{ "url": "https://phonelookup.dev/prefix/us-361", "npa": "361", "slug": "us-361", "iso": "US", "country": "United States", "regions": [ { "code": "TX", "name": "Texas", "exchanges": 553 } ], "exchanges": 553, "known": 539, "byLineType": { "fixed_line": 236, "mobile": 184, "unknown": 14, "voip": 119 }, "carriers": [ { "name": "AT&T", "exchanges": 206, "byLineType": { "fixed_line": 120, "mobile": 80, "voip": 6 }, "ranges": [ "205–210", "212", "214–215", "217", "221–222", "225", "227", "231", "233", "235", "239", "241–243", "248", "250–251", "253", "255–256", "258", "265", "271", "275", "277", "279", "287", "289–290", "293", "295", "298–299", "305", "308", "318–319", "324", "329–330", "341–342", "349–350", "354", "358", "362", "364", "392", "394", "396", "401", "403–407", "412–413", "416", "419", "422", "428–429", "431", "436", "444", "450", "453–454", "461", "474", "480", "485", "488", "491", "494–495", "516", "522", "526–527", "529", "537", "543", "547", "550", "557–558", "560", "564", "570–576", "578–580", "582", "592–596", "610", "645", "648–649", "660–661", "664", "667–668", "673", "692–696", "698", "701", "720", "724", "727", "729–730", "733", "737", "741", "746–747", "759", "770", "772", "781–782", "788", "790", "798", "806", "808", "813–816", "827", "844", "850–855", "857", "861", "865–866", "876–889", "902–904", "906", "920", "935", "937–939", "941", "944–947", "949", "960–961", "967", "980", "985–986", "991–994" ] }, { "name": "T-Mobile", "exchanges": 68, "byLineType": { "mobile": 68 }, "ranges": [ "218", "220", "228–229", "247", "261", "263", "283", "327", "331–332", "343", "371", "381", "385–386", "389–390", "393", "421", "425–426", "437–438", "441–442", "455", "459–460", "462–463", "482", "489", "492", "510", "523", "532–534", "542", "548–549", "554", "562", "585", "597", "608", "633", "636", "646", "652", "655", "658", "675", "683", "688", "722", "726", "728", "738–739", "742", "765", "774", "779", "793", "799", "834" ] }, { "name": "Onvoy", "exchanges": 54, "byLineType": { "voip": 54 }, "ranges": [ "200–204", "213", "240", "264", "266", "273", "282", "301", "303–304", "306", "309–310", "313–317", "320–322", "326", "336–339", "344", "361", "365–366", "400", "418", "445", "458", "470", "502", "556", "600", "603", "605", "607", "666", "691", "697", "734", "748", "825", "900", "910", "977" ] }, { "name": "Lumen", "exchanges": 40, "byLineType": { "fixed_line": 34, "voip": 6 }, "ranges": [ "232", "236–238", "245", "269", "288", "347", "352", "355", "360", "375", "414–415", "417", "433", "439", "456", "504", "524", "541", "587", "602", "621", "651", "653–654", "687", "704", "717", "749", "752", "760–761", "792", "822", "828", "831", "867", "978" ] }, { "name": "Frontier", "exchanges": 29, "byLineType": { "fixed_line": 29 }, "ranges": [ "226", "284", "286", "325", "348", "368", "384", "387", "449", "487", "528", "551–553", "584", "588", "643", "758", "767", "775–777", "785–786", "897", "972", "983", "987", "998" ] }, { "name": "Verizon", "exchanges": 17, "byLineType": { "fixed_line": 3, "mobile": 14 }, "ranges": [ "219", "223", "230", "244", "246", "249", "254", "281", "340", "408", "424", "443", "446", "484", "563", "676", "846" ] }, { "name": "Fractel", "exchanges": 14, "byLineType": { "voip": 14 }, "ranges": [ "300", "377", "465", "477", "567", "599", "677", "699", "732", "766", "789", "842", "899", "966" ] }, { "name": "Spectrum", "exchanges": 9, "byLineType": { "fixed_line": 9 }, "ranges": [ "353", "427", "452", "490", "500", "589", "678", "787", "933" ] }, { "name": "Emergency Networks", "exchanges": 8, "byLineType": { "mobile": 8 }, "ranges": [ "262", "351", "376", "379–380", "388", "901", "905" ] }, { "name": "USA