{ "url": "https://phonelookup.dev/prefix/us-830", "npa": "830", "slug": "us-830", "iso": "US", "country": "United States", "regions": [ { "code": "TX", "name": "Texas", "exchanges": 510 } ], "exchanges": 510, "known": 496, "byLineType": { "fixed_line": 252, "mobile": 139, "unknown": 14, "voip": 105 }, "carriers": [ { "name": "AT&T", "exchanges": 144, "byLineType": { "fixed_line": 83, "mobile": 58, "voip": 3 }, "ranges": [ "202–203", "213–214", "220–221", "225", "233", "239", "243", "252", "254", "256", "263–264", "275–276", "278–279", "281", "302–303", "305", "307", "309", "312–313", "316–317", "319", "325", "327–329", "333–335", "342", "349", "351", "358", "365", "372", "374", "376", "379", "381", "386–387", "391", "401", "406–407", "420", "423", "426", "431", "448", "457", "459–460", "463", "468", "480", "486", "494", "498–499", "505", "510", "513", "535", "538", "554", "557", "560", "563", "569–570", "579", "583", "591", "606", "608–609", "612", "620", "623–627", "629", "631", "642–643", "649", "652", "660", "663", "665", "689", "694", "697", "708–709", "719", "730", "739", "741–742", "746", "751–752", "757–758", "762", "772–773", "776–777", "780", "783–784", "796", "834", "837", "854", "865", "872", "875–876", "879", "889", "914", "928", "931", "953", "955", "977", "985", "988", "998–999" ] }, { "name": "T-Mobile", "exchanges": 44, "byLineType": { "mobile": 44 }, "ranges": [ "200", "212", "237", "245", "262", "273", "289", "297", "322", "344", "347", "350", "352–353", "356", "359", "366", "369–370", "377", "383", "385", "396", "410", "421–422", "432", "444–446", "456", "477", "507", "534", "556", "688", "734", "743", "765", "822", "890", "900", "929", "968" ] }, { "name": "Frontier", "exchanges": 40, "byLineType": { "fixed_line": 40 }, "ranges": [ "249", "253", "274", "277", "298", "306", "326", "357", "429", "454", "469", "519", "582", "587", "596", "598", "644", "672", "685", "693", "701", "703", "767–769", "774–775", "778–779", "798", "816", "825", "833", "856–857", "868", "965", "990", "992", "997" ] }, { "name": "Peerless Network", "exchanges": 34, "byLineType": { "voip": 34 }, "ranges": [ "205–206", "208–210", "222", "231", "240–241", "244", "250", "270", "283–284", "286–287", "290–296", "301", "630", "722–723", "729", "842–843", "845", "848–849", "986" ] }, { "name": "Verizon", "exchanges": 32, "byLineType": { "fixed_line": 9, "mobile": 23 }, "ranges": [ "216–217", "260", "285", "308", "310", "330", "339", "343", "360", "384", "388–389", "393", "399", "453", "470", "475", "481", "484", "491", "496", "516", "572", "581", "613", "637", "745", "789", "832", "867", "947" ] }, { "name": "Onvoy", "exchanges": 28, "byLineType": { "voip": 28 }, "ranges": [ "215", "218", "300", "320", "332", "341", "354", "364", "371", "375", "380", "382", "400", "415", "490", "500", "514", "544", "573", "590", "602", "698", "800", "830", "971", "984", "987", "993" ] }, { "name": "Guadalupe Valley Telephone Cooperative", "exchanges": 27, "byLineType": { "fixed_line": 27 }, "ranges": [ "223", "226–230", "236", "336", "424", "437–438", "537", "540", "639", "755", "788", "839", "885", "899", "904–907", "935", "964", "980–981" ] }, { "name": "Lumen", "exchanges": 26, "byLineType": { "fixed_line": 26 }, "ranges": [ "246–247", "255", "261", "265–268", "288", "299", "314", "355", "392", "412", "428", "443", "455", "461", "483", "515", "522", "541", "549", "584", "715", "996" ] }, { "name": "Tex-Link", "exchanges": 14, "byLineType": { "fixed_line": 14 }, "ranges": [ "224", "323", "345", "427", "476", "521", "529", "532", "547", "635", "645", "850–851", "893" ] }, { "name": "Hill