{ "url": "https://phonelookup.dev/prefix/us-325", "npa": "325", "slug": "us-325", "iso": "US", "country": "United States", "regions": [ { "code": "TX", "name": "Texas", "exchanges": 442 } ], "exchanges": 442, "known": 409, "byLineType": { "fixed_line": 211, "mobile": 96, "unknown": 33, "voip": 102 }, "carriers": [ { "name": "AT&T", "exchanges": 83, "byLineType": { "fixed_line": 45, "mobile": 35, "voip": 3 }, "ranges": [ "203", "205", "213–214", "217", "219–220", "226", "229", "234–236", "240", "257", "259–260", "263", "271", "276", "280", "303", "307", "330", "332", "349", "363", "370", "393–394", "428", "451", "456", "510", "513", "573–576", "627", "642", "644", "647", "656", "660", "665", "668–677", "690–692", "695–696", "698", "728", "733–735", "738", "750", "762–763", "766", "773", "776", "793–795", "800", "823", "863", "866", "899", "936", "977", "998" ] }, { "name": "Frontier", "exchanges": 61, "byLineType": { "fixed_line": 61 }, "ranges": [ "223–224", "247–248", "255", "347", "356", "365", "378–379", "387–388", "392", "396", "430", "442", "446", "453", "465", "468", "473", "475", "481–482", "484", "486", "597", "625", "632", "641", "643", "646", "648–649", "651", "653–655", "657–659", "667", "715", "732", "739", "748", "752", "754", "784", "792", "812", "835", "853", "869", "876", "884", "896", "942", "944", "947", "949" ] }, { "name": "Onvoy", "exchanges": 32, "byLineType": { "voip": 32 }, "ranges": [ "204", "238", "241", "246", "252", "290–291", "295", "310", "322", "326", "329", "335", "343", "346", "358", "399", "400", "413", "420", "425", "440", "532–533", "550", "610", "666", "770", "777", "880", "910", "999" ] }, { "name": "Lumen", "exchanges": 22, "byLineType": { "fixed_line": 20, "voip": 2 }, "ranges": [ "200", "215–216", "218", "221", "231", "269–270", "272", "284", "304", "386", "422", "455", "480", "515", "600", "603", "716", "718", "805", "939" ] }, { "name": "Verizon", "exchanges": 22, "byLineType": { "fixed_line": 6, "mobile": 16 }, "ranges": [ "201", "206–207", "242", "267", "277", "302", "308–309", "315", "317", "334", "337–338", "340–341", "423", "450", "514", "650", "721", "725" ] }, { "name": "IP Horizon", "exchanges": 20, "byLineType": { "voip": 20 }, "ranges": [ "209", "287", "289", "360", "362", "364", "366–369", "371", "373", "375–377", "380–381", "383–385" ] }, { "name": "T-Mobile", "exchanges": 19, "byLineType": { "mobile": 19 }, "ranges": [ "212", "245", "262", "300", "320–321", "333", "374", "436", "439", "518", "530", "726", "829", "864", "868", "895", "933", "956" ] }, { "name": "Central Texas Telephone Cooperative", "exchanges": 16, "byLineType": { "fixed_line": 16 }, "ranges": [ "239", "243", "286", "344", "372", "452", "463", "469", "483", "622–623", "628", "938", "948", "966", "985" ] }, { "name": "Taylor Telephone Cooperative", "exchanges": 14, "byLineType": { "fixed_line": 14 }, "ranges": [ "228", "529", "537", "548", "554", "572", "583", "723", "736", "743", "767", "786", "798", "846" ] }, { "name": "Windstream", "exchanges": 14, "byLineType": { "fixed_line": 14 }, "ranges": [ "225", "230", "237", "282", "312–313", "662", "737", "757", "854", "862", "893", "928", "945" ] }, { "name": "Fractel", "exchanges": 11, "byLineType": { "voip": 11 }, "ranges": [ "222", "336", "345", "567", "577", "699", "758", "789", "799", "842", "900" ] }, { "name": "Texas