List of the top 20 organizations with the largest IP allocations in Poland
| Rank | Name | IPv4 addresses | IPv6 /64 networks | AS numbers | Prefixes |
|---|---|---|---|---|---|
| Orange Polska Spolka Akcyjna | 8,495,616 | 1.01 x 243 | 5 | 97 | |
| Netia SA | 1,958,494 | 1.05 x 234 | 2 | 209 | |
| Polkomtel Sp. z o.o. | 1,350,400 | 1.06 x 236 | 3 | 32 | |
| 4 | T-Mobile Polska S.A. | 1,341,696 | 1.13 x 235 | 2 | 55 |
| 5 | P4 Sp. z o.o. | 830,464 | 234 | 6 | 93 |
| 6 | Multimedia Polska Sp. z o.o. | 635,904 | 0 | 2 | 46 |
| 7 | VECTRA S.A. | 557,312 | 232 | 1 | 117 |
| 8 | NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA INSTYTUT BADAWCZY | 462,337 | 234 | 5 | 30 |
| 9 | Toya sp.z.o.o | 304,896 | 235 | 6 | 23 |
| 10 | TK Telekom sp. z o.o. | 245,760 | 232 | 1 | 6 |
| 11 | Exatel S.A. | 244,489 | 232 | 2 | 32 |
| 12 | Silesian University of Technology, Computer Centre | 211,712 | 235 | 3 | 27 |
| 13 | home.pl S.A. | 208,128 | 1.13 x 235 | 1 | 23 |
| 14 | INEA sp. z o.o. | 186,624 | 1.5 x 233 | 3 | 31 |
| 15 | Nazwa.pl Sp.z.o.o. | 167,424 | 232 | 1 | 64 |
| 16 | Cyber_Folks S.A. | 135,424 | 1.5 x 217 | 6 | 66 |
| 17 | Academic Computer Centre CYFRONET AGH | 134,144 | 1.25 x 235 | 2 | 13 |
| 18 | Centrum Przetwarzania Danych Ministerstwa Finansow | 132,096 | 0 | 1 | 10 |
| 19 | DOLSAT sp. z o.o. | 130,304 | 0 | 1 | 254 |
| 20 | Atman Sp. z o.o. | 101,504 | 1.13 x 235 | 6 | 124 |