Area code 323
6,026 number blocks indexed across 41 carriers.
States: CA (6,026)
Carriers
| OCN | Company | HQ | Type | Blocks | Recent | Website |
|---|---|---|---|---|---|---|
| 649C | Onvoy LLC - CA | Chicago, IL | Competitive Local Exchange Carrier | 514 | 18 | sinch.com |
| 6010 | New Cingular Wireless PCS LLC | Kirkland, WA | Wireless Carrier | 254 | 4 | att.com |
| 252F | Wide Voice LLC - CA | Las Vegas, NV | Competitive Local Exchange Carrier | 3 | 3 | widevoice.com |
| 6529 | T-Mobile USA Inc | Bellevue, WA | Personal Communications Service (Wireless) | 962 | 1 | t-mobile.com |
| 7139 | Teleport Communications America LLC - CA | Staten Island, NY | Competitive Local Exchange Carrier | 89 | 1 | att.com |
| 899D | T-Mobile USA Inc | Richardson, TX | Personal Communications Service (Wireless) | 1,210 | — | metropcs.com |
| 981E | Bandwidth.com CLEC LLC - CA | Cary, NC | Competitive Local Exchange Carrier | 757 | — | bandwidth.com |
| 9740 | Pacific Bell Telephone Company | Dallas, TX | Regional Bell Operating Company | 687 | — | att.com |
| 6006 | Cellco Partnership dba Verizon Wireless - CA | Olathe, KS | Wireless Carrier | 255 | — | verizonwireless.com |
| 8826 | Level 3 Communications LLC - CA | Westminster, CO | Competitive Local Exchange Carrier | 253 | — | centurylink.com |
| 7229 | MCImetro Access Transmission Services LLC | Vienna, VA | Competitive Local Exchange Carrier | 171 | — | verizon.com |
| 671J | U.S. Telepacific Corporation dba TPx Communications | Las Vegas, NV | IP-Enabled Service / VoIP | 164 | — | tpx.com |
| 576C | Time Warner Cable Information Services (California) LLC dba Time Warner Cable - CA | Stamford, CT | Competitive Local Exchange Carrier | 138 | — | level3.com |
| 373F | Peerless Network of California LLC - CA | Chicago, IL | Competitive Local Exchange Carrier | 103 | — | peerlessnetwork.com |
| 7240 | MCImetro Access Transmission Services LLC - CA | Vienna, VA | Competitive Local Exchange Carrier | 68 | — | verizon.com |
| 9262 | Utility Telecom Group LLC - CA | Stockton, CA | Competitive Local Exchange Carrier | 65 | — | utilitytelephone.com |
| 829J | PAETEC iTel LLC | Charlotte, NC | IP-Enabled Service / VoIP | 57 | — | |
| 4129 | O1 Communications Inc - CA | Sacramento, CA | Competitive Local Exchange Carrier | 36 | — | tpx.com |
| 624H | Onvoy Spectrum LLC | Broomfield, CO | Wireless Carrier | 35 | — | |
| 516C | AT&T Enterprises LLC | San Antonio, TX | IP-Enabled Service / VoIP | 33 | — | att.com |
| 7718 | Level 3 Telecom of California LP - CA | Littleton, CO | Competitive Local Exchange Carrier | 28 | — | centurylink.com |
| 993B | Curatel LLC - CA | Los Angeles, CA | Underlying Local Exchange Carrier | 23 | — | curatel.com |
| 321J | HD Carrier LLC | Henderson, NV | IP-Enabled Service / VoIP | 18 | — | hdcarrier.com |
| 073H | Telnyx LLC | Chicago, IL | IP-Enabled Service / VoIP | 15 | — | telnyx.com |
| 7534 | Frontier California Inc | Irving, TX | Competitive Local Exchange Carrier | 15 | — | frontier.com |
| MULT | Multiple OCN Listing | Administrative / Reserved | 13 | — | ||
| 776C | Charter Fiberlink CA-CCO LLC - CA | Saint Louis, MO | Competitive Local Exchange Carrier | 12 | — | spectrum.com |
| 6630 | Spok Inc | Plano, TX | Wireless Carrier | 7 | — | spok.com |
| 7894 | North County Communications Corporation - CA | San Diego, CA | Competitive Local Exchange Carrier | 6 | — | nccom.com |
| 508J | CenturyLink Communications LLC | Littleton, CO | IP-Enabled Service / VoIP | 5 | — | centurylink.com |
| 515J | IP Horizon LLC | Orlando, FL | IP-Enabled Service / VoIP | 5 | — | |
| 516J | Ton80 Communications LLC | Anderson, SC | IP-Enabled Service / VoIP | 5 | — | coretel.net |
| 7262 | XO California Inc | Reston, VA | Competitive Local Exchange Carrier | 5 | — | verizon.com |
| 6906 | American Messaging Services LLC | Lewisville, TX | Wireless Carrier | 3 | — | |
| 7421 | AT&T Local | Bedminster, NJ | Competitive Local Exchange Carrier | 3 | — | att.com |
| 9748 | American Messaging Services LLC | Lewisville, TX | Wireless Carrier | 3 | — | americanmessaging.net |
| 6967 | 33 Wireless Inc | Carson, CA | Wireless Carrier | 2 | — | wildgate.com |
| 0051 | Shelcomm | Baldwin Park, CA | Wireless Carrier | 1 | — | |
| 197D | Vonage America LLC | Holmdel, NJ | IP-Enabled Service / VoIP | 1 | — | vonage.com |
| 707H | Integrated Path Communications LLC - CA | Hillsdale, NY | Competitive Local Exchange Carrier | 1 | — | ipc-llc.com |
| 863D | ConnectTo Communications Inc - CA | Glendale, CA | Competitive Local Exchange Carrier | 1 | — | connectto.com |