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 |
|---|---|---|---|---|
| AS12257 | Other Business | 67 | 5 | Dell, Inc. |
| AS26380 | Other Business | 67 | 4 | MasterCard Technologies LLC |
| AS10430 | ISP & Mobile | 67 | 1 | Washington State K-20 Telecommunications Network |
| AS25934 | ISP & Mobile | 67 | 1 | Syniverse Technologies, LLC |
| AS2688 | ISP & Mobile | 67 | 1 | AT&T Enterprises, LLC |
| AS40317 | ISP & Mobile | 67 | 1 | Peoples Communications Inc. |
| AS398478 | Other Business | 67 | 0 | PEG TECH INC |
| AS11734 | Hosting Provider | 66 | 7 | Connectria |
| AS396362 | Hosting Provider | 66 | 5 | Leaseweb USA, Inc. |
| AS14717 | Other Business | 66 | 2 | EZE Castle Integration Inc. |
| AS1706 | Education | 66 | 1 | The University of Arizona |
| AS6300 | ISP & Mobile | 66 | 1 | Fidium |
| AS14230 | Hosting Provider | 65 | 16 | ARK Data Centers LLC |
| AS396073 | Other Business | 65 | 5 | Majestic Hosting Solutions, LLC |
| AS7226 | Other Business | 65 | 2 | Latisys-Denver, LLC |
| AS19994 | Hosting Provider | 65 | 1 | Rackspace Hosting |
| AS39948 | ISP & Mobile | 65 | 0 | Wi-Fiber, Inc. |
| AS6419 | Other Business | 65 | 0 | IDD Enterprises, LP |
| AS395973 | Hosting Provider | 64 | 73 | Google LLC |
| AS32624 | ISP & Mobile | 64 | 16 | TELSTAR1 INTERNET SERVICES |
| AS3801 | Other Business | 64 | 2 | Mikrotec Internet Services |
| AS70 | Government | 64 | 2 | National Library of Medicine |
| AS11398 | ISP & Mobile | 64 | 0 | CenturyLink Communications, LLC |
| AS14782 | Other Business | 64 | 0 | MailChimp |
| AS30497 | ISP & Mobile | 64 | 0 | Global Telecom Brokers |
| AS54119 | ISP & Mobile | 64 | 0 | WhiteSky Communications, LLC. |
| AS62651 | Other Business | 63 | 56 | Strong Technology, LLC. |
| AS21777 | ISP & Mobile | 63 | 7 | Massive Networks, Inc. |
| AS15153 | Other Business | 63 | 1 | StarVision, Inc. |
| AS16628 | Hosting Provider | 63 | 1 | DedFiberCo |
| AS23316 | ISP & Mobile | 63 | 1 | Bel Air Internet, LLC |
| AS337 | Government | 63 | 1 | United States Department of Defense (DoD) |
| AS393397 | Other Business | 63 | 1 | Lake Region Electric Cooperative, Inc |
| AS571 | Government | 63 | 1 | United States Department of Defense (DoD) |
| AS27229 | Other Business | 63 | 0 | Webhosting.Net, Inc. |
| AS29951 | Hosting Provider | 63 | 0 | Syptec |
| AS4314 | ISP & Mobile | 63 | 0 | Vexus Fiber |
| AS4913 | ISP & Mobile | 63 | 0 | Speedcast Communications, Inc |
| AS55044 | ISP & Mobile | 63 | 0 | LR Communications, Inc. |
| AS2734 | Hosting Provider | 62 | 21 | CoreSite |
| AS398991 | Other Business | 62 | 6 | X99 |
| AS21554 | Hosting Provider | 62 | 2 | Wisconsin CyberLynk Network, Inc. |
| AS394437 | ISP & Mobile | 62 | 1 | PS Lightwave |
| AS12007 | Other Business | 62 | 0 | Raytheon Company |
| AS209697 | Other Business | 62 | 0 | Parker Broadband LLC |
| AS2559 | Other Business | 62 | 0 | VISA INTERNATIONAL SERVICE ASSOCIATION |
| AS64200 | Hosting Provider | 62 | 0 | VIVID-HOSTING LLC |
| AS36492 | Hosting Provider | 61 | 87 | Google, LLC |
| AS26801 | ISP & Mobile | 61 | 5 | Zito Media, L.P. |
| AS14114 | Other Business | 61 | 1 | SAP America Inc. |