Communications", "exchanges": 11, "byLineType": { "mobile": 11 }, "ranges": [ "233", "250", "278–279", "431", "444", "719", "797", "844", "888", "931" ] }, { "name": "Emergency Networks", "exchanges": 10, "byLineType": { "mobile": 10 }, "ranges": [ "202", "296", "299", "306", "314", "316", "353–354", "710", "901" ] }, { "name": "Optimum", "exchanges": 8, "byLineType": { "fixed_line": 8 }, "ranges": [ "227", "232", "359", "617", "701", "703–704", "747" ] }, { "name": "TELNYX", "exchanges": 8, "byLineType": { "voip": 8 }, "ranges": [ "283", "285", "292–293", "323", "328", "523", "525" ] }, { "name": "Bandwidth.com", "exchanges": 7, "byLineType": { "voip": 7 }, "ranges": [ "256", "261", "266", "268", "391", "437", "788" ] }, { "name": "Coleman County Telephone Cooperative", "exchanges": 6, "byLineType": { "fixed_line": 6 }, "ranges": [ "348", "357", "382", "624", "636", "785" ] }, { "name": "Hill Country Telephone Cooperative", "exchanges": 4, "byLineType": { "fixed_line": 4 }, "ranges": [ "251", "258", "265", "429" ] }, { "name": "AMA TechTel", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "264", "661", "946" ] }, { "name": "Alenco Communications", "exchanges": 3, "byLineType": { "fixed_line": 3 }, "ranges": [ "288", "962", "993" ] }, { "name": "Brightlink Communications", "exchanges": 3, "byLineType": { "mobile": 1, "voip": 2 }, "ranges": [ "297–298", "301" ] }, { "name": "Skyetel", "exchanges": 3, "byLineType": { "voip": 3 }, "ranges": [ "355", "433", "488" ] }, { "name": "Twilio International", "exchanges": 3, "byLineType": { "voip": 3 }, "ranges": [ "324", "352", "894" ] }, { "name": "Ahoi", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "438", "587" ] }, { "name": "COMMIO LLC", "exchanges": 2, "byLineType": { "voip": 2 }, "ranges": [ "342", "867" ] }, { "name": "CSC Wireless LLC", "exchanges": 2, "byLineType": { "mobile": 2 }, "ranges": [ "253", "273" ] }, { "name": "Comcast", "exchanges": 2, "byLineType": { "voip": 2 }, "ranges": [ "319", "327" ] }, { "name": "Dish Wireless", "exchanges": 2, "byLineType": { "mobile": 2 }, "ranges": [ "339", "351" ] }, { "name": "Nuso", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "318", "331" ] }, { "name": "Paetec Itel", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "275", "305" ] }, { "name": "Vonage", "exchanges": 2, "byLineType": { "voip": 2 }, "ranges": [ "244", "249" ] }, { "name": "Wavenation", "exchanges": 2, "byLineType": { "fixed_line": 2 }, "ranges": [ "389–390" ] }, { "name": "YMax Communications", "exchanges": 2, "byLineType": { "voip": 2 }, "ranges": [ "208", "500" ] }, { "name": "Callworks Corporation", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "350" ] }, { "name": "Comanche County Telephone Company", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "885" ] }, { "name": "HD Carrier", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "401" ] }, { "name": "Hill Country Telecommunications", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "294" ] }, { "name": "Peerless Network", "exchanges": 1, "byLineType": { "voip": 1 }, "ranges": [ "395" ] }, { "name": "Taylor Telecom", "exchanges": 1, "byLineType": { "fixed_line": 1 }, "ranges": [ "274" ] } ], "grid": "ffmmvmmmvvuummmffmfvmvvfffmffvfffmmfffvfmvmfvmvffvmfvmufvmfmmvmmffvfvffmfmfffmmmmufvfvfvfvvvvvfvmvvmmmffvfmfffvuffmmmmfvmmvvvuvvvvmfmmmvvmmmfmvvfvvffmvmvmmvffvfvuvmvfvvvvmvfvmvvvffvvfvvvfffffvfffvf--vvv-------u-u-v------v-fm-v--fffmuv--mvfmv-f-m-f---mmff-fm------f-f--ff---f-f----fffff-f-v-----------v---------fuummf--m----v-v---fm-vv---f----------f-v---fu-----------v----fffmfv-----f---f---------f--f--f------vu-----f----ffff-ff---f---f----fmff-fmffmf-fffmfffmff--mvfmmffffffff----u-------fff--ff-fvuf-ff-----mu-u-ff-fm-m-f-mm-f---ffffffff---f---ff-v-f-f--fv---fm--ff--v--f--fv------fff-vv--ffff-mfvm----fu----uf----u-----f-----mu-u--f------v-m-f------ff-------ffm-fvmf------f---v---ff--m----fvmf--fvm-u------vu---u------------f--m-m--f-ff--f-ffffffu-----m-uu--f---f-----u---um-u-----f--u----f----mv", "patterns": { "all": "^\\+1325[2-9]\\d{6}$", "fixed_line": "^\\+1325(?:2(?:0[01]|1[568]|2[3-578]|3[0-25-79]|4[378]|5[158]|6[4579]|7[024-6]|8[2468]|94)|3(?:0[2357-9]|1[238]|31|4[0478]|5[679]|65|7[289]|8[26-9]|9[02-46])|4(?:2[289]|3[08]|4[26]|5[235]|6[3589]|7[35]|8[0-46])|5(?:1[05]|29|[39]7|48|54|7[2-46]|8[37])|6(?:0[03]|17|2[2-578]|3[26]|4[134689]|5[13-57-9]|6[127]|7[0-7]|9[0-2568])|7(?:0[134]|1[568]|2[38]|3[2-9]|4[378]|5[247]|6[267]|7[36]|8[4-6]|9[2-58])|8(?:[03]5|12|23|[47]6|5[34]|6[2369]|8[45]|9[369])|9(?:28|3[689]|4[24-9]|6[26]|85|93))\\d{4}$", "mobile": "^\\+1325(?:2(?:0[235-7]|1[2-47]|2[06]|3[34]|4[025]|5[0379]|6[023]|7[137-9]|80|9[69])|3(?:0[016]|1[4-7]|2[01]|3[02-47-9]|4[19]|5[134]|63|7[04])|4(?:23|3[169]|44|5[016])|5(?:1[348]|30|75)|6(?:4[27]|5[06]|6[0589])|7(?:1[09]|2[156]|63|97)|8(?:00|29|44|6[48]|88|95)|9(?:01|3[13]|56|77|98))\\d{4}$", "voip": "^\\+1325(?:2(?:0[489]|19|2[129]|38|4[1469]|5[26]|6[168]|8[3579]|9[0-3578])|3(?:04|1[09]|2[2-46-9]|3[56]|4[2356]|5[0258]|6[0246-9]|7[135-7]|8[013-5]|9[159])|4(?:0[01]|13|2[05]|3[37]|40|88)|5(?:[05]0|2[35]|3[23]|[67]7)|6(?:10|66|99)|7(?:5[08]|7[07]|8[89]|99)|8(?:42|67|80|94)|9(?:[01]0|99))\\d{4}$" }, "sandbox": { "input": "+13255550123", "valid": true, "type": "Fixed line or mobile", "region": "US", "formats": { "e164": "+13255550123", "international": "+1 325-555-0123", "national": "(325) 555-0123", "rfc3966": "tel:+1-325-555-0123" }, "parts": { "countryCode": "+1", "destinationCode": "325", "destinationKind": "area code", "subscriber": "5550123" } }, "faq": [ { "question": "Where is area code 325?", "answer": "Area code 325 is in Texas, in the United States: all 442 of its exchanges on record are there. From abroad it is dialled +1 325, then the seven-digit number." }, { "question": "Is a 325 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 442 exchanges on record in 325, 96 (22%) were allocated as mobile, 211 (48%) as fixed line, 102 (23%) 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 325?", "answer": "39 carriers hold exchanges in 325 on record; the most: AT&T (83), Frontier (61) and Onvoy (32). 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 325 phone number?", "answer": "In E.164 a 325 number matches ^\\+1325[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 (325) 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-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", "us-979" ], "previous": "us-323", "next": "us-326" }, "meta": { "dataAsOf": "2026-10-25", "dataPoints": 442, "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" } ] } }