Area code 821
280 number blocks indexed across 14 carriers.
States: SC (280)
Carriers
| OCN | Company | HQ | Type | Blocks | Recent | Website |
|---|---|---|---|---|---|---|
| 6214 | New Cingular Wireless PCS LLC - GA | Atlanta, GA | Wireless Carrier | 177 | 177 | att.com |
| 548E | Onvoy LLC - SC | Chicago, IL | Competitive Local Exchange Carrier | 31 | 31 | sinch.com |
| 6398 | Cellco Partnership dba Verizon Wireless - SC | Olathe, KS | Wireless Carrier | 19 | 19 | verizonwireless.com |
| 8645 | SunCom dba T-Mobile USA | Charleston, SC | Personal Communications Service (Wireless) | 12 | 12 | t-mobile.com |
| 321J | HD Carrier LLC | Henderson, NV | IP-Enabled Service / VoIP | 5 | 5 | hdcarrier.com |
| 490J | Boost SubscriberCo LLC | Washington, DC | Wireless Carrier | 4 | 4 | dish.com |
| 478J | NUSO LLC | Atlanta, GA | IP-Enabled Service / VoIP | 2 | 2 | brightlink.com |
| 5562 | T-Mobile USA Inc | Dallas, TX | Personal Communications Service (Wireless) | 2 | 2 | metropcs.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 |
| 098H | Peerless Network of South Carolina LLC - SC | Chicago, IL | Competitive Local Exchange Carrier | 1 | 1 | peerlessnetwork.com |
| 145J | Terra Nova Telecom Inc | Lakewood Ranch, FL | IP-Enabled Service / VoIP | 1 | 1 | terranova.net |
| MULT | Multiple OCN Listing | Administrative / Reserved | 14 | — | ||
| 624H | Onvoy Spectrum LLC | Broomfield, CO | Wireless Carrier | 8 | — |