Top 20 organizations with the largest IP allocations in United States
Top 20 organizations with the largest IP allocations
| Rank | Name | IPv4 addresses | IPv6 /64 networks | AS numbers | Prefixes |
|---|---|---|---|---|---|
| AT&T Services, Inc. | 101,379,329 | 1.06 x 241 | 9 | 2,069 | |
| DoD Network Information Center | 98,030,592 | 232 | 199 | 7,957 | |
| Comcast Cable Communications, LLC | 76,508,310 | 1.13 x 248 | 39 | 735 | |
| 4 | Level 3 Communications, Inc. | 74,286,984 | 1.62 x 239 | 12 | 3,910 |
| 5 | MCI Communications Services, Inc. d/b/a Verizon Business | 61,123,904 | 1.28 x 240 | 37 | 3,652 |
| 6 | Apple Inc. | 50,201,600 | 1.02 x 234 | 3 | 1,097 |
| 7 | Cellco Partnership DBA Verizon Wireless | 45,021,184 | 1.32 x 237 | 4 | 2,002 |
| 8 | CenturyLink Communications, LLC | 44,786,097 | 1.05 x 240 | 42 | 5,523 |
| 9 | Amazon.com, Inc. | 43,494,656 | 1.09 x 235 | 3 | 4,525 |
| 10 | Charter Communications Inc | 38,717,440 | 1.6 x 236 | 15 | 2,041 |
| 11 | Cox Communications Inc. | 33,034,240 | 1.8 x 236 | 1 | 4,539 |
| 12 | Cogent Communications | 29,607,424 | 1.11 x 238 | 3 | 3,948 |
| 13 | Eli Lilly and Company | 25,095,936 | 0 | 1 | 191 |
| 14 | Microsoft Corporation | 24,627,456 | 1.05 x 239 | 13 | 351 |
| 15 | Sprint | 19,821,292 | 1.44 x 238 | 5 | 468 |
| 16 | AT&T Global Network Services, LLC | 19,563,520 | 234 | 4 | 470 |
| 17 | Akamai Technologies, Inc. | 19,010,064 | 1.13 x 240 | 11 | 4,056 |
| 18 | Google LLC | 15,855,648 | 1.38 x 236 | 7 | 703 |
| 19 | Frontier Communications of America, Inc. | 15,510,016 | 1.02 x 234 | 6 | 2,718 |
| 20 | AT&T Corp. | 14,969,856 | 1.55 x 229 | 35 | 2,000 |
