{ "url": "https://phonelookup.dev/prefix/us-575", "npa": "575", "slug": "us-575", "iso": "US", "country": "United States", "regions": [ { "code": "NM", "name": "New Mexico", "exchanges": 535 } ], "exchanges": 535, "known": 521, "byLineType": { "fixed_line": 256, "mobile": 146, "unknown": 14, "voip": 119 }, "carriers": [ { "name": "Lumen", "exchanges": 92, "byLineType": { "fixed_line": 89, "voip": 3 }, "ranges": [ "201", "208", "233", "265", "267", "275", "288", "292", "300", "347", "350", "356", "359", "373", "376–377", "382", "388", "424", "434", "437", "439–440", "443", "445–446", "449", "461", "475", "479", "483", "521–528", "532", "534", "537–538", "541", "543–544", "546", "556", "562", "572", "574", "578", "586–587", "589", "613", "622–625", "627", "635", "637", "645–647", "674", "678–679", "717", "728", "737", "742", "746", "748", "751", "754", "758", "762–763", "769", "776", "784", "791", "824", "835", "838", "874", "882", "921", "956", "997" ] }, { "name": "AT&T", "exchanges": 55, "byLineType": { "fixed_line": 6, "mobile": 49 }, "ranges": [ "207", "209", "261", "269", "290", "306–307", "309", "321", "363", "386", "390", "403", "405–410", "412", "414", "420", "429", "441", "447", "455", "512–513", "520", "551", "590", "595", "605", "607", "618–619", "631", "636", "639", "642–643", "652", "680", "686", "706", "714", "725", "741", "760", "799", "805", "808", "910", "914–915" ] }, { "name": "Verizon", "exchanges": 55, "byLineType": { "fixed_line": 4, "mobile": 51 }, "ranges": [ "200", "202", "205", "214", "218", "224", "241", "243–244", "246–248", "259", "281", "294", "296", "298", "313–314", "319", "340–341", "343", "361", "415–416", "419", "430", "468", "491", "494", "519", "626", "640", "644", "649", "654", "659", "694", "703", "707–708", "740", "749", "770", "779", "781", "825", "840", "909", "936", "952", "964", "973", "988" ] }, { "name": "Onvoy", "exchanges": 54, "byLineType": { "voip": 54 }, "ranges": [ "203–204", "210", "212–213", "216–217", "227", "230", "235", "237–239", "250–252", "254–256", "262", "272", "305", "310", "322", "324", "326", "330–331", "334", "342", "353", "383", "400", "448", "500", "550", "552", "554", "570", "575", "577", "579", "600", "665", "727", "735", "750", "765", "775", "800", "888", "900", "904", "912" ] }, { "name": "Windstream", "exchanges": 44, "byLineType": { "fixed_line": 44 }, "ranges": [ "223", "234", "236", "257–258", "263", "289", "315", "336–337", "354", "378", "385", "391–397", "492", "568", "581–582", "588", "628", "630", "638", "671", "684", "738", "743–745", "756", "759", "774", "785", "829", "834", "885", "887", "894–895" ] }, { "name": "T-Mobile", "exchanges": 40, "byLineType": { "mobile": 40 }, "ranges": [ "219", "231", "240", "260", "266", "268", "271", "277", "284–285", "295", "302", "308", "312", "316–318", "328", "344", "404", "418", "442", "489", "493", "495–497", "517", "545", "571", "602", "621", "650", "689", "693", "704", "777", "815", "937", "993" ] }, { "name": "ENMR-Plateau", "exchanges": 24, "byLineType": { "fixed_line": 24 }, "ranges": [ "279", "355", "357", "372", "374", "389", "421–423", "427", "456", "458", "472", "485", "487", "576", "584", "633", "641", "673", "683", "849", "868", "985" ] }, { "name": "Bandwidth.com", "exchanges": 23, "byLineType": { "voip": 23 }, "ranges": [ "221", "228", "249", "280", "283", "286–287", "291", "297", "303", "425", "459", "502", "530", "616", "629", "651", "655", "719", "729", "733", "940", "942" ] }, { "name": "Ton80 Communications", "exchanges": 17, "byLineType": { "voip": 17 }, "ranges": [ "293", "299", "327", "426", "463", "466–467", "599", "663", "688", "722", "757", "788", "832", "837", "916", "966" ] }, { "name": "Mescalero