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 |
|---|---|---|---|---|
| AS13737 | Hosting Provider | 42 | 21 | Interconnecx, LLC |
| AS395831 | Other Business | 42 | 10 | Meraki LLC |
| AS22191 | Government | 42 | 7 | Wilkes Communications, Inc. |
| AS10455 | Other Business | 42 | 6 | Nokia of America Corporation |
| AS36646 | Other Business | 42 | 6 | Yahoo Holdings Inc. |
| AS395354 | ISP & Mobile | 42 | 6 | Starry, Inc. |
| AS13415 | ISP & Mobile | 42 | 5 | FirstDigital Communications, LLC |
| AS16633 | Other Business | 42 | 3 | N-able Technologies, Inc. |
| AS20135 | Other Business | 42 | 3 | Millennium Telcom LLC |
| AS22843 | Other Business | 42 | 3 | Proofpoint, Inc. |
| AS16724 | ISP & Mobile | 42 | 1 | WideOpenWest Finance LLC |
| AS136209 | Other Business | 42 | 0 | CyberForest LLC. |
| AS18701 | Other Business | 42 | 0 | ConocoPhillips Company |
| AS19957 | ISP & Mobile | 42 | 0 | AT&T Enterprises, LLC |
| AS20258 | Other Business | 42 | 0 | Analog Devices, Inc. |
| AS21840 | Hosting Provider | 42 | 0 | WiredISP Inc. |
| AS22006 | Other Business | 42 | 0 | PRONSS |
| AS22702 | Other Business | 42 | 0 | RingSquared |
| AS394695 | Other Business | 42 | 0 | PDR |
| AS53316 | Other Business | 42 | 0 | CHEETAHMAIL |
| AS7054 | Other Business | 42 | 0 | Merck and Co., Inc. |
| AS7227 | Other Business | 42 | 0 | KPMG LLP |
| AS33652 | ISP & Mobile | 41 | 160 | Comcast Cable Communications, LLC |
| AS36530 | Other Business | 41 | 49 | IDC Cube |
| AS8068 | Hosting Provider | 41 | 33 | Microsoft Corporation |
| AS19679 | Other Business | 41 | 31 | Dropbox, Inc. |
| AS395301 | ISP & Mobile | 41 | 14 | Resound Networks, LLC |
| AS45250 | ISP & Mobile | 41 | 7 | Vocom International Telecommunication Inc. |
| AS13414 | Other Business | 41 | 3 | Twitter Inc. |
| AS5078 | Education | 41 | 2 | Oklahoma Network for Education Enrichment and |
| AS400136 | ISP & Mobile | 41 | 1 | Volt Broadband |
| AS6653 | ISP & Mobile | 41 | 1 | Vero Broadband |
| AS8057 | ISP & Mobile | 41 | 1 | Vision Net, Inc. |
| AS10991 | Other Business | 41 | 0 | Capgemini U.S. LLC |
| AS11313 | Other Business | 41 | 0 | Fannie Mae |
| AS13676 | ISP & Mobile | 41 | 0 | GoNetSpeed |
| AS19254 | Other Business | 41 | 0 | Koch Industries, Inc. |
| AS21595 | Other Business | 41 | 0 | Baxter Healthcare |
| AS396163 | Other Business | 41 | 0 | My Digital Shield, Inc. |
| AS397050 | ISP & Mobile | 41 | 0 | The Butler Rural Electric Cooperative Assn., Inc. |
| AS665 | Government | 41 | 0 | United States Department of Defense (DoD) |
| AS15204 | ISP & Mobile | 40 | 12 | INTERSTATE TELECOMMUNICATIONS COOPERATIVE, INC. |
| AS29990 | Other Business | 40 | 9 | Xandr Inc. |
| AS2572 | Education | 40 | 8 | University of Missouri - dba the Missouri Research and Education Network (MOREnet) |
| AS40714 | Other Business | 40 | 8 | SpaceX Services, Inc. |
| AS4 | Education | 40 | 7 | University of Southern California |
| AS40244 | Hosting Provider | 40 | 6 | Turnkey Internet Inc. |
| AS63410 | Hosting Provider | 40 | 5 | PrivateSystems Networks |
| AS35985 | ISP & Mobile | 40 | 4 | One Ring Networks, Inc. |
| AS14340 | Other Business | 40 | 3 | Salesforce.com, Inc. |
