{ "url": "https://phonelookup.dev/prefix/us-917", "npa": "917", "slug": "us-917", "iso": "US", "country": "United States", "regions": [ { "code": "NY", "name": "New York", "exchanges": 800 } ], "exchanges": 800, "known": 786, "byLineType": { "fixed_line": 137, "mobile": 588, "unknown": 14, "voip": 61 }, "carriers": [ { "name": "Verizon", "exchanges": 209, "byLineType": { "fixed_line": 85, "mobile": 124 }, "ranges": [ "206", "220", "227–229", "232", "236–237", "242–243", "246", "256", "260–263", "265–266", "270", "273–275", "278", "282", "284–285", "289", "301", "305", "315–316", "320", "322", "326", "329", "332", "339", "342–343", "347", "351", "357", "359", "363–364", "368–369", "386", "408", "414", "423", "432", "438–439", "441", "444", "452–454", "456", "463–464", "467", "477", "480", "484–485", "492–494", "502", "507–510", "521–522", "526–527", "529", "533–534", "538", "542", "546", "551", "565–566", "572", "574–576", "579–580", "583–584", "588–589", "594", "596–597", "599", "606", "608", "612–613", "617–618", "620–621", "623–624", "626", "634", "636–638", "645", "647–648", "656", "658", "661", "663", "670–671", "675", "677", "685", "692–693", "696–697", "699", "710", "715–717", "726", "733–734", "747–748", "750–751", "757", "763", "777–780", "789–790", "796–797", "800", "809", "816–817", "828–829", "831–832", "836–839", "841–843", "846", "848–849", "880–882", "885–887", "890–891", "902–903", "910", "920–924", "931–932", "934–935", "937", "952", "960–961", "965–966", "968", "973–974", "977", "979", "981", "991–993", "995" ] }, { "name": "T-Mobile", "exchanges": 160, "byLineType": { "mobile": 160 }, "ranges": [ "202", "204", "213–217", "250–251", "257", "272", "279–280", "283", "292–295", "299", "302", "304", "306", "309", "312", "325", "330", "334–335", "337", "345–346", "348–349", "353", "361–362", "365", "378–379", "385", "400", "402–403", "405–407", "412", "415–418", "431", "436", "440", "442–443", "447", "449–450", "459–460", "468", "470", "474", "476", "478", "482", "495–498", "500–501", "504", "517–519", "523", "530–532", "535–536", "541", "547–549", "553–554", "557", "559–560", "567–570", "577–578", "582", "586", "600", "604", "607", "609", "622", "627", "635", "640", "642", "650–653", "659–660", "662", "667", "669", "673–674", "676", "681–682", "686–687", "701–702", "709", "721", "723–724", "728", "731", "749", "770–771", "774–776", "795", "804–808", "815", "818", "858", "870", "889", "892", "907", "915–916", "939", "942–943", "945", "957", "963" ] }, { "name": "AT&T", "exchanges": 142, "byLineType": { "fixed_line": 6, "mobile": 136 }, "ranges": [ "207–209", "224–226", "230", "238–239", "244", "286–288", "291", "297", "318–319", "323–324", "327–328", "331", "340", "344", "355", "358", "367", "370–371", "373–376", "392", "394", "399", "419–421", "428", "434–435", "445–446", "455", "472", "487–488", "499", "513–515", "520", "528", "539", "543–545", "558", "561–562", "573", "587", "592–593", "595", "601–603", "605", "625", "628", "639", "655", "657", "664–665", "678–680", "683–684", "688–691", "698", "703–705", "714", "741–744", "753–756", "767", "769", "772", "782–783", "794", "803", "813", "821–822", "825–826", "833–834", "847", "853–856", "859–865", "868", "873", "912–913", "929–930", "940–941", "944", "951", "969", "971–972", "975", "984", "986–987" ] }, { "name": "USA Mobility", "exchanges": 133, "byLineType": { "mobile": 133 }, "ranges": [ "205", "218–219", "223", "233", "240–241", "247–249", "252–253", "255", "276", "290", "296", "298", "313–314", "317", "321", "333", "356", "360", "372", "377", "380–381", "389–390", "395", "401", "404", "413", "422", "424–425", "427", "429–430", "433", "448", "457–458", "461–462", "469", "481", "483", "486", "489–491", "506", "537", "552", "556", "598", "610", "614", "616", "632", "641", "644", "646", "649", "706–707", "712–713", "729", "738–739", "752", "758–762", "766", "784–788", "798–799", "802", "812", "820", "823–824", "840", "844–845", "850–851", "857", "866–867", "869", "871–872", "874–876", "879", "883–884", "894–899", "901", "904", "906", "918–919", "925–927", "948–949", "954", "964", "978", "980", "988–990", "996" ] }, { "name": "Bandwidth.com", "exchanges": 27, "byLineType": { "voip": 27 }, "ranges": [ "200", "300", "310", "336", "341", "352", "382–383", "397", "410", "473", "633", "719", "725", "727", "737", "740", "765", "768", "773", "791", "810", "917", "933", "936", "946", "983" ] }, { "name": "Onvoy", "exchanges": 21, "byLineType": { "voip": 21 }, "ranges": [ "203", "245", "277", "540", "590", "672", "694–695", "730", "764", "814", "852", "877", "900", "905", "914", "967", "970", "994", "997", "999" ] }, { "name": "Lumen", "exchanges": 14, "byLineType": { "fixed_line": 14 }, "ranges": [ "210", "254", "259", "267", "338", "388", "475", "479", "512", "525", "581", "720", "746", "985" ] }, { "name": "AAT Paging Corporation", "exchanges": 9, "byLineType": { "mobile": 9 }, "ranges": [ "221–222", "350", "354", "629", "643", "666", "888", "928" ] }, { "name": "Optimum", "exchanges": 8, "byLineType": { "fixed_line": 8 }, "ranges": [ "471", "631", "708", "792", "801", "819", "893", "962" ] }, { "name": "Emergency Networks", "exchanges": 7, "byLineType": { "mobile": 7 }, "ranges": [ "271", "384", "437", "619", "718", "938", "998" ] }, { "name": "Peerless Network", "exchanges": 7, "byLineType": { "voip": 7 }, "ranges": [ "398", "426", "615", "722", "793", "947", "982" ] }, { "name": "Trinity International", "exchanges": 7, "byLineType": { "mobile": 7 }, "ranges": [ "303", "393", "465–466", "505", "630", "835" ] }, { "name": "Spectrum", "exchanges": 6, "byLineType": { "fixed_line": 6 }, "ranges": [ "396", "409", "563", "745", "830", "908" ] }, { "name": "Paetec Itel", "exchanges": 5, "byLineType": { "fixed_line": 5 }, "ranges": [ "201", "258", "281", "591", "736" ] }, { "name": "YMax Communications", "exchanges": 5, "byLineType": { "voip": 5 }, "ranges": [ "231", "387", "503", "524", "668" ] }, { "name": "Cablevision Lightpath", "exchanges": 4, "byLineType": { "fixed_line": 4 }, "ranges": [ "451", "564", "654", "909" ] }, { "name": "American Messaging", "exchanges": 3, "byLineType": { "mobile": 3 }, "ranges": [ "827", "953", "956" ] }, { "name": "Dial-A-Beeper", "exchanges": 3, "byLineType": { "mobile": 3 }, "ranges": [ "234–235", "366" ] }, { "name": "Yorkstream Communications", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "212", "878", "955" ] }, { "name": "Eon Telecom", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "264", "516" ] }, { "name": "LTE Wireless", "exchanges": 2, "byLineType": { "mobile": 2 }, "ranges": [ "550", "571" ] }, { "name": "Telengy", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "391", "732" ] }, { "name": "Advantage Communications", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "307" ] }, { "name": "Aquis Communications", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "269" ] }, { "name": "K.T.W. International Corporation", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "308" ] }, { "name": "Rgtn Usa", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "735" ] }, { "name": "Scarsdale Security Systems", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "585" ] }, { "name": "Voip Street", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "781" ] }, { "name": "West