A list of all United States ASNs including hosting providers, ISPs, and businesses with announced IPv4 and IPv6 prefixes.
| ASN | Type | IPv4 Routes | IPv6 Routes | Company |
|---|---|---|---|---|
| AS399244 | Hosting Provider | 23 | 3 | AME Hosting LLC |
| AS5693 | Other Business | 23 | 3 | Latisys-Irvine, LLC |
| AS11722 | ISP & Mobile | 23 | 2 | Westelcom Internet, Inc. |
| AS21527 | ISP & Mobile | 23 | 2 | Daystarr Communications |
| AS32458 | ISP & Mobile | 23 | 2 | IND. CO. CABLE TV, INC. |
| AS4155 | Government | 23 | 2 | USDA |
| AS62809 | ISP & Mobile | 23 | 2 | VOLT BROADBAND |
| AS13791 | Other Business | 23 | 1 | Unitas Global |
| AS14492 | Hosting Provider | 23 | 1 | DataPipe, Inc. |
| AS17012 | Other Business | 23 | 1 | PayPal, Inc. |
| AS18712 | ISP & Mobile | 23 | 1 | Everfast Fiber Networks LLC |
| AS19024 | Other Business | 23 | 1 | Unitas Global |
| AS22079 | ISP & Mobile | 23 | 1 | Alaska Power & Telephone Company |
| AS22413 | ISP & Mobile | 23 | 1 | empower, Delivered by Craighead Electric |
| AS23546 | Other Business | 23 | 1 | Delcom, Inc. |
| AS25875 | Other Business | 23 | 1 | FriendFinder Networks Inc |
| AS26848 | Other Business | 23 | 1 | Principal Financial Group, Inc. |
| AS394868 | ISP & Mobile | 23 | 1 | Loop Internet |
| AS399861 | ISP & Mobile | 23 | 1 | Mobite Network LLC |
| AS53407 | ISP & Mobile | 23 | 1 | UTOPIA |
| AS989 | Hosting Provider | 23 | 1 | ASPnix |
| AS11286 | Other Business | 23 | 0 | KeyBank National Association |
| AS11396 | Other Business | 23 | 0 | Williams Information Technology LLC |
| AS11590 | ISP & Mobile | 23 | 0 | Cumberland Technologies International |
| AS11766 | Other Business | 23 | 0 | Meriplex Communications, Ltd. |
| AS11994 | ISP & Mobile | 23 | 0 | Cruzio |
| AS13446 | ISP & Mobile | 23 | 0 | Netzero,INC. |
| AS13782 | Other Business | 23 | 0 | The First American Financial Corporation |
| AS1554 | Government | 23 | 0 | United States Department of Defense (DoD) |
| AS16698 | Other Business | 23 | 0 | NP Tech |
| AS1696 | Other Business | 23 | 0 | Citigroup Inc. |
| AS17064 | ISP & Mobile | 23 | 0 | TISD, Inc. |
| AS20347 | Other Business | 23 | 0 | Nvidia Corporation |
| AS22252 | Government | 23 | 0 | The City of New York |
| AS2631 | Other Business | 23 | 0 | Discovery Communications |
| AS26381 | Other Business | 23 | 0 | HSBC Technology & Services (USA) Inc |
| AS27229 | Other Business | 23 | 0 | Webhosting.Net, Inc. |
| AS27336 | Other Business | 23 | 0 | Sentara Healthcare |
| AS32308 | Other Business | 23 | 0 | 8x8, Inc. |
| AS3479 | Education | 23 | 0 | Board of Regents of the University System of Georgia |
| AS3791 | Other Business | 23 | 0 | Ascension Technologies |
| AS393750 | Education | 23 | 0 | Truman State University |
| AS46790 | Other Business | 23 | 0 | Providence Health & Services |
| AS53586 | ISP & Mobile | 23 | 0 | Wittenberg Telephone Company |
| AS55290 | Other Business | 23 | 0 | Depository Trust & Clearing Corporation |
| AS7105 | Other Business | 23 | 0 | Dow Jones & Company, Inc. |
| AS7321 | ISP & Mobile | 23 | 0 | LocalNet Corporation |
| AS7786 | Hosting Provider | 23 | 0 | NeuStar, Inc. |