Apache Telecom", "exchanges": 13, "byLineType": { "fixed_line": 13 }, "ranges": [ "413", "444", "464", "498–499", "509", "518", "691", "802", "810", "812–813", "932" ] }, { "name": "Western New Mexico Telephone Company", "exchanges": 9, "byLineType": { "fixed_line": 9 }, "ranges": [ "533", "535–536", "539", "542", "547", "772–773", "854" ] }, { "name": "Fractel", "exchanges": 8, "byLineType": { "voip": 8 }, "ranges": [ "333", "345–346", "465", "766", "786", "842", "945" ] }, { "name": "Roosevelt County Rural Telephone Cooperative", "exchanges": 8, "byLineType": { "fixed_line": 8 }, "ranges": [ "253", "273–274", "276", "477–478", "482", "675" ] }, { "name": "Penasco Valley Telephone Cooperative", "exchanges": 7, "byLineType": { "fixed_line": 7 }, "ranges": [ "364–365", "457", "484", "653", "677", "687" ] }, { "name": "LEACO", "exchanges": 6, "byLineType": { "fixed_line": 6 }, "ranges": [ "369–370", "399", "433", "739", "817" ] }, { "name": "Peerless Network", "exchanges": 6, "byLineType": { "voip": 6 }, "ranges": [ "215", "232", "320", "338–339", "747" ] }, { "name": "Leaco Rural Telephone Cooperative", "exchanges": 5, "byLineType": { "fixed_line": 5 }, "ranges": [ "225", "398", "676", "734", "752" ] }, { "name": "Plateau Telecommunications", "exchanges": 5, "byLineType": { "fixed_line": 5 }, "ranges": [ "282", "325", "352", "755", "935" ] }, { "name": "Valley Telephone Cooperative", "exchanges": 5, "byLineType": { "fixed_line": 5 }, "ranges": [ "358", "436", "531", "548", "557" ] }, { "name": "Dell Telephone Cooperative", "exchanges": 4, "byLineType": { "fixed_line": 4 }, "ranges": [ "826", "963", "981", "987" ] }, { "name": "Emergency Networks", "exchanges": 4, "byLineType": { "mobile": 4 }, "ranges": [ "505", "515", "565", "573" ] }, { "name": "Optimum", "exchanges": 4, "byLineType": { "fixed_line": 4 }, "ranges": [ "220", "229", "329", "366" ] }, { "name": "PVT NetWorks", "exchanges": 4, "byLineType": { "fixed_line": 4 }, "ranges": [ "264", "601", "736", "941" ] }, { "name": "COMMIO LLC", "exchanges": 3, "byLineType": { "voip": 3 }, "ranges": [ "301", "304", "867" ] }, { "name": "La Jicarita Rural Telephone Cooperative", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "387", "666", "668" ] }, { "name": "TELNYX", "exchanges": 3, "byLineType": { "voip": 3 }, "ranges": [ "242", "592", "999" ] }, { "name": "Tularosa Basin Telephone Company", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "585", "648", "682" ] }, { "name": "Baca Valley Telephone Company", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "278", "375" ] }, { "name": "Interactive Networks Corporation", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "567", "597" ] }, { "name": "Tularosa Communications", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "454", "488" ] }, { "name": "Ahoi", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "438" ] }, { "name": "CSC Wireless LLC", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "206" ] }, { "name": "Comcast", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "222" ] }, { "name": "Dish Wireless", "exchanges": 1, "byLineType": { "mobile": 1 }, "ranges": [ "270" ] }, { "name": "Panhandle Telephone Cooperative", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "451" ] }, { "name": "Sierra Communications", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "245" ] }, { "name": "Spectrum", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "332" ] }, { "name": "TDS Baja Broadband", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "348" ] }, { "name": "Tds Metrocom", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "349" ] }, { "name": "ValuTel", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "323" ] }, { "name": "Yucca