List of the top 20 organizations with the largest IP allocations in Puerto Rico
| Rank | Name | IPv4 addresses | IPv6 /64 networks | AS numbers | Prefixes |
|---|---|---|---|---|---|
| DATACOM CARIBE, INC. | 483,584 | 1.13 x 231 | 1 | 146 | |
| University of Puerto Rico | 119,040 | 232 | 1 | 200 | |
| Liberty Mobile Puerto Rico Inc. | 114,944 | 232 | 1 | 45 | |
| 4 | Puerto Rico Medical Services Administration | 67,584 | 0 | 1 | 9 |
| 5 | Interamerican University of Puerto Rico | 65,792 | 0 | 1 | 2 |
| 6 | Aeronet Wireless | 41,216 | 1.5 x 232 | 1 | 94 |
| 7 | OSNET Wireless | 40,448 | 232 | 3 | 43 |
| 8 | Critical Hub Networks | 31,232 | 232 | 1 | 9 |
| 9 | Nustream Communications | 30,720 | 0 | 1 | 49 |
| 10 | WorldNet Telecommunications, Inc. | 25,088 | 232 | 1 | 22 |
| 11 | DM Wireless LLC | 18,432 | 232 | 1 | 64 |
| 12 | Office of Management and Budget | 16,384 | 0 | 1 | 33 |
| 13 | Neptuno Media, Inc. | 9,472 | 232 | 1 | 9 |
| 14 | WorldNet Telecommunications, LLC | 8,448 | 0 | 1 | 33 |
| 15 | Puerto Rico Webmasters | 7,168 | 228 | 1 | 19 |
| 16 | Optivon, Inc. | 6,656 | 0 | 1 | 5 |
| 17 | VPNET INC | 5,632 | 228 | 1 | 13 |
| 18 | FiberX | 4,864 | 1.06 x 232 | 2 | 7 |
| 19 | SpeedyNet | 4,352 | 232 | 1 | 15 |
| 20 | Fuse Telecom LLC | 4,096 | 232 | 1 | 7 |