{ "url": "https://phonelookup.dev/prefix/us-719", "npa": "719", "slug": "us-719", "iso": "US", "country": "United States", "regions": [ { "code": "CO", "name": "Colorado", "exchanges": 680 } ], "exchanges": 680, "known": 666, "byLineType": { "fixed_line": 322, "mobile": 190, "unknown": 14, "voip": 154 }, "carriers": [ { "name": "Lumen", "exchanges": 243, "byLineType": { "fixed_line": 241, "voip": 2 }, "ranges": [ "204", "218", "226–228", "234", "242", "253–255", "258", "260", "262–269", "272–278", "282", "285", "288", "292", "295–297", "305", "322–324", "326–329", "336", "346–348", "359", "364–365", "372", "376", "380–393", "395", "399", "422–423", "428", "432", "442", "444", "447–448", "456–457", "462", "466", "471–479", "481–482", "484", "486–488", "494–497", "502–503", "519–520", "522–524", "526–528", "530–540", "542–550", "552–554", "556–557", "560–562", "564–567", "570–579", "583–587", "589–599", "622–623", "630", "632–639", "647", "655", "657–658", "667–668", "672", "681–687", "689", "694–695", "697", "721", "730", "733–734", "738", "742", "744", "746", "748–749", "754", "757–758", "767", "775–777", "783–785", "787", "792–795", "829", "836", "843", "845–846", "852–853", "866–868", "873", "884", "937", "941–942", "946–948", "955", "966–967", "985", "992" ] }, { "name": "AT&T", "exchanges": 77, "byLineType": { "fixed_line": 18, "mobile": 59 }, "ranges": [ "207–208", "214", "216–217", "235", "237–238", "289", "298", "307", "330–333", "337–340", "344", "351", "355", "358", "361", "371", "373", "396", "398", "421", "425", "439–441", "464", "470", "490", "504–506", "508", "517", "521", "580", "644–645", "653", "663–664", "669", "675", "692", "696", "747", "756", "766", "771", "778–780", "796", "799", "801–810", "827–828", "859", "940", "980", "994" ] }, { "name": "Onvoy", "exchanges": 77, "byLineType": { "voip": 77 }, "ranges": [ "212", "215", "220", "223–224", "230", "245", "249", "259", "270", "286", "294", "306", "314", "319", "353", "356", "367", "394", "400", "402", "414", "416–418", "426", "437", "454", "465", "509", "513–515", "518", "600–605", "624–626", "628", "631", "646", "652", "662", "665–666", "674", "716", "719", "735", "745", "750–752", "759", "769", "781–782", "800", "824–825", "882", "888", "900", "912", "917", "928", "931", "938", "974", "982", "988", "999" ] }, { "name": "Verizon", "exchanges": 72, "byLineType": { "fixed_line": 10, "mobile": 62 }, "ranges": [ "221", "225", "239", "244", "246–248", "250–252", "293", "313", "317", "325", "342–343", "349–350", "352", "366", "368", "377", "419", "427", "429–431", "433", "468–469", "480", "510", "516", "529", "563", "568–569", "582", "588", "618", "627", "629", "640–641", "648–651", "656", "659–661", "670", "679–680", "688", "691", "723", "726", "728", "731", "740", "760", "772", "838–839", "849–851", "890", "960", "989" ] }, { "name": "T-Mobile", "exchanges": 54, "byLineType": { "mobile": 54 }, "ranges": [ "200–201", "205", "209–210", "213", "229", "231–233", "240", "243", "271", "281", "287", "290–291", "308", "310", "320–321", "334", "341", "354", "360", "369", "406–407", "412", "415", "420", "452–453", "459–460", "491–492", "499", "507", "551", "620", "654", "671", "690", "717", "722", "761", "821", "896", "920", "924", "930", "963–964" ] }, { "name": "Ton80 Communications", "exchanges": 23, "byLineType": { "voip": 23 }, "ranges": [ "673", "699", "724", "732", "736–737", "762", "773", "786", "788", "832", "842", "872", "926", "932–934", "968", "993", "995–998" ] }, { "name": "Bandwidth.com", "exchanges": 22, "byLineType": { "voip": 22 }, "ranges": [ "202", "284", "299", "301", "357", "362", "401", "405", "408–410", "435", "501", "559", "581", "642", "677", "789", "822", "881", "886", "977" ] }, { "name": "Eastern Slope Rural Telephone Association", "exchanges": 8, "byLineType": { "fixed_line": 8 }, "ranges": [ "436", "438", "446", "743", "763", "765", "768", "962" ] }, { "name": "Spectrum", "exchanges": 7, "byLineType": { "fixed_line": 7 }, "ranges": [ "241", "312", "315–316", "345", "458", "826" ] }, { "name": "Consolidated Communications", "exchanges": 6, "byLineType": { "fixed_line": 6 }, "ranges": [ "256", "378", "541", "727", "729", "739" ] }, { "name": "Comcast", "exchanges": 5, "byLineType": { "voip": 5 }, "ranges": [ "375", "445", "483", "621", "698" ] }, { "name": "USA Mobility", "exchanges": 5, "byLineType": { "mobile": 5 }, "ranges": [ "236", "261", "279", "443", "450" ] }, { "name": "COMMIO LLC", "exchanges": 4, "byLineType": { "voip": 4 }, "ranges": [ "606", "619", "753", "770" ] }, { "name": "Paetec Itel", "exchanges": 4, "byLineType": { "fixed_line": 4 }, "ranges": [ "219", "283", "302", "404" ] }, { "name": "TELNYX", "exchanges": 4, "byLineType": { "voip": 4 }, "ranges": [ "374", "403", "451", "455" ] }, { "name": "Allstream", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "203", "434", "725" ] }, { "name": "Cellular One", "exchanges": 3, "byLineType": { "mobile": 3 }, "ranges": [ "831", "892", "936" ] }, { "name": "Peerless Network", "exchanges": 3, "byLineType": { "voip": 3 }, "ranges": [ "280", "309", "467" ] }, { "name": "Rye Telephone Company", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "489", "643", "676" ] }, { "name": "American Messaging", "exchanges": 2, "byLineType": { "mobile": 2 }, "ranges": [ "222", "921" ] }, { "name": "Blanca Telephone Company", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "206", "379" ] }, { "name": "Brightlink Communications", "exchanges": 2, "byLineType": { "mobile": 1, "voip": 1 }, "ranges": [ "370", "424" ] }, { "name": "Five9", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "714", "774" ] }, { "name": "HD Carrier", "exchanges": 2, "byLineType": { "voip": 2 }, "ranges": [ "678", "820" ] }, { "name": "Nuso", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "512", "693" ] }, { "name": "8x8", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "880" ] }, { "name": "Agate Mutual Telephone", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "764" ] }, { "name": "Ahoi", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "899" ] }, { "name": "Allo Communications", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "975" ] }, { "name": "CSC Wireless LLC", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "413" ] }, { "name": "Communications Unlimited", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "449" ] }, { "name": "Dish Wireless", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "877" ] }, { "name": "Emergency Networks", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "257" ] }, { "name": "Exiant", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "463" ] }, { "name": "Forthought.net", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "922" ] }, { "name": "Fractel", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "300" ] }, { "name": "Hadlo Technologies", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "741" ] }, { "name": "IP Horizon", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "318" ] }, { "name": "Leap Telecom", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "701" ] }, { "name": "Microtech-Tel", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "304" ] }, { "name": "Panhandle Telephone Cooperative", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "461" ] }, { "name": "Pine Drive Telephone Company", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "485" ] }, { "name": "Pioneer Communications", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "498" ] }, { "name": "S & T Telephone Cooperative Association", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "397" ] }, { "name": "SECOM CO", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "363" ] }, { "name": "Skyetel", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "715" ] }, { "name": "South Park Telephone Company", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "837" ] }, { "name": "TDS Baja Broadband", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "984" ] }, { "name": "Teliax", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "493" ] }, { "name": "Terra Nova Telecom", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "500" ] }, { "name": "Tpx Communications", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "844" ] }, { "name": "Twilio International", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "895" ] }, { "name": "Voice