{ "url": "https://phonelookup.dev/prefix/us-813", "npa": "813", "slug": "us-813", "iso": "US", "country": "United States", "regions": [ { "code": "FL", "name": "Florida", "exchanges": 800 } ], "exchanges": 800, "known": 783, "byLineType": { "fixed_line": 384, "mobile": 296, "unknown": 17, "voip": 103 }, "carriers": [ { "name": "Frontier", "exchanges": 233, "byLineType": { "fixed_line": 233 }, "ranges": [ "202", "204", "207", "209", "216", "218", "221–229", "231–239", "241–243", "246–251", "253–254", "258–259", "264–265", "269", "272–277", "281–282", "286–290", "301", "306–307", "314", "318", "348", "350–351", "353–354", "356–357", "372", "375", "396", "402", "414", "470", "483", "496", "552", "554", "558", "571", "584", "612", "615", "620–623", "626–628", "630–637", "639", "641–643", "645", "649–651", "653–655", "657", "659", "661–664", "671–674", "677", "681", "684–685", "689", "693", "707", "715", "717", "719", "737", "740–741", "744", "752", "754", "757", "759", "764", "779–780", "782–783", "788", "792", "801", "805–806", "814", "818", "830–832", "835", "837", "839–840", "852", "854–855", "866", "868", "870–891", "899", "901–903", "905", "907–910", "914–916", "920", "925–926", "929–933", "935–936", "948–949", "960–964", "968–969", "971–973", "975", "977–980", "982–991", "994–996", "998" ] }, { "name": "T-Mobile", "exchanges": 149, "byLineType": { "mobile": 149 }, "ranges": [ "203", "219", "255", "263", "267", "270", "278–279", "291", "296–297", "299", "300", "304", "312", "324–325", "328", "347", "355", "360", "363", "368–369", "376", "378–381", "384", "389", "391", "397", "399", "400–401", "403", "405–410", "412", "420", "424", "426", "438", "445–446", "451", "453", "458", "461–462", "464", "475", "477–478", "481", "484", "492", "494–495", "500", "504", "506–507", "509", "512", "516–518", "521–522", "526", "531–532", "537", "547", "553", "560", "562", "564", "570", "573", "580", "582", "585", "593", "598", "606–608", "616", "619", "638", "647–648", "679", "701", "714", "723–724", "728–730", "732", "734–735", "766", "770", "781", "784–787", "789", "796–797", "802", "808", "810", "812", "817", "841–843", "845–847", "857–860", "863", "897–898", "900", "917–919", "927", "940", "953", "965–967", "970" ] }, { "name": "Verizon", "exchanges": 110, "byLineType": { "fixed_line": 37, "mobile": 73 }, "ranges": [ "200", "210", "244–245", "261–262", "280", "285", "293–295", "298", "309–310", "319", "322", "326", "344", "349", "352", "365", "371", "373", "383", "385", "388", "394", "404", "415–417", "422", "431–432", "440", "447", "455", "459–460", "469", "472–473", "480", "482", "486–487", "493", "501", "520", "523", "539", "541", "545", "557", "567", "569", "588", "601", "603–604", "610", "613–614", "617–618", "624–625", "629", "660", "675", "690", "694–695", "702–703", "705", "727", "731", "743", "745–746", "753", "758", "763", "767", "772", "775", "777–778", "821", "829", "833", "836", "838", "844", "856", "862", "864", "892", "895", "904", "906", "924", "928", "951", "954–955", "957", "974", "997" ] }, { "name": "AT&T", "exchanges": 68, "byLineType": { "fixed_line": 21, "mobile": 47 }, "ranges": [ "205", "215", "220", "230", "240", "260", "313", "323", "329", "334–335", "340", "342", "345", "359", "361–362", "364", "366", "382", "390", "392–393", "418", "425", "428", "439", "449", "465–466", "468", "476", "497", "499", "503", "505", "508", "527–528", "546", "550", "559", "576", "578", "581", "587", "590", "668", "682", "696", "713", "716", "748", "760", "765", "790–791", "793", "848", "893–894", "937", "939", "943–944", "952", "956", "992" ] }, { "name": "Lumen", "exchanges": 39, "byLineType": { "fixed_line": 36, "voip": 3 }, "ranges": [ "257", "283", "316–317", "331", "343", "367", "377", "386–387", "395", "433–437", "441", "448", "452", "456", "498", "529–530", "556", "575", "676", "720", "747", "756", "762", "774", "804", "826–828", "834", "869", "947", "981" ] }, { "name": "Paetec Itel", "exchanges": 35, "byLineType": { "fixed_line": 