{ "url": "https://phonelookup.dev/prefix/us-979", "npa": "979", "slug": "us-979", "iso": "US", "country": "United States", "regions": [ { "code": "TX", "name": "Texas", "exchanges": 447 } ], "exchanges": 447, "known": 414, "byLineType": { "fixed_line": 198, "mobile": 139, "unknown": 33, "voip": 77 }, "carriers": [ { "name": "AT&T", "exchanges": 112, "byLineType": { "fixed_line": 63, "mobile": 47, "voip": 2 }, "ranges": [ "200", "203–204", "208", "224", "229–230", "232–241", "243–245", "251", "255", "259", "264–266", "270–271", "274", "276–277", "279–280", "282", "285", "292", "297", "299", "308–310", "317", "323–324", "327–329", "331–332", "334", "337", "343", "347", "358", "364", "367–368", "373", "388", "393", "401–403", "406", "415", "421", "450–451", "453", "472", "476", "479–480", "484", "505", "531–534", "541", "543", "549", "551", "571", "578", "587", "616", "627", "676", "702", "716", "730", "732–733", "758", "777", "820", "824", "826", "830", "836", "848–849", "863–865", "871", "877", "885", "921–922", "942" ] }, { "name": "Frontier", "exchanges": 52, "byLineType": { "fixed_line": 52 }, "ranges": [ "207", "209", "212", "260", "268", "272", "335", "361", "366", "378", "436", "458", "478", "485", "535", "540", "542", "567", "589", "595–596", "639", "658", "680", "690–691", "693–696", "725", "731", "743", "759", "764", "773–776", "778–779", "807", "821–823", "845–847", "862", "884", "966", "968" ] }, { "name": "T-Mobile", "exchanges": 35, "byLineType": { "mobile": 35 }, "ranges": [ "201–202", "215", "250", "257", "267", "304", "349–351", "365", "412", "417–418", "422", "429", "481–482", "487", "492", "525", "557", "559", "574–575", "618", "637", "645", "661", "709", "721", "739", "900", "943", "997" ] }, { "name": "Lumen", "exchanges": 33, "byLineType": { "fixed_line": 33 }, "ranges": [ "216–217", "221", "246", "256", "258", "312", "314–316", "318–319", "339", "345", "353", "399", "404", "413", "431", "446", "459", "475", "488", "530", "583", "633", "635–636", "677", "705", "985", "987", "993" ] }, { "name": "Texas Communications", "exchanges": 24, "byLineType": { "mobile": 24 }, "ranges": [ "210", "222", "252", "254", "262", "273", "284", "287", "293–296", "298", "301–303", "305–306", "322", "410", "515", "556", "577", "717" ] }, { "name": "Onvoy", "exchanges": 16, "byLineType": { "voip": 16 }, "ranges": [ "206", "269", "320", "352", "359", "383", "426", "493", "697", "710", "810", "859", "888", "977–978", "991" ] }, { "name": "Verizon", "exchanges": 15, "byLineType": { "fixed_line": 3, "mobile": 12 }, "ranges": [ "218–220", "248", "253", "289", "313", "325", "338", "360", "362", "398", "599", "657", "906" ] }, { "name": "Peerless Network", "exchanges": 13, "byLineType": { "voip": 13 }, "ranges": [ "300", "341", "385", "400", "600", "607–610", "612", "614", "800", "803" ] }, { "name": "Fractel", "exchanges": 12, "byLineType": { "voip": 12 }, "ranges": [ "336", "348", "356", "386", "465", "766", "786", "788–789", "797", "899", "946" ] }, { "name": "Astound Broadband", "exchanges": 11, "byLineType": { "fixed_line": 11 }, "ranges": [ "227", "330", "428", "432", "452", "457", "464", "469", "473–474", "652" ] }, { "name": "Worldcall Interconnect", "exchanges": 8, "byLineType": { "mobile": 8 }, "ranges": [ "225", "283", "333", "444", "666", "989", "998–999" ] }, { "name": "IP Horizon", "exchanges": 7, "byLineType": { "voip": 7 }, "ranges": [ "342", "407", "416", "419", "617", "619–620" ] }, { "name": "Windstream", "exchanges": 7, "byLineType": { "fixed_line": 7 }, "ranges": [ "205", "490–491", "548", "647", "701", "828" ] }, { "name": "Colorado Valley Telephone Cooperative", "exchanges": 6, "byLineType": { "fixed_line": 6 }, "ranges": [ "242", "247", "249", "263", "561–562" ] }, { "name": "Ton80 Communications", "exchanges": 6, "byLineType": { "voip": 6 }, "ranges": [ "588", "675", "746", "783", "837", "866" ] }, { "name": "USA Mobility", "exchanges": 5, "byLineType": { "mobile": 5 }, "ranges": [ "223", "226", "228", "424", "753" ] }, { "name": "COMMIO LLC", "exchanges": 4, "byLineType": { "voip": 4 }, "ranges": [ "346", "354", "363", "867" ] }, { "name": "Consolidated Communications", "exchanges": 4, "byLineType": { "fixed_line": 4 }, "ranges": [ "387", "553", "742", "793" ] }, { "name": "Emergency Networks", "exchanges": 4, "byLineType": { "mobile": 4 }, "ranges": [ "379", "497", "814", "969" ] }, { "name": "Bandwidth.com", "exchanges": 3, "byLineType": { "voip": 3 }, "ranges": [ "231", "291", "996" ] }, { "name": "Brazoria Telephone Company", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "798–799", "964" ] }, { "name": "Comcast", "exchanges": 3, "byLineType": { "voip": 3 }, "ranges": [ "380", "529", "665" ] }, { "name": "Industry Telephone Company", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "278", "357", "992" ] }, { "name": "Brightlink Communications", "exchanges": 2, "byLineType": { "mobile": 1, "voip": 1 }, "ranges": [ "213", "344" ] }, { "name": "CSC Wireless LLC", "exchanges": 2, "byLineType": { "mobile": 2 }, "ranges": [ "286", "290" ] }, { "name": "Ganado Telephone Company", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "648", "843" ] }, { "name": "Optimum", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "703–704" ] }, { "name": "Rice Telecom", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "438", "855" ] }, { "name": "Spectrum", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "370", "500" ] }, { "name": "TELNYX", "exchanges": 2, "byLineType": { "voip": 2 }, "ranges": [ "326", "340" ] }, { "name": "Ahoi", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "468" ] }, { "name": "Dish Wireless", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "355" ] }, { "name": "EdgeTe", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "288" ] }, { "name": "Exiant", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "321" ] }, { "name": "Flowroute", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "471" ] }, { "name": "HD Carrier", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "879" ] }, { "name": "Nuso", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "376" ] }, { "name": "Skyetel", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "933" ] }, { "name": "Tex-Link", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "606" ] }, { "name": "Twilio International", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "895" ] }, { "name": "Vonage", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "261" ] }, { "name": "Wavenation", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "369" ] }, { "name": "YK Communications", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "275" ] }, { "name": "YMax