| Baltic Pipe Project | Norway, Denmark, Sweden, Poland | Operating | Owner | — | 613 | 10 |
| Baltic Pipe Project | Poland | Operating | Owner | 100% | 122 | — |
| Baltic Pipe Project | Poland | Operating | Owner | 100% | 69 | — |
| Bonikowo–Lwowek Gas Pipeline | Poland | Operating | Owner | 100% | 156 | — |
| Britannia–St. Fergus Pipeline | United Kingdom | Operating | Owner | 100% | 185 | — |
| Czech-Polish Interconnector Gas Pipeline (CPI) | Czechia, Poland | Proposed | Owner | — | 207 | — |
| Czeszów-Kiełczów Gas Pipeline | Poland | Operating | Owner | 100% | 33 | — |
| Gas Interconnection Poland-Lithuania | Poland, Lithuania | Operating | Owner | — | 508 | 2.4 |
| Goleniow–Gdynia Gas Pipeline | Poland | Operating | Owner | 100% | 278 | — |
| Goleniów–Płoty Gas Pipeline | Poland | Operating | Owner | 100% | 42 | — |
| Goleniow–Szczecin Gas Pipeline | Poland | Operating | Owner | 100% | 31 | — |
| Gustorzyn-Wronów Gas Pipeline | Poland | Operating | Owner | 100% | 308 | — |
| Hermanowice-Jaroslaw Pipeline | Poland | Proposed | Owner | 100% | 39 | — |
| Hermanowice-Strachocina Pipeline | Poland | Operating | Owner | 100% | 72 | — |
| Holowczyce–Pulawy Gas Pipeline | Poland | Operating | Owner | 100% | 133 | — |
| Jaroslaw-Rozwadów Pipeline | Poland | Proposed | Owner | 100% | 60 | — |
| Kędzierzyn-Racibórz Gas Pipeline | Poland | Operating | Owner | 100% | 37 | — |
| Kobryn-Brest-Warsaw Gas Pipeline | Belarus, Poland | Operating | Owner | — | 263 | 10 |
| Lasow–Odolanow Gas Pipeline | Poland | Operating | Owner | 100% | 235 | — |
| Lewin Brzeski-Nysa Pipeline | Poland | Proposed | Owner | 100% | 38 | — |
| Lwówek-Odlonów Gas Pipeline | Poland | Operating | Owner | 100% | 168 | — |
| Mellitah-Gábes Pipeline | Libya, Tunisia | Cancelled | Owner | 100% | 275 | 1.98 |
| Odolanow-Latynia Gas Pipeline | Poland | Operating | Owner | 100% | 113 | — |
| Odolanow–Husow Gas Pipeline | Poland | Operating | Owner | 100% | 411 | — |
| Oświęcim-Tworzen Gas Pipeline | Poland | Operating | Owner | 100% | 44 | — |
| Oswiecim–Pogorska Wola Gas Pipeline | Poland | Operating | Owner | 100% | 147 | — |
| Pelczyce-Poznan Gas Pipeline | Poland | Operating | Owner | 100% | 211 | — |
| Pogórska-Wola-Tworzen Gas Pipeline | Poland | Operating | Owner | 100% | 168 | — |
| Poland-Slovakia Gas Pipeline | Poland, Slovakia | Operating | Owner | 100% | 165 | 5.7 |
| Poland-Ukraine Interconnector Gas Pipeline | Poland, Ukraine | Cancelled | Owner | — | 110 | 8 |
| Poznan-Krobia Gas Pipeline | Poland | Operating | Owner | 100% | 78 | — |
| Racibórz–Oświęcim Gas Pipeline | Poland | Under construction | Owner | 100% | 116 | — |
| Rembelszczyzna-Mory Gas Pipeline | Poland | Operating | Owner | 100% | 29 | 0 |
| Rembelszczyzna-Wronów Gas Pipeline | Poland | Proposed | Owner | 100% | 135 | — |
| Rozwadów-Końskowola-Wronów Pipeline | Poland | Proposed | Owner | 100% | 120 | — |
| Rozwadów-Strachocina Gas Pipeline | Poland | Proposed | Owner | 100% | 160 | — |
| Skoczów-Komorowice-Oświęcim Gas Pipeline | Poland | Proposed | Owner | 100% | 58 | — |
| Stalowa Wola-Pogorska Wola Gas Pipeline | Poland | Operating | Owner | 100% | 142 | — |
| Strachocina-Pogórska-Wola Gas Pipeline | Poland | Operating | Owner | 100% | 97 | — |
| Swinoujscie–Goleniow Gas Pipeline | Poland | Operating | Owner | 100% | 60 | — |
| Szczecin - Lwówek to Dolna Odra Gas Pipeline | Poland | Operating | Owner | 100% | 63 | — |
| Tworóg-Tworzen Gas Pipeline | Poland | Operating | Owner | 100% | 55 | — |
| Tworórog-Kędzierzyn Gas Pipeline | Poland | Operating | Owner | 100% | 43 | — |
| Tworzen–Cieszyn Gas Pipeline | Poland | Operating | Owner | 100% | 92 | — |
| Wloclawek–Gdynia Gas Pipeline | Poland | Operating | Owner | 100% | 200 | — |
| Wloclawek–Odolanow Gas Pipeline | Poland | Operating | Owner | 100% | 166 | — |
| Wloclawek–Rembelszczyzna Gas Pipeline | Poland | Operating | Owner | 100% | 150 | — |
| Wronow–Husow Gas Pipeline | Poland | Operating | Owner | 100% | 181 | — |
| Wronow–Jaroslaw Gas Pipeline | Poland | Operating | Owner | 100% | 30 | — |
| Zdzieszowice-Wrocław Gas Pipeline | Poland | Operating | Owner | 100% | 130 | — |