Country Telephone Cooperative", "exchanges": 11, "byLineType": { "fixed_line": 11 }, "ranges": [ "232", "238", "324", "367", "562", "589", "634", "640", "669", "866", "995" ] }, { "name": "Spectrum", "exchanges": 10, "byLineType": { "fixed_line": 10 }, "ranges": [ "201", "219", "251", "368", "433", "714", "716", "754", "932", "994" ] }, { "name": "Windstream", "exchanges": 9, "byLineType": { "fixed_line": 9 }, "ranges": [ "248", "257–258", "733", "792", "815", "864", "895–896" ] }, { "name": "COMMIO LLC", "exchanges": 8, "byLineType": { "voip": 8 }, "ranges": [ "390", "394", "403–405", "408", "417", "717" ] }, { "name": "Ton80 Communications", "exchanges": 8, "byLineType": { "voip": 8 }, "ranges": [ "526", "546", "568", "633", "744", "782", "886", "942" ] }, { "name": "Fractel", "exchanges": 7, "byLineType": { "voip": 7 }, "ranges": [ "348", "465", "599", "600", "699", "799", "946" ] }, { "name": "Emergency Networks", "exchanges": 6, "byLineType": { "mobile": 6 }, "ranges": [ "362", "398", "508", "638", "658", "838" ] }, { "name": "Southwest Texas Telephone Company", "exchanges": 6, "byLineType": { "fixed_line": 6 }, "ranges": [ "234", "363", "395", "597", "683", "966" ] }, { "name": "Bandwidth.com", "exchanges": 5, "byLineType": { "voip": 5 }, "ranges": [ "280", "282", "321", "542", "580" ] }, { "name": "TELNYX", "exchanges": 5, "byLineType": { "voip": 5 }, "ranges": [ "271", "340", "346", "402", "452" ] }, { "name": "USA Mobility", "exchanges": 4, "byLineType": { "mobile": 4 }, "ranges": [ "207", "269", "337", "622" ] }, { "name": "Valley Telephone Cooperative", "exchanges": 4, "byLineType": { "fixed_line": 4 }, "ranges": [ "373", "378", "466", "676" ] }, { "name": "VTX Telecom", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "770–771", "963" ] }, { "name": "Worldcall Interconnect", "exchanges": 3, "byLineType": { "mobile": 3 }, "ranges": [ "667", "888", "967" ] }, { "name": "Hill Country Telecommunications", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "304", "315" ] }, { "name": "Tpx Communications", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "235", "488" ] }, { "name": "Twilio International", "exchanges": 2, "byLineType": { "voip": 2 }, "ranges": [ "430", "835" ] }, { "name": "Access2Go", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "318" ] }, { "name": "Alenco Communications", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "934" ] }, { "name": "Astound Broadband", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "632" ] }, { "name": "Dish Wireless", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "451" ] }, { "name": "Exiant", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "272" ] }, { "name": "Foremost Telecommunications", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "666" ] }, { "name": "Guadalupe Valley Long Distance", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "331" ] }, { "name": "HD Carrier", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "259" ] }, { "name": "Nuso", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "436" ] }, { "name": "Optimum", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "651" ] }, { "name": "Terra Nova Telecom", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "242" ] }, { "name": "Voip