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 | 10,059,264 | 1.01 x 243 | 4 | 118 | |
| Netia SA | 1,946,970 | 1.05 x 234 | 2 | 205 | |
| Polkomtel Sp. z o.o. | 1,432,320 | 1.06 x 236 | 3 | 38 | |
| 4 | T-Mobile Polska S.A. | 1,276,416 | 1.13 x 235 | 2 | 57 |
| 5 | P4 Sp. z o.o. | 713,984 | 232 | 3 | 28 |
| 6 | Multimedia Polska Sp. z o.o. | 634,112 | 0 | 1 | 43 |
| 7 | VECTRA S.A. | 551,424 | 232 | 1 | 117 |
| 8 | NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA INSTYTUT BADAWCZY | 462,849 | 1.13 x 234 | 7 | 33 |
| 9 | Toya sp.z.o.o | 300,544 | 235 | 4 | 17 |
| 10 | TK Telekom sp. z o.o. | 245,760 | 232 | 1 | 6 |
| 11 | Exatel S.A. | 243,722 | 232 | 1 | 31 |
| 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 | Nazwa.pl Sp.z.o.o. | 198,656 | 232 | 1 | 65 |
| 15 | INEA sp. z o.o. | 186,368 | 1.5 x 233 | 3 | 30 |
| 16 | Centrum Przetwarzania Danych Ministerstwa Finansow | 164,864 | 0 | 1 | 11 |
| 17 | Academic Computer Centre CYFRONET AGH | 134,144 | 1.25 x 235 | 2 | 13 |
| 18 | Cyber_Folks S.A. | 130,816 | 233 | 7 | 55 |
| 19 | DOLSAT sp. z o.o. | 130,304 | 0 | 1 | 254 |
| 20 | 3S S.A. | 115,474 | 233 | 3 | 77 |