Area code 401
4,391 number blocks indexed across 39 carriers.
States: RI (4,391)
Carriers
| OCN | Company | HQ | Type | Blocks | Recent | Website |
|---|---|---|---|---|---|---|
| 6889 | Omnipoint Miami E License LLC | Bellevue, WA | Personal Communications Service (Wireless) | 496 | 28 | t-mobile.com |
| 4036 | New Cingular Wireless PCS LLC - DC | Atlanta, GA | Wireless Carrier | 245 | 23 | att.com |
| 977E | Onvoy LLC - RI | Chicago, IL | Competitive Local Exchange Carrier | 463 | 21 | sinch.com |
| 6389 | Cellco Partnership dba Verizon Wireless - RI | Olathe, KS | Wireless Carrier | 352 | 15 | verizonwireless.com |
| 321J | HD Carrier LLC | Henderson, NV | IP-Enabled Service / VoIP | 33 | 8 | hdcarrier.com |
| 145J | Terra Nova Telecom Inc | Lakewood Ranch, FL | IP-Enabled Service / VoIP | 9 | 8 | terranova.net |
| 624H | Onvoy Spectrum LLC | Broomfield, CO | Wireless Carrier | 100 | 6 | |
| 490J | Boost SubscriberCo LLC | Washington, DC | Wireless Carrier | 14 | 5 | dish.com |
| 003F | Bandwidth.com CLEC LLC - RI | Cary, NC | Competitive Local Exchange Carrier | 282 | 3 | bandwidth.com |
| 7351 | Teleport Communications America - RI - LLC | Staten Island, NY | Competitive Local Exchange Carrier | 105 | 3 | att.com |
| 631G | Peerless Network of Rhode Island LLC - RI | Chicago, IL | Competitive Local Exchange Carrier | 92 | 3 | peerlessnetwork.com |
| 671J | U.S. Telepacific Corporation dba TPx Communications | Las Vegas, NV | IP-Enabled Service / VoIP | 2 | 2 | tpx.com |
| 700J | Wavenation LLC | Chicago, IL | IP-Enabled Service / VoIP | 2 | 2 | peerlessnetwork.com |
| 073H | Telnyx LLC | Chicago, IL | IP-Enabled Service / VoIP | 45 | 1 | telnyx.com |
| 9102 | Verizon New England Inc | Boston, MA | Regional Bell Operating Company | 701 | — | verizon.com |
| 5562 | T-Mobile USA Inc | Dallas, TX | Personal Communications Service (Wireless) | 391 | — | metropcs.com |
| 829J | PAETEC iTel LLC | Charlotte, NC | IP-Enabled Service / VoIP | 360 | — | |
| 318J | Comcast IP Phone LLC | Philadelphia, PA | IP-Enabled Service / VoIP | 251 | — | comcast.com |
| 4016 | Level 3 Communications LLC - RI | Westminster, CO | Competitive Local Exchange Carrier | 168 | — | centurylink.com |
| 7229 | MCImetro Access Transmission Services LLC | Vienna, VA | Competitive Local Exchange Carrier | 97 | — | verizon.com |
| 939H | Commio LLC | Austin, TX | IP-Enabled Service / VoIP | 44 | — | commio.com |
| 363E | YMax Communications Corporation - RI | Palm Beach, FL | Competitive Local Exchange Carrier | 28 | — | ymaxcorp.com |
| 516J | Ton80 Communications LLC | Anderson, SC | IP-Enabled Service / VoIP | 27 | — | coretel.net |
| 508J | CenturyLink Communications LLC | Littleton, CO | IP-Enabled Service / VoIP | 26 | — | centurylink.com |
| MULT | Multiple OCN Listing | Administrative / Reserved | 15 | — | ||
| 197D | Vonage America LLC | Holmdel, NJ | IP-Enabled Service / VoIP | 6 | — | vonage.com |
| 732J | NUSO LLC | University City, MO | IP-Enabled Service / VoIP | 6 | — | brightlink.com |
| 836C | Intrado Communications LLC | Bedminster, NJ | Competitive Local Exchange Carrier | 5 | — | |
| 6630 | Spok Inc | Plano, TX | Wireless Carrier | 4 | — | spok.com |
| 7421 | AT&T Local | Bedminster, NJ | Competitive Local Exchange Carrier | 4 | — | att.com |
| 965H | Fractel LLC | Indialantic, FL | IP-Enabled Service / VoIP | 4 | — | fractel.net |
| 114J | Exiant Communications LLC | Eldersburg, MD | IP-Enabled Service / VoIP | 2 | — | exiantcom.com |
| 343H | Wide Voice LLC - RI | Las Vegas, NV | Competitive Local Exchange Carrier | 2 | — | widevoice.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 |
| 507H | Airus Inc - RI | Chicago, IL | Competitive Local Exchange Carrier | 2 | — | airustel.com |
| 507J | The Voice Application Network LLC | El Segundo, CA | IP-Enabled Service / VoIP | 2 | — | widevoice.com |
| 515J | IP Horizon LLC | Orlando, FL | IP-Enabled Service / VoIP | 1 | — | |
| 9748 | American Messaging Services LLC | Lewisville, TX | Wireless Carrier | 1 | — | americanmessaging.net |