Street", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "530" ] } ], "grid": "mfmm-vvmvvvummfvffvfmfvffmfffffvfmfffmffvvvmvmffffvfmffffffvmfmmfffffmvvvmfmffffvfvvvmvvfmvvvvvvvmffvvvffmfmmmfummfffmvmvvmffvffmmmfvmfffm-mvvmmmfvmvfmmmmvfmfmmm-mfvfmffmmvfffvfmffvmvmmmffmmvmffvfm-mmvfvvvvmmv-muf--v-v--fmmmf-ffffvmmf--fff----fmmm-m--mvmffmf-mff-f-vf-ffm----mfm--mm-ff-f-f-vm--f-m-mmv----m-mm-fu-mvfm--f-ff---v--fv-f-mf-ff-ffv-v-vf-f----mumf--f-ff----vfm-fv-----fvmfff--f-fvf----fffvv-v---f-ff-ufm------f-mmffff-fvmfvff-mmff-ffff---m-fm-----m-m--f-ffm-f--f---f------f-f--mf---fm--fvvuf-f----mf-u--fffv-m--vv-----vf--fm----m-ffmvfm----ff-ff-ff---f--m-fffffffffmmfff-vff---ff--f---f-fvv----------u---ff-----m--f----v-mfmv-vmf--vv-v--vvff--m-ff------fmfmf---f--ff--f-----fv-mmm--f-ff--fm---ffff---u--f-------------mm-ff-ff------v---vf--u--m-m--uu---ffffmm--v----uf--ff--vfvvf-f-fvffffmf", "patterns": { "all": "^\\+1830[2-9]\\d{6}$", "fixed_line": "^\\+1830(?:2(?:01|1[4679]|2[1346-9]|3[024-689]|4[6-9]|5[13-8]|6[14-8]|7[46-9]|8[18]|9[89])|3(?:0[346]|1[04-6]|2[3467]|3[14-6]|4[59]|5[57]|6[3578]|7[2-4689]|8[67]|9[235])|4(?:01|12|2[046-9]|3[36-8]|43|5[457]|6[013689]|76|8[3468]|94)|5(?:1[059]|2[129]|3[2578]|4[0179]|57|6[0239]|7[29]|8[2-479]|9[16-8])|6(?:0[689]|12|2[04-79]|3[2459]|4[02-5]|51|6[3569]|7[26]|8[359]|9[37])|7(?:0[139]|1[4-6]|3[03]|4[125]|5[124578]|6[27-9]|7[0-589]|8[03489]|9[268])|8(?:1[56]|[28]5|3[39]|5[0167]|6[468]|7[2569]|9[3569])|9(?:0[4-7]|14|3[1245]|[47]7|6[3-6]|8[0158]|9[024-79]))\\d{4}$", "mobile": "^\\+1830(?:2(?:0[0237]|1[23]|2[05]|3[37]|[47][35]|52|6[0239]|8[59]|97)|3(?:0[57-9]|1[2379]|2[289]|3[0379]|4[2-47]|5[0-3689]|6[0269]|7[07]|8[13-589]|9[1689])|4(?:0[67]|10|2[1-3]|3[12]|4[4-68]|5[1369]|7[057]|8[01]|9[1689])|5(?:0[578]|1[36]|34|5[46]|70|81)|6(?:13|2[23]|3[178]|49|5[28]|6[07]|88|94)|7(?:08|19|3[49]|4[36]|65|7[67])|8(?:22|3[248]|54|6[57]|8[89]|90)|9(?:00|2[89]|5[35]|6[78]|98))\\d{4}$", "voip": "^\\+1830(?:2(?:0[5689]|1[058]|22|31|4[0-24]|5[09]|7[0-2]|8[02-467]|9[0-6])|3(?:0[0-2]|18|2[015]|32|4[0168]|[56]4|7[15]|8[02]|9[04])|4(?:0[02-58]|1[57]|[39]0|52|65)|5(?:[038]0|14|26|4[246]|68|73|9[09])|6(?:0[02]|3[03]|9[89])|7(?:17|2[239]|44|82|99)|8(?:00|3[057]|4[23589]|86)|9(?:4[26]|71|8[467]|93))\\d{4}$" }, "sandbox": { "input": "+18305550123", "valid": true, "type": "Fixed line or mobile", "region": "US", "formats": { "e164": "+18305550123", "international": "+1 830-555-0123", "national": "(830) 555-0123", "rfc3966": "tel:+1-830-555-0123" }, "parts": { "countryCode": "+1", "destinationCode": "830", "destinationKind": "area code", "subscriber": "5550123" } }, "faq": [ { "question": "Where is area code 830?", "answer": "Area code 830 is in Texas, in the United States: all 510 of its exchanges on record are there. From abroad it is dialled +1 830, then the seven-digit number." }, { "question": "Is a 830 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 510 exchanges on record in 830, 139 (27%) were allocated as mobile, 252 (49%) as fixed line, 105 (21%) as VoIP and 14 (3%) 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 830?", "answer": "38 carriers hold exchanges in 830 on record; the most: AT&T (144), T-Mobile (44) and Frontier (40). 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 830 phone number?", "answer": "In E.164 a 830 number matches ^\\+1830[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 (830) 555-0123. The exchange patterns on this page narrow it to the exchanges allocated as mobile, fixed line or VoIP." } ], "neighbours": { "sameRegion": [ "us-210", "us-214", "us-254", "us-281", "us-325", "us-346", "us-361", "us-409", "us-430", "us-432", "us-469", "us-512", "us-682", "us-713", "us-726", "us-737", "us-806", "us-817", "us-832", "us-903", "us-915", "us-936", "us-940", "us-945", "us-956", "us-972", "us-979" ], "previous": "us-828", "next": "us-831" }, "meta": { "dataAsOf": "2026-10-25", "dataPoints": 510, "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" } ] } }