Telecom", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "268" ] } ], "grid": "vfmvmmfmmmfufmmmmmmmfmmmmmmmffmvmmmmffmmmmmfmvmmmmmmmmfmfmfffffffffffmmmmmffmvfmmfmmmmfmmfmmmmmmmmmmvmmmmfmmmmvummmffmmmfmfmmmfmmmmmfmmmvmffmvfffmmmmmmfvmmmmfmmmmmmmmmfffmmmmmmmmmmmmvvmmfvfmmfmmmmfvvmmmmmmmmmffvummmmmmmmmfmfmmvmmmmmfmmmmmfmmfmmmmmmmmmffmfmfmmmmmmffmmmmmmffvmfmfmfmmmmmmmmmmmmffmmmmmmmmmvmmmffmfufmmmfmmmmffmvfmfmfmmmmfmmmmmvmfmmmfmmmmfmmmummmmmmmffmmmmmmmmmmmmmmmmfmmmmmmmmvfmmmmmmmfmmmmmmfmmmmummmvmmmmmfmmmmmmmmmfmvfmmfffmmmmmfmmmmmmmmfmmmmmmfmfmmmmvmmfvmmmmfmmmmmmmmmmmmmmmmvvmmmmummmmmmmfmmummmmmmmvfmvmmvfvmmvmfmmffvmmvmmmmffmmmmmmmmmmmmmmmmmvvmmvmmmmvmmmfffmvmmmmmmmmfvfvmmmmmmmfmmmmmmmmvummvmmmmfmmmmmmmmmmfmmmmmmmmfmmmmmmmmmfmmvmmmmmmmmmmmmmmmmmmmmmmmmvfmmmmmmmmmmmmmmfmmmmmmvmmmmvmmfffummvmmvmmmmmmmmmmmmmfmvfmvfmmmmmmmmvvmmummmmfmmuumffmmffvmmvmmmmmufmmmfvvmfmmmmmmmmvfmvmv", "patterns": { "all": "^\\+1917[2-9]\\d{6}$", "fixed_line": "^\\+1917(?:2(?:0[16]|1[02]|2[089]|3[67]|43|5[4689]|6[0-8]|7[458]|8[169])|3(?:05|1[56]|2[026]|3[289]|4[2-4]|5[17]|6[7-9]|8[68]|9[16])|4(?:0[89]|2[13]|3[28]|41|5[1246]|6[34]|7[12579]|9[23])|5(?:0[78]|1[026]|2[12579]|34|4[26]|[58]1|6[34]|9[19])|6(?:06|21|3[147-9]|45|54|6[13]|7[17])|7(?:08|2[06]|3[256]|4[56]|7[7-9]|9[02])|8(?:01|[14]9|3[09]|78|93)|9(?:0[89]|10|3[147]|[59]5|6[1256]|77|8[15]))\\d{4}$", "mobile": "^\\+1917(?:2(?:0[2457-9]|1[3-9]|2[1-7]|3[02-589]|4[0-246-9]|5[0-357]|69|7[0-369]|8[02-578]|9\\d)|3(?:0[1-46-9]|1[2-47-9]|2[13-57-9]|3[013-57]|4[05-9]|5[03-689]|6[0-6]|7\\d|8[01459]|9[02-59])|4(?:0[0-7]|1[2-9]|2[02457-9]|3[013-79]|4[02-9]|5[0357-9]|6[0-25-9]|7[0468]|8\\d|9[014-9])|5(?:0[0-24-69]|1[3-57-9]|2[0368]|3[0-35-9]|4[13-57-9]|5[02-46-9]|6[0-25-9]|7\\d|8[02-9]|9[2-8])|6(?:0[0-57-9]|1[02-46-9]|2[02-9]|3[0256]|4[0-46-9]|5[0-35-9]|6[024-79]|7[03-689]|8\\d|9[0-36-9])|7(?:0[1-79]|1[02-8]|[23][13489]|4[1-47-9]|5\\d|6[0-3679]|7[0-24-6]|8[02-9]|9[4-9])|8(?:0[02-9]|1[235-8]|[268]\\d|3[1-8]|4[0-8]|5[013-9]|7[0-69]|9[0-24-9])|9(?:[05][1-467]|1[235689]|2\\d|3[02589]|4[0-589]|6[03489]|7[1-589]|8[046-9]|9[0-368]))\\d{4}$", "voip": "^\\+1917(?:2(?:0[03]|31|45|77)|3(?:[01]0|36|41|52|8[237]|9[78])|4(?:10|26|73)|5(?:03|24|[49]0)|6(?:15|33|68|72|9[45])|7(?:19|2[257]|3[07]|40|6[458]|73|81|9[13])|8(?:1[04]|52|77)|9(?:0[05]|1[47]|3[36]|4[67]|67|70|8[23]|9[479]))\\d{4}$" }, "sandbox": { "input": "+19175550123", "valid": true, "type": "Fixed line or mobile", "region": "US", "formats": { "e164": "+19175550123", "international": "+1 917-555-0123", "national": "(917) 555-0123", "rfc3966": "tel:+1-917-555-0123" }, "parts": { "countryCode": "+1", "destinationCode": "917", "destinationKind": "area code", "subscriber": "5550123" } }, "faq": [ { "question": "Where is area code 917?", "answer": "Area code 917 is in New York, in the United States: all 800 of its exchanges on record are there. From abroad it is dialled +1 917, then the seven-digit number." }, { "question": "Is a 917 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 800 exchanges on record in 917, 588 (74%) were allocated as mobile, 137 (17%) as fixed line, 61 (8%) 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 917?", "answer": "29 carriers hold exchanges in 917 on record; the most: Verizon (209), T-Mobile (160) and AT&T (142). 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 917 phone number?", "answer": "In E.164 a 917 number matches ^\\+1917[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 (917) 555-0123. The exchange patterns on this page narrow it to the exchanges allocated as mobile, fixed line or VoIP." } ], "neighbours": { "sameRegion": [ "us-212", "us-315", "us-329", "us-332", "us-347", "us-363", "us-516", "us-518", "us-585", "us-607", "us-631", "us-646", "us-680", "us-716", "us-718", "us-838", "us-845", "us-914", "us-929", "us-934" ], "previous": "us-916", "next": "us-918" }, "meta": { "dataAsOf": "2026-10-25", "dataPoints": 800, "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" } ] } }