| AS8119 | Other Business | 23 | 0 | Data Transmission Network Corporation |
| AS20214 | ISP & Mobile | 22 | 100 | Comcast Cable Communications, LLC |
| AS11796 | ISP & Mobile | 22 | 25 | Airstream Communications, LLC |
| AS16740 | Other Business | 22 | 22 | DOXX.NET CORPORATION |
| AS22302 | Hosting Provider | 22 | 11 | INOC, LLC |
| AS11840 | Other Business | 22 | 10 | VeriSign Infrastructure & Operations |
| AS397068 | ISP & Mobile | 22 | 10 | CarolinaConnect Cooperative |
| AS27539 | ISP & Mobile | 22 | 8 | West River Telecommunications Cooperative |
| AS40092 | Hosting Provider | 22 | 6 | HostPapa |
| AS22216 | Other Business | 22 | 3 | Siemens Corporation |
| AS14325 | ISP & Mobile | 22 | 2 | OSHEAN, Inc. |
| AS19738 | Other Business | 22 | 2 | Assurant, Inc. |
| AS21788 | ISP & Mobile | 22 | 2 | HIPOINT TECHNOLOGY SERVICES, INC. |
| AS25993 | ISP & Mobile | 22 | 2 | AT&T Enterprises, LLC |
| AS27195 | Other Business | 22 | 2 | EPIC Alliance, Inc. |
| AS46378 | Hosting Provider | 22 | 2 | FSX HOLDINGS, LLC |
| AS12183 | ISP & Mobile | 22 | 1 | Talkie Communications, Inc |
| AS22792 | Other Business | 22 | 1 | MOUNTAINET |
| AS25660 | ISP & Mobile | 22 | 1 | Fidium |
| AS26328 | Other Business | 22 | 1 | Blast Communications Inc. |
| AS26512 | Other Business | 22 | 1 | Single Point Global, Inc. |
| AS26809 | Government | 22 | 1 | Scottsboro Electric Power Board |
| AS26827 | ISP & Mobile | 22 | 1 | EPB Fiber Optics |
| AS33084 | Government | 22 | 1 | DC-Net |
| AS393796 | ISP & Mobile | 22 | 1 | Golden Belt Telephone |
| AS400072 | Other Business | 22 | 1 | THUNDERBOX INC |
| AS4307 | ISP & Mobile | 22 | 1 | SOUTH VALLEY INTERNET |
| AS4459 | Hosting Provider | 22 | 1 | KDDI America Inc. |
| AS54723 | ISP & Mobile | 22 | 1 | Midwest Data Center, Inc. |
| AS10857 | Other Business | 22 | 0 | JCPenney |
| AS11941 | Other Business | 22 | 0 | Pillsbury Madison & Sutro, Inc. |
| AS1415 | Other Business | 22 | 0 | Christus Health |
| AS14609 | Hosting Provider | 22 | 0 | Equinix, Inc. |
| AS15212 | ISP & Mobile | 22 | 0 | C Spire |
| AS16477 | Other Business | 22 | 0 | Nielsen Consumer LLC |
| AS17133 | ISP & Mobile | 22 | 0 | T-Mobile USA, Inc. |
| AS17158 | Other Business | 22 | 0 | Datto, LLC |
| AS17350 | Other Business | 22 | 0 | Moody's Corp. |
| AS18723 | Other Business | 22 | 0 | Seagate Technology LLC |
| AS19443 | Other Business | 22 | 0 | Staples, Inc |
| AS198487 | Education | 22 | 0 | Grid Computing LLC |
| AS20474 | ISP & Mobile | 22 | 0 | NCI Data.com, Inc. |
| AS20477 | ISP & Mobile | 22 | 0 | Randolph Telephone Company |
| AS21734 | Other Business | 22 | 0 | Trading Technologies Intl, Inc. |
| AS21965 | Other Business | 22 | 0 | Highmark Inc |
| AS22065 | Other Business | 22 | 0 | LPL Financial |
| AS22311 | Other Business | 22 | 0 | FAIRNET LLC |
| AS2544 | Government | 22 | 0 | King County Gov |
| AS25653 | Other Business | 22 | 0 | FortressITX |
| AS26637 | Other Business | 22 | 0 | Apeiron |
| AS26662 | Other Business | 22 | 0 | XEROX CORPORATION |
| AS2727 | ISP & Mobile | 22 | 0 | Electric Plant Board of the City of Glasgow, Kentucky |