Communications", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "307" ] } ], "grid": "mmmmmfvfmfmufmumffmmmfmmmmmfmmfvmfffmfffffffffffmfmfmmmmfmfffvmfmffmfvmmfmmfvffffufmmfmmvfmvfmmmmfmfvmmmmmmvmmmufmfffmffvvmfmmvmmffmmmmfvfmfvvvfvfvfvmmmvfvmvffvmfmvfmfmvff--f--f-fmv--v-vvff----f----mfvfmmf-mv-umumf-fvmmv-fm-m-v-fmuff---f-f-----m-f---mmfm---fff----fv--ff-vmfffm-fmfmm-mf-mf-ffmv---m--f----m-----uu--m---------m---vfffmff----ffff----ff-m-f-umm-m-ff----f---m--mm-mf----f---mvf-----ff--fv-----fvvvvuv-v-mvmvv------f-----f-ffm-f-----m-ff---f----ff--m---vm--------vmf--f-u-------ff-ffffv--ufmfff---mvu-u--mm---m---f----ffff-----m--ff--v------m----ff----f-v------ffffmff---v--v-vv---f---vffv--v--uf--vu--m--u--mfffm-f-f-f-u---fv-----f-fffff-----f---v--ffffvv---f-----f-v----ff--v------v---vm--u--m----u---u-----ff----u-----v--u---u-mm--v---u-----u-uu----f-f-fm--u---uvvu-----f-fum-vff--vmmm", "patterns": { "all": "^\\+1979[2-9]\\d{6}$", "fixed_line": "^\\+1979(?:2(?:0[579]|1[267]|2[17]|3[03-57-9]|4[0-79]|5[1689]|6[03568]|7[257-9]|8[0259]|9[279])|3(?:1[24-689]|[29][39]|3[0579]|4[357]|5[378]|6[1469]|7[0368]|8[78])|4(?:0[14]|1[35]|2[18]|3[1268]|46|5[27-9]|6[489]|7[3-58]|8[058]|9[01])|5(?:00|3[0-245]|4[0-389]|53|6[127]|78|8[39]|9[569])|6(?:06|[27]7|3[3569]|4[78]|5[278]|80|9[013-6])|7(?:0[13-5]|25|3[0-3]|4[23]|5[89]|64|7[3-689]|9[389])|8(?:07|2[1-368]|3[06]|4[35-9]|55|6[2-5]|7[17]|8[45])|9(?:2[12]|6[468]|8[57]|9[23]))\\d{4}$", "mobile": "^\\+1979(?:2(?:0[0-48]|1[03589]|2[02-689]|3[26]|48|5[02-57]|6[247]|7[0134]|8[3467]|9[03-68])|3(?:0[1-689]|1[037]|2[24578]|3[1-48]|[47]9|5[015]|6[0257]|98)|4(?:0[236]|1[0278]|2[249]|44|5[013]|7[269]|8[1247]|9[27])|5(?:[0-2]5|33|5[1679]|7[1457]|87)|6(?:1[68]|37|45|6[16]|76)|7(?:0[29]|1[67]|21|39|53|77)|8(?:14|2[04])|9(?:0[06]|4[23]|[68]9|9[7-9]))\\d{4}$", "voip": "^\\+1979(?:2(?:[07]6|[39]1|6[19]|88)|3(?:0[07]|2[016]|36|4[0-2468]|5[2469]|6[38]|8[0356])|4(?:0[07]|1[69]|26|65|71|93)|5(?:29|88)|6(?:0[07-9]|1[02479]|20|[67]5|97)|7(?:10|[46]6|8[3689]|97)|8(?:0[03]|10|37|[57]9|6[67]|88|9[59])|9(?:33|46|7[78]|9[16]))\\d{4}$" }, "sandbox": { "input": "+19795550123", "valid": true, "type": "Fixed line or mobile", "region": "US", "formats": { "e164": "+19795550123", "international": "+1 979-555-0123", "national": "(979) 555-0123", "rfc3966": "tel:+1-979-555-0123" }, "parts": { "countryCode": "+1", "destinationCode": "979", "destinationKind": "area code", "subscriber": "5550123" } }, "faq": [ { "question": "Where is area code 979?", "answer": "Area code 979 is in Texas, in the United States: all 447 of its exchanges on record are there. From abroad it is dialled +1 979, then the seven-digit number." }, { "question": "Is a 979 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 447 exchanges on record in 979, 139 (31%) were allocated as mobile, 198 (44%) as fixed line, 77 (17%) as VoIP and 33 (7%) 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 979?", "answer": "44 carriers hold exchanges in 979 on record; the most: AT&T (112), Frontier (52) and T-Mobile (35). 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 979 phone number?", "answer": "In E.164 a 979 number matches ^\\+1979[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 (979) 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-830", "us-832", "us-903", "us-915", "us-936", "us-940", "us-945", "us-956", "us-972" ], "previous": "us-978", "next": "us-980" }, "meta": { "dataAsOf": "2026-10-25", "dataPoints": 447, "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" } ] } }