Mobility", "exchanges": 8, "byLineType": { "mobile": 8 }, "ranges": [ "224", "234", "270", "410", "435", "634", "744–745" ] }, { "name": "Bandwidth.com", "exchanges": 7, "byLineType": { "voip": 7 }, "ranges": [ "268", "302", "307", "420", "423", "434", "995" ] }, { "name": "COMMIO LLC", "exchanges": 6, "byLineType": { "voip": 6 }, "ranges": [ "367", "370", "372–373", "378", "631" ] }, { "name": "Tpx Communications", "exchanges": 6, "byLineType": { "fixed_line": 6 }, "ranges": [ "276", "292", "345", "520", "561", "826" ] }, { "name": "VTX Telecom", "exchanges": 6, "byLineType": { "fixed_line": 6 }, "ranges": [ "323", "346", "382", "447", "784", "996" ] }, { "name": "IP Horizon", "exchanges": 5, "byLineType": { "voip": 5 }, "ranges": [ "267", "391", "395", "397–398" ] }, { "name": "Ton80 Communications", "exchanges": 5, "byLineType": { "voip": 5 }, "ranges": [ "466", "472", "837", "863", "934" ] }, { "name": "Valley Telephone Cooperative", "exchanges": 5, "byLineType": { "fixed_line": 5 }, "ranges": [ "274", "539", "566", "568", "586" ] }, { "name": "Foremost Telecommunications", "exchanges": 4, "byLineType": { "fixed_line": 4 }, "ranges": [ "333", "800", "929", "999" ] }, { "name": "Riviera Telephone Company", "exchanges": 4, "byLineType": { "fixed_line": 4 }, "ranges": [ "216", "294", "296–297" ] }, { "name": "Astound Broadband", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "334", "657", "723" ] }, { "name": "La Ward Telephone Exchange", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "872", "874", "893" ] }, { "name": "TELNYX", "exchanges": 3, "byLineType": { "voip": 3 }, "ranges": [ "260", "272", "280" ] }, { "name": "Worldcall Interconnect", "exchanges": 3, "byLineType": { "mobile": 3 }, "ranges": [ "988–990" ] }, { "name": "Brightlink Communications", "exchanges": 2, "byLineType": { "mobile": 1, "voip": 1 }, "ranges": [ "278", "402" ] }, { "name": "Nuso", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "312", "357" ] }, { "name": "Optimum", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "703", "894" ] }, { "name": "Smartcom", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "356", "756" ] }, { "name": "Terra Nova Telecom", "exchanges": 2, "byLineType": { "voip": 2 }, "ranges": [ "530", "833" ] }, { "name": "Twilio International", "exchanges": 2, "byLineType": { "voip": 2 }, "ranges": [ "335", "895" ] }, { "name": "8x8", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "890" ] }, { "name": "Ahoi", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "468" ] }, { "name": "CSC Wireless LLC", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "363" ] }, { "name": "Callworks Corporation", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "291" ] }, { "name": "Comcast", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "359" ] }, { "name": "Dish Wireless", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "285" ] }, { "name": "Exiant", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "259" ] }, { "name": "Ganado Telephone Company", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "771" ] }, { "name": "HD Carrier", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "369" ] }, { "name": "Peerless Network", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "252" ] }, { "name": "Skyetel", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "399" ] }, { "name": "Vested