Area code 743
1,341 number blocks indexed across 41 carriers.
States: NC (1,341)
Carriers
| OCN | Company | HQ | Type | Blocks | Recent | Website |
|---|---|---|---|---|---|---|
| 6324 | Cellco Partnership dba Verizon Wireless - NC | Olathe, KS | Wireless Carrier | 164 | 28 | verizonwireless.com |
| 638E | Onvoy LLC - NC | Chicago, IL | Competitive Local Exchange Carrier | 424 | 24 | sinch.com |
| 8645 | SunCom dba T-Mobile USA | Charleston, SC | Personal Communications Service (Wireless) | 99 | 17 | t-mobile.com |
| 6214 | New Cingular Wireless PCS LLC - GA | Atlanta, GA | Wireless Carrier | 86 | 15 | att.com |
| 490J | Boost SubscriberCo LLC | Washington, DC | Wireless Carrier | 17 | 11 | dish.com |
| 321J | HD Carrier LLC | Henderson, NV | IP-Enabled Service / VoIP | 10 | 7 | hdcarrier.com |
| 624H | Onvoy Spectrum LLC | Broomfield, CO | Wireless Carrier | 74 | 5 | |
| 793K | TWC IP Enabled Services LLC | Saint Louis, MO | IP-Enabled Service / VoIP | 13 | 4 | |
| 5562 | T-Mobile USA Inc | Dallas, TX | Personal Communications Service (Wireless) | 20 | 2 | metropcs.com |
| 732J | NUSO LLC | University City, MO | IP-Enabled Service / VoIP | 4 | 2 | brightlink.com |
| 616J | Leap Telecom LLC | Denver, CO | IP-Enabled Service / VoIP | 2 | 2 | leap.tel |
| 700J | Wavenation LLC | Chicago, IL | IP-Enabled Service / VoIP | 2 | 2 | peerlessnetwork.com |
| 998E | Bandwidth.com CLEC LLC - NC | Cary, NC | Competitive Local Exchange Carrier | 128 | 1 | bandwidth.com |
| 350F | Peerless Network of North Carolina LLC - NC | Chicago, IL | Competitive Local Exchange Carrier | 30 | 1 | peerlessnetwork.com |
| 145J | Terra Nova Telecom Inc | Lakewood Ranch, FL | IP-Enabled Service / VoIP | 2 | 1 | terranova.net |
| 5418 | Yadkin Valley Telecom Inc - NC | Yadkinville, NC | Competitive Local Exchange Carrier | 1 | 1 | zirrus.com |
| 516J | Ton80 Communications LLC | Anderson, SC | IP-Enabled Service / VoIP | 54 | — | coretel.net |
| 939H | Commio LLC | Austin, TX | IP-Enabled Service / VoIP | 42 | — | commio.com |
| 073H | Telnyx LLC | Chicago, IL | IP-Enabled Service / VoIP | 31 | — | telnyx.com |
| 965H | Fractel LLC | Indialantic, FL | IP-Enabled Service / VoIP | 29 | — | fractel.net |
| 3235 | Level 3 Communications LLC - NC | Westminster, CO | Competitive Local Exchange Carrier | 26 | — | centurylink.com |
| 8389 | Teleport Communications America LLC - NC | Staten Island, NY | Competitive Local Exchange Carrier | 14 | — | att.com |
| MULT | Multiple OCN Listing | Administrative / Reserved | 14 | — | ||
| 6282 | United States Cellular - NC | Chicago, IL | Wireless Carrier | 7 | — | uscellular.com |
| 792K | Charter IP Enabled Services LLC | Saint Louis, MO | IP-Enabled Service / VoIP | 7 | — | |
| 197D | Vonage America LLC | Holmdel, NJ | IP-Enabled Service / VoIP | 6 | — | vonage.com |
| 622J | Skye Telecom LLC dba Skyetel | Vancouver, WA | IP-Enabled Service / VoIP | 6 | — | skyetel.com |
| 478J | NUSO LLC | Atlanta, GA | IP-Enabled Service / VoIP | 5 | — | brightlink.com |
| 598J | Five9 InC | San Ramon, CA | IP-Enabled Service / VoIP | 4 | — | five9.com |
| 035B | Piedmont Communications Services Inc - NC | Dobson, NC | Competitive Local Exchange Carrier | 2 | — | surry.net |
| 114J | Exiant Communications LLC | Eldersburg, MD | IP-Enabled Service / VoIP | 2 | — | exiantcom.com |
| 318J | Comcast IP Phone LLC | Philadelphia, PA | IP-Enabled Service / VoIP | 2 | — | comcast.com |
| 361F | North State Communications Advanced Services LLC - NC | High Point, NC | Competitive Local Exchange Carrier | 2 | — | nscom.com |
| 425J | CSC Wireless LLC | Long Island City, NY | Wireless Carrier | 2 | — | alticeusa.com |
| 506J | Twilio International Inc | San Francisco, CA | IP-Enabled Service / VoIP | 2 | — | twilio.com |
| 769H | RiverStreet Communications of North Carolina Inc - NC | Wilkesboro, NC | Competitive Local Exchange Carrier | 2 | — | myriverstreet.net |
| 829J | PAETEC iTel LLC | Charlotte, NC | IP-Enabled Service / VoIP | 2 | — | |
| 508J | CenturyLink Communications LLC | Littleton, CO | IP-Enabled Service / VoIP | 1 | — | centurylink.com |
| 511C | South Carolina Net Inc - NC | Columbia, SC | Competitive Local Exchange Carrier | 1 | — | |
| 515J | IP Horizon LLC | Orlando, FL | IP-Enabled Service / VoIP | 1 | — | |
| 795D | Wilkes Communications Inc - NC | Wilkesboro, NC | Competitive Local Exchange Carrier | 1 | — | wilkes.net |