]|70|99)|6(?:08|[12]0|3[014]|44|6[67]|77|8[56]|9[06])|7(?:22|3[37]|44|7[3467]|88|99)|8(?:00|2[28]|3[23]|4[47]|66|8[0389])|9(?:0[03]|[28]9|32|4[24-69]|6[69]|77|9[6-9]))\\d{4}$" }, "sandbox": { "input": "+16205550123", "valid": true, "type": "Fixed line or mobile", "region": "US", "formats": { "e164": "+16205550123", "international": "+1 620-555-0123", "national": "(620) 555-0123", "rfc3966": "tel:+1-620-555-0123" }, "parts": { "countryCode": "+1", "destinationCode": "620", "destinationKind": "area code", "subscriber": "5550123" } }, "faq": [ { "question": "Where is area code 620?", "answer": "Area code 620 is in Kansas, in the United States: all 719 of its exchanges on record are there. From abroad it is dialled +1 620, then the seven-digit number." }, { "question": "Is a 620 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 719 exchanges on record in 620, 175 (24%) were allocated as mobile, 437 (61%) as fixed line, 93 (13%) 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 620?", "answer": "63 carriers hold exchanges in 620 on record; the most: AT&T (191), Lumen (101) and Verizon (60). 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 620 phone number?", "answer": "In E.164 a 620 number matches ^\\+1620[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 (620) 555-0123. The exchange patterns on this page narrow it to the exchanges allocated as mobile, fixed line or VoIP." } ], "neighbours": { "sameRegion": [ "us-316", "us-785", "us-913" ], "previous": "us-619", "next": "us-623" }, "meta": { "dataAsOf": "2026-10-25", "dataPoints": 719, "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" } ] } }