Telecom", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "226" ] } ], "grid": "mfmvvfmmfmvuvvmvvvmmfvvfmffvvfvmvffvfvvvmmvmmfmmmvvvvfvvvffmmmvfffmfmmmmvffffmffvmfvmmvvffmvfvmmmvmvfvmvvvmmmmvummmfmmmmvmvfvfvvmfvvfvv-ffvvmmvmmvvfvff-fvffffff-m-mfff--ff-fffffff---fv-fmfffmfffffffffv--mmmffmffuffmmm-mmmffffvvf-mm--ff-ffffvmmffffmvf-f--fmfffv-f-vfvvvf---f--f-fff--ffff-ffm-mfmmmmmffv-v--m---f-umm-m-mfmmffffffff-vfffffffff-ffffmfff-vmv-vuff----f--m-ff-vmfmfvfvfv-ff-ffffffm-v--m-f-vvfm--m-m---u-f--v-mm-mffffmffvfm-f-fmffmmfmmmffffmmvmfmv---f---v-vf-f--f-ffffffff-fff-mfvm-f-mm-----u--mm-mmm--u--m--v-v--v--m-vvv---vfvffffmmfffffvfmvff-fffvffm-ff-vv--fm-fffvfm-m-m--ffv-v--f-------mv-f--m--m-fuff-m-f------fmf--f--v-ff-vf-m-v------f----f------------vf-----f-------f--f-fv-----ff----v---v----mmuv-mmv----f----------f--fmm--vfv--v----u-m---f-uu---ff-v------m--u----f---f-fm----m---f-v", "patterns": { "all": "^\\+1575[2-9]\\d{6}$", "fixed_line": "^\\+1575(?:2(?:0[158]|2[03569]|3[346]|45|5[378]|6[3-57]|7[3-689]|8[289]|92)|3(?:00|15|2[359]|3[267]|4[79]|5[024-9]|6[4-69]|7[02-8]|8[257-9]|9[1-9])|4(?:0[679]|1[023]|2[1-47]|3[346-9]|4[3-69]|5[146-8]|6[148]|7[257-9]|8[2-578]|9[289])|5(?:09|18|2[1-8]|3[1-9]|4[1-46-8]|5[67]|6[278]|7[2468]|8[124-9]|97)|6(?:[09]1|13|2[2-578]|3[03578]|4[15-8]|5[39]|6[68]|7[13-9]|8[02-47])|7(?:3[46-9]|4[2-68]|5[124-689]|6[239]|7[2-46]|8[45]|91)|8(?:02|1[0237]|2[469]|3[458]|49|[57]4|68|8[257]|9[45])|9(?:[24]1|3[25]|56|6[34]|8[157]|97))\\d{4}$", "mobile": "^\\+1575(?:2(?:0[02679]|1[489]|24|31|4[01346-8]|59|6[01689]|7[017]|8[145]|9[04-68])|3(?:0[26-9]|1[2-46-9]|2[18]|4[0134]|6[13]|86|90)|4(?:0[3-58]|1[4-689]|2[09]|30|4[127]|55|89|9[13-7])|5(?:[046]5|1[23579]|20|51|7[13]|9[05])|6(?:0[257]|1[89]|2[16]|3[169]|4[02-49]|5[024]|8[69]|9[34])|7(?:0[346-8]|14|25|4[019]|60|7[079]|81|99)|8(?:0[58]|[12]5|40)|9(?:09|1[045]|3[67]|52|[79]3|88))\\d{4}$", "voip": "^\\+1575(?:2(?:0[34]|1[0235-7]|2[1278]|3[0257-9]|4[29]|5[0-24-6]|[67]2|8[0367]|9[1379])|3(?:0[13-5]|10|2[02467]|3[013489]|4[2568]|[58]3)|4(?:00|2[56]|4[08]|59|6[35-7])|5(?:0[02]|30|5[024]|7[0579]|9[29])|6(?:00|16|29|5[15]|6[35]|88)|7(?:1[79]|2[27-9]|3[35]|47|5[07]|6[56]|75|8[68])|8(?:00|3[27]|42|67|88)|9(?:0[04]|1[26]|4[025]|66|99))\\d{4}$" }, "sandbox": { "input": "+15755550123", "valid": true, "type": "Fixed line or mobile", "region": "US", "formats": { "e164": "+15755550123", "international": "+1 575-555-0123", "national": "(575) 555-0123", "rfc3966": "tel:+1-575-555-0123" }, "parts": { "countryCode": "+1", "destinationCode": "575", "destinationKind": "area code", "subscriber": "5550123" } }, "faq": [ { "question": "Where is area code 575?", "answer": "Area code 575 is in New Mexico, in the United States: all 535 of its exchanges on record are there. From abroad it is dialled +1 575, then the seven-digit number." }, { "question": "Is a 575 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 535 exchanges on record in 575, 146 (27%) were allocated as mobile, 256 (48%) 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 575?", "answer": "41 carriers hold exchanges in 575 on record; the most: Lumen (92), AT&T (55) and Verizon (55). 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 575 phone number?", "answer": "In E.164 a 575 number matches ^\\+1575[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 (575) 555-0123. The exchange patterns on this page narrow it to the exchanges allocated as mobile, fixed line or VoIP." } ], "neighbours": { "sameRegion": [ "us-505" ], "previous": "us-574", "next": "ca-579" }, "meta": { "dataAsOf": "2026-10-25", "dataPoints": 535, "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" } ] } }