| AS23154 | Other Business | 61 | 0 | Sanmina-SCI Corporation |
| AS40410 | Other Business | 61 | 0 | FRIT |
| AS7939 | Education | 61 | 0 | University of Central Florida |
| AS55039 | ISP & Mobile | 60 | 16 | Fatbeam, LLC |
| AS21889 | ISP & Mobile | 60 | 13 | Rapid Systems Corporation |
| AS16713 | ISP & Mobile | 60 | 5 | Northwest Open Access Network |
| AS30238 | Other Business | 60 | 4 | Cisco Systems Ironport Division |
| AS23118 | ISP & Mobile | 60 | 1 | Skyline Telephone |
| AS53264 | Hosting Provider | 60 | 1 | SBA Edge, LLC |
| AS10615 | Other Business | 60 | 0 | UBS AG |
| AS11668 | ISP & Mobile | 60 | 0 | WEST COAST INTERNET INCORPORATED |
| AS46433 | Hosting Provider | 60 | 0 | EBOUNDHOST.com |
| AS46892 | Other Business | 60 | 0 | Winnebago Cooperative Telecom Association |
| AS33651 | ISP & Mobile | 59 | 196 | Comcast Cable Communications, LLC |
| AS36223 | ISP & Mobile | 59 | 9 | Spanish Fork City |
| AS11123 | ISP & Mobile | 59 | 7 | Ultimate Internet Access, Inc |
| AS14576 | Hosting Provider | 59 | 6 | Hosting Solution Ltd. |
| AS1649 | Other Business | 59 | 1 | Headquarters, USAISC |
| AS362 | Government | 59 | 1 | United States Department of Defense (DoD) |
| AS16799 | Other Business | 59 | 0 | Kinecta Federal Credit Union |
| AS19510 | Other Business | 59 | 0 | HUMANA |
| AS19955 | ISP & Mobile | 59 | 0 | Pineland Telephone Cooperative, Inc. |
| AS23024 | Education | 59 | 0 | Orange County Department of Education |
| AS27047 | Government | 59 | 0 | United States Department of Defense (DoD) |
| AS54179 | Government | 59 | 0 | Ventura County Office of Education |
| AS64249 | Hosting Provider | 58 | 5 | Charles River Operation |
| AS13789 | Other Business | 58 | 1 | Unitas Global |
| AS396443 | ISP & Mobile | 58 | 1 | Western Iowa Networks |
| AS11857 | Other Business | 58 | 0 | Money Services, Inc. |
| AS19793 | Other Business | 58 | 0 | Linivo LLC |
| AS5180 | Government | 58 | 0 | United States Department of Defense (DoD) |
| AS54252 | Hosting Provider | 58 | 0 | Sprious LLC |
| AS6949 | Other Business | 58 | 0 | Charles Schwab & Co., Inc. |
| AS33544 | ISP & Mobile | 57 | 12 | WiLine Networks Inc. |
| AS14315 | Hosting Provider | 57 | 9 | 1GSERVERS, LLC |
| AS36295 | ISP & Mobile | 57 | 9 | Florida High Speed Internet |
| AS10352 | ISP & Mobile | 57 | 1 | Solarus |
| AS11516 | Education | 57 | 0 | Eastern Suffolk BOCES |
| AS12217 | Other Business | 57 | 0 | UNITED PARCEL SERVICE |
| AS135402 | Hosting Provider | 57 | 0 | Wired ISP Inc. |
| AS6041 | Government | 57 | 0 | United States Department of Defense (DoD) |
| AS30081 | Hosting Provider | 56 | 44 | CacheFly |
| AS27142 | Government | 56 | 3 | United States Department of Defense (DoD) |
| AS5307 | Government | 56 | 1 | United States Department of Defense (DoD) |
| AS7488 | Hosting Provider | 56 | 1 | CNServer LLC |
| AS11138 | ISP & Mobile | 56 | 0 | BEK Communications Cooperative |
| AS16811 | ISP & Mobile | 56 | 0 | SageNet LLC |
| AS204765 | Other Business | 56 | 0 | PG8 Global LLC |
| AS32701 | Other Business | 56 | 0 | The Vanguard Group, Inc. |
| AS6389 | ISP & Mobile | 56 | 0 | AT&T Enterprises, LLC |