{ "url": "https://phonelookup.dev/prefix/us-276", "npa": "276", "slug": "us-276", "iso": "US", "country": "United States", "regions": [ { "code": "VA", "name": "Virginia", "exchanges": 387 } ], "exchanges": 387, "known": 373, "byLineType": { "fixed_line": 166, "mobile": 101, "unknown": 14, "voip": 106 }, "carriers": [ { "name": "Lumen", "exchanges": 84, "byLineType": { "fixed_line": 82, "voip": 2 }, "ranges": [ "221", "223", "225", "227–229", "236", "238", "250–251", "255", "258", "263", "271", "288", "386", "388", "398", "429", "466", "469", "475", "496", "521–522", "579", "595", "601", "619", "621–625", "627–629", "632–634", "637–638", "645–647", "650", "655–656", "663–664", "666", "669–670", "673", "676–677", "681–682", "686", "688", "693–696", "699", "728", "730", "739", "744", "755", "766", "773", "781–783", "790", "807", "821", "930", "934", "944", "952", "956–957" ] }, { "name": "Verizon", "exchanges": 79, "byLineType": { "fixed_line": 50, "mobile": 29 }, "ranges": [ "202", "210", "220", "235", "242", "245", "259", "266", "274", "284", "287", "296", "298", "312", "321–322", "326", "328", "341", "346–347", "376", "383", "395", "403", "445", "455", "468", "477", "484", "495", "498", "523–525", "530–531", "546", "565–566", "596–597", "608", "613", "639", "679", "698", "701", "722", "732", "734", "738", "762", "779–780", "791", "794", "796", "835", "859", "865", "870", "873", "880–881", "883", "889", "926", "928", "935", "945", "954", "963–964", "971", "973", "979", "988", "991" ] }, { "name": "Onvoy", "exchanges": 33, "byLineType": { "voip": 33 }, "ranges": [ "208", "240", "246", "270", "273", "276–277", "282", "286", "295", "300", "304–305", "308–309", "319", "330–332", "342–345", "400", "444", "476", "500", "600", "726", "800", "861", "900", "910" ] }, { "name": "AT&T", "exchanges": 28, "byLineType": { "fixed_line": 2, "mobile": 26 }, "ranges": [ "203", "205", "212", "219", "243", "252", "254", "265", "267", "269", "275", "279", "289", "291", "297", "301", "303", "306", "337", "348", "365", "393", "439", "594", "614", "708", "920", "970" ] }, { "name": "T-Mobile", "exchanges": 24, "byLineType": { "mobile": 24 }, "ranges": [ "204", "206", "213", "215", "226", "232", "239", "249", "264", "317", "336", "356", "360", "385", "389", "451", "492", "494", "618", "685", "706", "724", "759", "806" ] }, { "name": "Fractel", "exchanges": 15, "byLineType": { "voip": 15 }, "ranges": [ "333", "432", "465", "529", "786", "788", "866", "877", "899", "922", "933", "955", "966", "977", "999" ] }, { "name": "Bandwidth.com", "exchanges": 14, "byLineType": { "voip": 14 }, "ranges": [ "200", "209", "230–231", "248", "262", "285", "299", "302", "323", "409", "582", "644", "832" ] }, { "name": "UScellular", "exchanges": 12, "byLineType": { "mobile": 12 }, "ranges": [ "233", "237", "260–261", "340", "352", "358", "617", "620", "692", "733", "768" ] }, { "name": "Comcast", "exchanges": 11, "byLineType": { "voip": 11 }, "ranges": [ "201", "257", "292", "313", "318", "325", "329", "378", "421", "533", "833" ] }, { "name": "Ton80 Communications", "exchanges": 11, "byLineType": { "voip": 11 }, "ranges": [ "334", "537", "548", "653", "657", "746", "843", "874", "927", "967", "978" ] }, { "name": "Emergency Networks", "exchanges": 6, "byLineType": { "mobile": 6 }, "ranges": [ "272", "280", "320", "576", "767", "776" ] }, { "name": "Scott County Telephone Cooperative", "exchanges": 6, "byLineType": { "fixed_line": 6 }, "ranges": [ "431", "452", "467", "479", "940", "995" ] }, { "name": "COMMIO LLC", "exchanges": 5, "byLineType": { "voip": 5 }, "ranges": [ "310", "314–316", "867" ] }, { "name": "Mountainet Telephone Company", "exchanges": 5, "byLineType": { "fixed_line": 5 }, "ranges": [ "437", "447", "591", "690", "885" ] }, { "name": "IP Horizon", "exchanges": 4, "byLineType": { "voip": 4 }, "ranges": [ "324", "327", "338–339" ] }, { "name": "TELNYX", "exchanges": 4, "byLineType": { "voip": 4 }, "ranges": [ "241", "247", "253", "777" ] }, { "name": "Twilio International", "exchanges": 4, "byLineType": { "voip": 4 }, "ranges": [ "256", "290", "307", "895" ] }, { "name": "CoreTel", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "658", "968", "972" ] }, { "name": "Frontier", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "222", "446", "764" ] }, { "name": "Shentel Communications Company", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "335", "433", "578" ] }, { "name": "Spectrum", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "294", "598", "754" ] }, { "name": "Appalachian Wireless", "exchanges": 2, "byLineType": { "mobile": 2 }, "ranges": [ "218", "244" ] }, { "name": "Dish Wireless", "exchanges": 2, "byLineType": { "mobile": 2 }, "ranges": [ "234", "268" ] }, { "name": "Opentact", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "587", "946" ] }, { "name": "BVU OptiNet", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "449" ] }, { "name": "Burkes Garden Telephone Company", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "472" ] }, { "name": "GCI", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "224" ] }, { "name": "MGW Networks", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "293" ] }, { "name": "Mikrotec Communications of Virginia", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "528" ] }, { "name": "Nuso", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "642" ] }, { "name": "Paetec Itel", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "207" ] }, { "name": "Peerless Network", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "283" ] }, { "name": "Terra Nova Telecom", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "888" ] }, { "name": "YMax Communications", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "415" ] } ], "grid": "vvmmmmmfvvfufm-m--mmmfffffmvffvvmmmmfmfmvvfmmmvvvmffmvmfvvffmmvvmfmmmmvfmvmmvv-mm-vvmvvmfmvmvffvfmmvvmvmvvmvvvvumvvvvmvvmffvvvfvfvvvvvvfmmvvmmvvvvfmm---m---m-m-m----m----------f-v----f-mf-fm---m-f--f-v--m-----v-u---v-----v-------f-fvf---f-m----vfff-f-mf--m---------vffff--f--fvm-f----f-------m-mff-f-v----------u---------ffffm--fvff-v---v--------f-v------u---------ff---------m-ff--v----f---f--mffff-vf------m--u-mm--mmfmfffff-fff--fff--ffm--f-vfff--f--v-ffvf----ff-f--ff--f--ff-f-ff--mf-f-f-mffff-mfum----m-m--u----------m-m-v-f-f-mmm---ff----f-v-------ff---m--f-f-fmm----f--mv-mmfff--v-v-fm--f-f---v-----mf---u---------f----------vv-f-------v---------------f-v---fvv--m--fv--v--ff-f-f--vf-----v---vv---------vu--------m-v---fvf-f--vff----f---fff---u-f-fvffuu---ff-vvf-mmff--uvvf--------f--f---f---v", "patterns": { "all": "^\\+1276[2-9]\\d{6}$", "fixed_line": "^\\+1276(?:2(?:07|1[02]|2[1-589]|3[68]|42|5[01589]|65|71|88|9[346])|3(?:2[1268]|35|[47]6|8[368]|9[58])|4(?:29|3[137]|4[5-79]|52|6[6-9]|7[259]|84|9[568])|5(?:2[1-48]|3[01]|46|6[56]|7[89]|87|9[15-8])|6(?:01|19|2[1-57-9]|3[2-478]|4[25-7]|5[0568]|6[3469]|7[03679]|8[1268]|9[03-69])|7(?:28|3[089]|44|5[45]|6[246]|73|8[1-3]|9[046])|8(?:07|21|[36]5|59|73|8[01359])|9(?:2[68]|3[045]|4[04-6]|5[2467]|6[348]|7[239]|88|9[15]))\\d{4}$", "mobile": "^\\+1276(?:2(?:0[2-6]|1[3589]|2[06]|3[2-579]|4[3-59]|5[24]|6[0146-9]|7[2459]|8[0479]|9[178])|3(?:0[136]|1[27]|20|3[67]|4[0178]|5[268]|6[05]|8[59]|93)|4(?:03|39|5[15]|77|9[24])|5(?:25|76|94)|6(?:08|1[3478]|20|39|85|9[28])|7(?:0[168]|2[24]|3[2-4]|59|6[78]|7[69]|80|91)|8(?:06|70)|9(?:20|7[01]))\\d{4}$", "voip": "^\\+1276(?:2(?:0[0189]|27|3[01]|4[016-8]|5[367]|6[23]|7[0367]|8[2356]|9[0259])|3(?:0[02457-9]|1[03-689]|2[3-579]|3[0-489]|4[2-5]|78)|4(?:0[09]|[16]5|21|32|44|76)|5(?:00|29|3[37]|48|82)|6(?:00|44|5[37])|7(?:[24]6|77|8[68])|8(?:00|3[23]|43|6[167]|7[47]|88|9[59])|9(?:[01]0|2[27]|33|55|6[67]|7[78]|99))\\d{4}$" }, "sandbox": { "input": "+12765550123", "valid": true, "type": "Fixed line or mobile", "region": "US", "formats": { "e164": "+12765550123", "international": "+1 276-555-0123", "national": "(276) 555-0123", "rfc3966": "tel:+1-276-555-0123" }, "parts": { "countryCode": "+1", "destinationCode": "276", "destinationKind": "area code", "subscriber": "5550123" } }, "faq": [ { "question": "Where is area code 276?", "answer": "Area code 276 is in Virginia, in the United States: all 387 of its exchanges on record are there. From abroad it is dialled +1 276, then the seven-digit number." }, { "question": "Is a 276 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 387 exchanges on record in 276, 101 (26%) were allocated as mobile, 166 (43%) as fixed line, 106 (27%) as VoIP and 14 (4%) 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 276?", "answer": "34 carriers hold exchanges in 276 on record; the most: Lumen (84), Verizon (79) and Onvoy (33). 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 276 phone number?", "answer": "In E.164 a 276 number matches ^\\+1276[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 (276) 555-0123. The exchange patterns on this page narrow it to the exchanges allocated as mobile, fixed line or VoIP." } ], "neighbours": { "sameRegion": [ "us-434", "us-540", "us-571", "us-686", "us-703", "us-757", "us-804", "us-826", "us-948" ], "previous": "us-274", "next": "us-279" }, "meta": { "dataAsOf": "2026-10-25", "dataPoints": 387, "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" } ] } }