Application Network", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "718" ] }, { "name": "Vonage", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "755" ] }, { "name": "Wavenation", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "791" ] }, { "name": "Wide Voice", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "819" ] } ], "grid": "mmvffmfmmmmuvmmvfmffvmmvvmfffmvmmmffmmmmmffmfvmmmvmmmffffmfvfmffffffffvmfffffffmvmffvfvmfmmmvmvfffmvvvf-ffvmmvmufmvfffvvmmffffffffmmmfm-fmmmmmmmmffffmmmfvmmvvmfmmvffffvfmvmfmvvfmffffffffffffffffvfmfmfvvvvfvmmvvvummvmvvvfmmffmmvmfmmmfmfvfvfmmmfmfvfffmmvmmvvfffmmffvmvfvmmmfffffffffmffvffffffmmmffffffmvvffmmmmmvmufvvvfmvffmfff-fffmfffffffffffffffffffffmfffuff-vfffmffffmmffffffffffmvmfffffmfffffffffffvvvvvvv----u------mvmvffvvvmvffvfffffffvmmvfmmvfmmmmvmmfmffmmmvmmvvffmmmfvvmfvvmmfffffffmfmmffffffvvuf---------u--fvvmvv-fmmvfmfmffmvffvvvffmvfffvfmffvvvvfvfffvmmvfffmffvvmfvffffmmmvvfffvfvv-fffffm--fvffffffffffu-------fvmv-vvffmf-mv---ffmm--vffff--mmmff-----m------fff---vf---m--vvv-f-v-v-m-m--vm--fv----------uv----v--mmf-m-v-v-mvvvv-mfv-mff---fff-u----f--uum-fmm-ffv-----vfuv--m-v-vf--vm--fvmvvvvv", "patterns": { "all": "^\\+1719[2-9]\\d{6}$", "fixed_line": "^\\+1719(?:2(?:0[346]|1[689]|2[6-8]|3[45]|4[124]|5[3-68]|6[02-9]|7[2-8]|8[2358]|9[5-7])|3(?:0[245]|1[25-7]|2[2-9]|3[36]|4[5-8]|5[29]|6[3-68]|7[2689]|8\\d|9[0-3579])|4(?:04|19|2[238]|3[2468]|4[246-8]|5[6-8]|6[126]|7[1-9]|8[124-9]|9[3-8])|5(?:0[23]|1[269]|2[02-46-8]|[3479]\\d|5[02-467]|6[0-24-7]|8[3-79])|6(?:2[239]|3[02-8]|4[37]|5[578]|6[78]|7[26]|8[1-79]|9[2-7])|7(?:01|14|2[1579]|3[03489]|4[2-4689]|5[46-8]|6[3-578]|7[24-7]|8[3-57]|9[1-59])|8(?:0[1-9]|1[09]|2[679]|3[67]|4[3-6]|5[23]|6[6-8]|73|84|99)|9(?:[29]2|37|4[126-8]|[578]5|6[267]))\\d{4}$", "mobile": "^\\+1719(?:2(?:0[0157-9]|1[0347]|2[1259]|3[1-36-9]|4[036-8]|5[0-27]|61|7[19]|8[179]|9[0138])|3(?:0[78]|1[03]|2[01]|3[0-247-9]|4[0-49]|5[01458]|6[019]|7[137]|9[68])|4(?:0[67]|1[235]|2[014579]|[34][0139]|5[0239]|6[0489]|[78]0|9[0-29])|5(?:0[4-8]|1[07]|2[19]|51|6[389]|8[028])|6(?:18|2[07]|4[014589]|5[013469]|6[01349]|7[0159]|8[08]|9[01])|7(?:17|2[2368]|31|4[07]|6[016]|7[189]|80|96)|8(?:2[18]|3[189]|49|5[019]|77|9[026])|9(?:2[014]|3[06]|40|6[034]|8[09]|94))\\d{4}$", "voip": "^\\+1719(?:2(?:02|1[25]|2[034]|[37]0|4[59]|59|8[046]|9[249])|3(?:0[0169]|1[489]|5[367]|6[27]|7[045]|94)|4(?:0[0-3589]|1[046-8]|26|3[57]|45|5[145]|6[357]|83)|5(?:0[019]|1[3-58]|59|81)|6(?:0[0-6]|19|2[14-68]|3[19]|4[26]|52|6[256]|7[3478]|9[89])|7(?:1[5689]|24|3[25-7]|4[15]|5[0-359]|6[29]|7[03]|8[12689])|8(?:00|2[0245]|[347]2|8[0-268]|95)|9(?:00|1[27]|2[68]|3[1-48]|68|7[47]|8[248]|9[35-9]))\\d{4}$" }, "sandbox": { "input": "+17195550123", "valid": true, "type": "Fixed line or mobile", "region": "US", "formats": { "e164": "+17195550123", "international": "+1 719-555-0123", "national": "(719) 555-0123", "rfc3966": "tel:+1-719-555-0123" }, "parts": { "countryCode": "+1", "destinationCode": "719", "destinationKind": "area code", "subscriber": "5550123" } }, "faq": [ { "question": "Where is area code 719?", "answer": "Area code 719 is in Colorado, in the United States: all 680 of its exchanges on record are there. From abroad it is dialled +1 719, then the seven-digit number." }, { "question": "Is a 719 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 680 exchanges on record in 719, 190 (28%) were allocated as mobile, 322 (47%) as fixed line, 154 (23%) 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 719?", "answer": "56 carriers hold exchanges in 719 on record; the most: Lumen (243), AT&T (77) and Onvoy (77). 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 719 phone number?", "answer": "In E.164 a 719 number matches ^\\+1719[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 (719) 555-0123. The exchange patterns on this page narrow it to the exchanges allocated as mobile, fixed line or VoIP." } ], "neighbours": { "sameRegion": [ "us-303", "us-720", "us-970", "us-983" ], "previous": "us-718", "next": "us-720" }, "meta": { "dataAsOf": "2026-10-25", "dataPoints": 680, "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" } ] } }