| AS18883 | Other Business | 40 | 2 | FiberNet Communications L.C. |
| AS394727 | Other Business | 40 | 2 | Nodisto IT, LLC |
| AS10912 | Other Business | 40 | 1 | Unitas Global |
| AS13333 | ISP & Mobile | 40 | 1 | Fidium |
| AS16567 | Other Business | 40 | 1 | Netrix LLC |
| AS32444 | ISP & Mobile | 40 | 1 | Anthem Broadband |
| AS394778 | ISP & Mobile | 40 | 1 | Northeast Missouri Rural Telephone Co. |
| AS19151 | ISP & Mobile | 40 | 0 | BroadbandONE, LLC |
| AS393856 | Government | 40 | 0 | City of Westfield (Gas & Electric Light Department) |
| AS395597 | Other Business | 40 | 0 | Apogee Telecom Inc. |
| AS399559 | Other Business | 40 | 0 | Alpine Communications L.C. |
| AS54607 | Other Business | 40 | 0 | Apogee Telecom Inc. |
| AS63062 | ISP & Mobile | 40 | 0 | Hughes Network Systems, LLC |
| AS8030 | ISP & Mobile | 40 | 0 | AT&T WorldNet |
| AS30133 | Other Business | 39 | 42 | Internet Systems Consortium, Inc. |
| AS53766 | Other Business | 39 | 21 | VMWare, LLC |
| AS32133 | ISP & Mobile | 39 | 16 | Ting Fiber Inc. |
| AS33588 | ISP & Mobile | 39 | 13 | Charter Communications LLC |
| AS46558 | Hosting Provider | 39 | 13 | Oracle Corporation |
| AS32806 | ISP & Mobile | 39 | 10 | MTNSAT Holdings LLC |
| AS32181 | Hosting Provider | 39 | 6 | GigeNET |
| AS19844 | Hosting Provider | 39 | 5 | SBA Edge, LLC |
| AS14381 | Other Business | 39 | 4 | Caterpillar, Inc. |
| AS25893 | Hosting Provider | 39 | 4 | Wattage Hosting, LLC |
| AS4226 | ISP & Mobile | 39 | 4 | Sumofiber |
| AS1421 | Hosting Provider | 39 | 3 | WANSecurity, Inc. |
| AS393775 | Hosting Provider | 39 | 2 | IP Pathways, LLC |
| AS152918 | Other Business | 39 | 1 | Liberally Network LLC |
| AS19331 | ISP & Mobile | 39 | 1 | Twin Lakes Telephone Cooperative Corporation |
| AS19628 | ISP & Mobile | 39 | 1 | Mahaska Communication Group, LLC |
| AS3136 | Government | 39 | 1 | State of WI Dept. of Administration |
| AS395876 | ISP & Mobile | 39 | 1 | Huxley Communications Cooperative |
| AS11003 | Other Business | 39 | 0 | The Procter and Gamble Company |
| AS17139 | Hosting Provider | 39 | 0 | Corporate Colocation Inc. |
| AS215731 | Other Business | 39 | 0 | Novus Labs Limited |
| AS26725 | ISP & Mobile | 39 | 0 | Liberty Communications |
| AS32083 | ISP & Mobile | 39 | 0 | Omnispring, LLC |
| AS32212 | ISP & Mobile | 39 | 0 | Sky Fiber Internet |
| AS394488 | Education | 39 | 0 | Bergen County Vocational Technical School District |
| AS400039 | Other Business | 39 | 0 | Wolverine Trading, LLC |
| AS4010 | Other Business | 39 | 0 | Headquarters, USAISC |
| AS6250 | Other Business | 39 | 0 | NeoNova Network Services, LLC |
| AS62887 | ISP & Mobile | 38 | 20 | WhiteSky Communications, LLC. |
| AS1767 | Education | 38 | 6 | Indiana Higher Education Telecommunication System (IHETS) |
| AS393336 | Hosting Provider | 38 | 6 | Catalyst Host LLC |
| AS393398 | Government | 38 | 6 | 1515 ROUNDTABLE DR PROPERTY, LLC |
| AS395567 | Hosting Provider | 38 | 6 | dcBLOX, Inc. |
| AS11096 | ISP & Mobile | 38 | 5 | FloridaNet |
| AS14244 | Hosting Provider | 38 | 3 | NSI Hosting |
| AS210329 | Hosting Provider | 38 | 2 | Kamatera Inc |