List of the top 20 organizations with the largest IP allocations in Canada
| Rank | Name | IPv4 addresses | IPv6 /64 networks | AS numbers | Prefixes |
|---|---|---|---|---|---|
| Shaw Communications Inc. | 14,524,672 | 1.25 x 236 | 2 | 3,751 | |
| Rogers Communications Canada Inc. | 10,008,320 | 1.52 x 236 | 9 | 1,789 | |
| Bell Canada | 9,983,232 | 1.14 x 234 | 8 | 1,663 | |
| 4 | Videotron Ltee | 5,401,600 | 1.13 x 236 | 6 | 567 |
| 5 | TELUS Communications Inc. | 4,902,912 | 1.01 x 234 | 7 | 1,043 |
| 6 | Reseau d'Informations Scientifiques du Quebec (RISQ Inc.) | 1,825,280 | 232 | 1 | 276 |
| 7 | Shared Services Canada | 1,471,680 | 233 | 13 | 371 |
| 8 | GONET | 1,038,848 | 0 | 30 | 89 |
| 9 | Province of British Columbia | 921,344 | 0 | 1 | 27 |
| 10 | Cogeco Connexion Inc. | 876,288 | 233 | 2 | 44 |
| 11 | TekSavvy Solutions, Inc. | 846,848 | 233 | 1 | 88 |
| 12 | Aptum Technologies | 684,729 | 1.88 x 228 | 1 | 632 |
| 13 | EastLink | 622,080 | 1.02 x 234 | 1 | 113 |
| 14 | Primus Telecommunications Canada Inc. | 581,888 | 0 | 1 | 370 |
| 15 | Saskatchewan Telecommunications | 549,376 | 232 | 2 | 105 |
| 16 | University of Toronto | 531,968 | 240 | 1 | 19 |
| 17 | EBOX | 473,088 | 1.07 x 236 | 1 | 151 |
| 18 | BCnet | 449,536 | 1.03 x 232 | 1 | 100 |
| 19 | Xplore Inc. | 429,312 | 1.64 x 235 | 6 | 274 |
| 20 | Cogeco Connexion inc | 417,280 | 234 | 1 | 87 |