35 }, "ranges": [ "206", "217", "284", "305", "315", "327", "341", "346", "413", "463", "471", "479", "489–491", "514", "549", "574", "579", "594", "597", "658", "691", "699", "708", "712", "739", "749–751", "769", "794", "800", "849", "865" ] }, { "name": "Bandwidth.com", "exchanges": 28, "byLineType": { "voip": 28 }, "ranges": [ "302", "370", "419", "421", "502", "515", "540", "551", "563", "586", "591", "602", "640", "666", "680", "686–687", "706", "736", "798", "803", "815–816", "820", "825", "851", "896", "923" ] }, { "name": "Onvoy", "exchanges": 24, "byLineType": { "voip": 24 }, "ranges": [ "252", "303", "336", "358", "430", "513", "519", "524", "534", "544", "565", "605", "652", "670", "725–726", "761", "773", "809", "819", "850", "921", "934", "993" ] }, { "name": "Bhn Ip Enabled Services", "exchanges": 16, "byLineType": { "fixed_line": 16 }, "ranges": [ "213", "321", "374", "442–443", "485", "533", "536", "542–543", "548", "644", "704", "922", "938", "999" ] }, { "name": "USA Mobility", "exchanges": 9, "byLineType": { "mobile": 9 }, "ranges": [ "201", "208", "271", "292", "332", "339", "457", "718", "913" ] }, { "name": "Emergency Networks", "exchanges": 8, "byLineType": { "mobile": 8 }, "ranges": [ "214", "338", "561", "656", "709–710", "813", "942" ] }, { "name": "HD Carrier", "exchanges": 8, "byLineType": { "voip": 8 }, "ranges": [ "646", "683", "721", "776", "799", "823–824", "912" ] }, { "name": "Millicorp", "exchanges": 6, "byLineType": { "voip": 6 }, "ranges": [ "566", "599", "665", "688", "722", "733" ] }, { "name": "Peerless Network", "exchanges": 6, "byLineType": { "voip": 6 }, "ranges": [ "308", "320", "330", "444", "510", "535" ] }, { "name": "Fractel", "exchanges": 5, "byLineType": { "voip": 5 }, "ranges": [ "669", "678", "755", "822", "945" ] }, { "name": "Vonage", "exchanges": 5, "byLineType": { "voip": 5 }, "ranges": [ "333", "595–596", "692", "853" ] }, { "name": "American Messaging", "exchanges": 4, "byLineType": { "mobile": 4 }, "ranges": [ "256", "266", "268", "795" ] }, { "name": "TELNYX", "exchanges": 4, "byLineType": { "voip": 4 }, "ranges": [ "538", "738", "742", "768" ] }, { "name": "YMax Communications", "exchanges": 4, "byLineType": { "voip": 4 }, "ranges": [ "398", "423", "474", "667" ] }, { "name": "ABC Paging", "exchanges": 3, "byLineType": { "mobile": 3 }, "ranges": [ "427", "429", "572" ] }, { "name": "Brightlink Communications", "exchanges": 2, "byLineType": { "mobile": 1, "voip": 1 }, "ranges": [ "212", "337" ] }, { "name": "COMMIO LLC", "exchanges": 2, "byLineType": { "voip": 2 }, "ranges": [ "450", "861" ] }, { "name": "Access2Go", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "771" ] }, { "name": "Advanced Telecom Solutions", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "467" ] }, { "name": "Airespring", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "697" ] }, { "name": "AstroTel", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "454" ] }, { "name": "Barr Tell USA", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "609" ] }, { "name": "CSC Wireless LLC", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "592" ] }, { "name": "CoreTel", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "946" ] }, { "name": "IP Horizon", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "698" ] }, { "name": "Skyetel", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "488" ] }, { "name": "Terra Nova Telecom", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "867" ] }, { "name": "Trinsic", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "600" ] }, { "name": "Twilio International", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "807" ] }, { "name": "Voip Street", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "568" ] }, { "name": "West Telecom", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "525" ] }, { "name": "Wide