Networks", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "613" ] }, { "name": "Vonage", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "257" ] }, { "name": "Wavenation", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "328" ] } ], "grid": "vvvvvmmmfvmumvmmfmmmmfmfmffmmmmmfvmmffffvffmmffmffmmvmmmfvfvvmmmvfvvvfmmvvffffvfvmvmfmffffmvffffffffvvvvvfvvmvvufvvvvvmmvvvfmfvmfmmmmffvvvvvmmmmvffvfmmmvffffffvfvfmfvvvfvvmvv-fmvvmmmf-fmmfmmmvmmfvfvvvvmmmmmmmm-mummvfmvvmvmmvmmmfmm-f-fvmmmmf-mmmmvmf-fv-fvvmf-vmmmmm-vv-f-v-v-m--v--m-m-mf-fmmfmm-mm----f-v-f-----mu----f---f-mmf-ffffv-mmm--m-f-fmf---fmmmfffmuvmm-ffmmf-fvf-fmfffff-fff-f-fmffff--fffffm-vv-fv-v-vm-fu-f-------f---------v-mm-m------f-fm-mm-fmffm-fm-ff--f-vmf----f-mmvf----m---fm--vfffffvfvum-ff------u-----f--m-mfm-mfmff-vvv--fmm-fm-mmmfvf--f---f-fmff---mvf--ffm-mfff-m-ff-fffffvf-fm----fmf-----f-f--u-mfmm-----f--vfff--v-vm--v----v-f-m---ffffff-f---f-v-fff----f-f-mmffffffffffffv--ffv-f-vvmfffmf---vu--------m--------f---fvm-fff-m--mmmm-fu-------uumf----vf----f---uvv-f--f-fffmmmffffvf-ff", "patterns": { "all": "^\\+1361[2-9]\\d{6}$", "fixed_line": "^\\+1361(?:2(?:08|16|2[1356]|3[26-9]|4[125689]|5[68]|6[59]|7[4-79]|8[46-9]|9[2-9])|3(?:[07]5|12|2[358]|3[34]|4[568]|5[3-8]|6[0248]|8[247]|9[46])|4(?:15|27|3[139]|4[79]|5[26]|68|8[57]|90)|5(?:0[04]|16|2[046-9]|39|4[137]|5[1-3]|6[01468]|7[02-689]|8[0246-9]|9[2-6])|6(?:02|1[03]|21|4[35]|5[1347]|6[0148]|7[38]|87|9[2-68])|7(?:0[34]|17|2[379]|3[07]|4[179]|5[268]|6[017]|7[015-7]|8[124-8]|9[028])|8(?:0[068]|[14]4|2[26-8]|5[0-57]|6[15-7]|7[2489]|8\\d|9[347])|9(?:0[2-46]|[24]9|3[37-9]|6[17]|72|8[035-7]|9[1-4689]))\\d{4}$", "mobile": "^\\+1361(?:2(?:0[5-7]|1[02457-9]|2[0247-9]|3[0145]|4[347]|5[013-5]|6[1-3]|7[01]|8[135]|90)|3(?:08|1[89]|2[479]|3[0-2]|4[0-39]|5[01]|63|7[169]|8[015689]|9[023])|4(?:0[1-8]|1[02369]|2[124-689]|3[5-8]|4[1-46]|5[59]|6[0-3]|74|8[02489]|9[1245])|5(?:10|[26][23]|3[2-47]|4[289]|5[0478]|71|85|97)|6(?:08|3[346]|4[689]|5[258]|67|7[56]|8[38])|7(?:01|2[02468]|3[89]|4[24-6]|59|65|7[249]|9[39])|8(?:1[356]|34|46|7[67])|9(?:0[15]|[269]0|35|4[14-7]|8[89]))\\d{4}$", "voip": "^\\+1361(?:2(?:0[0-49]|[13]3|40|5[279]|6[046-8]|7[238]|8[02]|91)|3(?:0[0-4679]|1[03-7]|2[0-26]|3[5-9]|4[47]|5[29]|6[15-79]|7[02378]|9[157-9])|4(?:00|1[478]|2[03]|34|45|5[0348]|6[56]|7[027])|5(?:02|30|56|67|99)|6(?:0[0357]|31|66|77|9[179])|7(?:3[2-4]|48|66|89)|8(?:25|3[137]|42|63|9[059])|9(?:[01]0|34|66|7[78]|95))\\d{4}$" }, "sandbox": { "input": "+13615550123", "valid": true, "type": "Fixed line or mobile", "region": "US", "formats": { "e164": "+13615550123", "international": "+1 361-555-0123", "national": "(361) 555-0123", "rfc3966": "tel:+1-361-555-0123" }, "parts": { "countryCode": "+1", "destinationCode": "361", "destinationKind": "area code", "subscriber": "5550123" } }, "faq": [ { "question": "Where is area code 361?", "answer": "Area code 361 is in Texas, in the United States: all 553 of its exchanges on record are there. From abroad it is dialled +1 361, then the seven-digit number." }, { "question": "Is a 361 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 553 exchanges on record in 361, 184 (33%) were allocated as mobile, 236 (43%) as fixed line, 119 (22%) 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 361?", "answer": "43 carriers hold exchanges in 361 on record; the most: AT&T (206), T-Mobile (68) and Onvoy (54). 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 361 phone number?", "answer": "In E.164 a 361 number matches ^\\+1361[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 (361) 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-409", "us-430", "us-432", "us-469", "us-512", "us-682", "us-713", "us-726", "us-737", "us-806", "us-817", "us-830", "us-832", "us-903", "us-915", "us-936", "us-940", "us-945", "us-956", "us-972", "us-979" ], "previous": "us-360", "next": "us-363" }, "meta": { "dataAsOf": "2026-10-25", "dataPoints": 553, "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" } ] } }