Voice", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "577" ] } ], "grid": "fmfmfmffmfmuvfmmfffmmfffffffffmfffffffffmfffmmffffffvffmmfffmffmffmmmfmmffffffmmfffffmfffffmmmmmmmfmmfvvmfffvmmumfffffffvffmmmmfmfvfmvmmvmmmmfffmffmffffmffmffvfmmmmfmffmmvffmffmfmmmmmfmfffmmmmffmffmvmmmfmmmmmmmmumffmmmmvmvmvmfmmmmvmffffffmfmfffvmmmfmvmfmfmfmmmmmmfmmmvmmffffvmmmmfmmffmfmfvfffmmmmfffmmfvmmmmmmmvumvfvmmmvmmmmvfmmmfvmmfvvfmvmvmffvmmmffmvfmfufmffmmmvmvvfvfmfmmffmfffmfmufmvfmumvmmfvvfmvfmvffvmmmfmufmmfmfmmffffmmfffmffffffffmfvfffffvmmfffvfffmffffffffvvvmvvfffffffvmvfmvffvvvfmfvfmmmvvfummffmvffmmufmmfmfmffvvmmvvmmmmmmvmmvfvfffvmffffmffffmfvffmfmvfmfmmmvfmvmvffvmfffmffmmmmfmmmfffmmmvvffmvvffvmvmummfvvmfvvfvvvvfffffffmffmfmffmmmfmmmmfvvfvfffmmmmvfmfffmffffffffffffffffffffffffmfmmvmmfmfffmffffffuvmfffmmmfvfvmffmmfffffvfffffmummmvfvffumfmmmmmuufffffmmmffmfffffufffffffffffffffmvfffmff", "patterns": { "all": "^\\+1813[2-9]\\d{6}$", "fixed_line": "^\\+1813(?:2(?:0[024679]|1[36-8]|[23][1-9]|4[1-36-9]|5[01347-9]|6[12459]|7[2-7]|8[0-46-9]|9[08])|3(?:0[15-7]|1[3-9]|2[1279]|31|4[1-35689]|5[0134679]|6[467]|7[12457]|8[35-7]|9[2356])|4(?:02|1[34]|25|3[2-79]|4[1-38]|5[246]|63|7[0-39]|8[23579]|9[016-8])|5(?:01|14|2[59]|3[36]|4[2389]|5[24689]|6[79]|7[1457-9]|8[147]|9[47])|6(?:0[0349]|1[257]|2[0-36-8]|3[0-79]|4[1-59]|5[013-57-9]|6[0-4]|7[1-7]|8[1459]|9[139])|7(?:0[3478]|1[2579]|20|3[79]|4[014-79]|5[0-24679]|6[249]|7[4589]|8[0238]|9[2-4])|8(?:0[0156]|1[48]|2[16-9]|3[0-24579]|4[049]|5[24-6]|6[24-689]|[78]\\d|9[0139])|9(?:0[1-35-9]|1[04-6]|2[02569]|3[0-35-9]|4[689]|52|6[0-489]|7[1-57-9]|8\\d|9[014-689]))\\d{4}$", "mobile": "^\\+1813(?:2(?:0[1358]|1[0459]|[23]0|4[045]|5[56]|6[036-8]|7[0189]|85|9[1-79])|3(?:0[049]|1[02]|2[3-68]|3[2457-9]|4[047]|5[25]|6[0-3589]|7[3689]|8[0-2489]|9[01479])|4(?:0[013-9]|1[025-8]|2[0246-9]|3[18]|4[05-79]|5[1357-9]|6[0-24-689]|7[5-8]|8[0146]|9[2-59])|5(?:0[03-9]|1[26-8]|2[0-36-8]|3[1279]|4[15-7]|5[037]|6[0-24]|7[0236]|8[0258]|9[0238])|6(?:0[16-8]|1[034689]|2[459]|[36]8|4[78]|56|79|82|9[04-6])|7(?:0[1259]|1[03468]|2[347-9]|3[0-245]|[45][38]|6[035-7]|7[027]|8[14-79]|9[015-7])|8(?:0[28]|1[0237]|3[368]|4[1-35-8]|5[7-9]|6[037]|9[24578])|9(?:0[04]|1[37-9]|2[478]|4[02-4]|5[13-7]|6[5-7]|70|9[27]))\\d{4}$", "voip": "^\\+1813(?:2[15]2|3(?:0[238]|[27]0|3[036]|[59]8)|4(?:19|2[13]|[35]0|[47]4|67|88)|5(?:02|1[0359]|24|3[0458]|4[04]|51|6[3568]|86|9[1569])|6(?:0[25]|4[06]|52|6[5-79]|7[08]|8[036-8]|9[278])|7(?:06|2[1256]|3[368]|42|55|6[18]|7[136]|9[89])|8(?:0[3479]|1[569]|2[02-5]|5[013]|61|96)|9(?:12|2[13]|34|4[57]|93))\\d{4}$" }, "sandbox": { "input": "+18135550123", "valid": true, "type": "Fixed line or mobile", "region": "US", "formats": { "e164": "+18135550123", "international": "+1 813-555-0123", "national": "(813) 555-0123", "rfc3966": "tel:+1-813-555-0123" }, "parts": { "countryCode": "+1", "destinationCode": "813", "destinationKind": "area code", "subscriber": "5550123" } }, "faq": [ { "question": "Where is area code 813?", "answer": "Area code 813 is in Florida, in the United States: all 800 of its exchanges on record are there. From abroad it is dialled +1 813, then the seven-digit number." }, { "question": "Is a 813 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 813, 296 (37%) were allocated as mobile, 384 (48%) as fixed line, 103 (13%) as VoIP and 17 (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 813?", "answer": "37 carriers hold exchanges in 813 on record; the most: Frontier (233), T-Mobile (149) and Verizon (110). 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 813 phone number?", "answer": "In E.164 a 813 number matches ^\\+1813[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 (813) 555-0123. The exchange patterns on this page narrow it to the exchanges allocated as mobile, fixed line or VoIP." } ], "neighbours": { "sameRegion": [ "us-239", "us-305", "us-321", "us-352", "us-386", "us-407", "us-448", "us-561", "us-645", "us-656", "us-689", "us-727", "us-728", "us-754", "us-772", "us-786", "us-850", "us-863", "us-904", "us-941", "us-954" ], "previous": "us-812", "next": "us-814" }, "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" } ] } }