Division (Interreg V-B) BALTIC SEA
United Kingdom
| DK01 | Hovedstaden |
| DK02 | Sjælland |
| DK03 | Syddanmark |
| DK04 | Midtjylland |
| DK05 | Nordjylland |
| DE30 | Berlin |
| DE40 | Brandenburg |
| DE50 | Bremen |
| DE60 | Hamburg |
| DE80 | Mecklenburg-Vorpommern |
| DE93 | Lüneburg |
| DEF0 | Schleswig-Holstein |
| EE00 | Eesti |
| LV00 | Latvija |
| LT00 | Lietuva |
| PL11 | Łódzkie |
| PL12 | Mazowieckie |
| PL21 | Małopolskie |
| PL22 | Śląskie |
| PL31 | Lubelskie |
| PL32 | Podkarpackie |
| PL33 | Świętokrzyskie |
| PL34 | Podlaskie |
| PL41 | Wielkopolskie |
| PL42 | Zachodniopomorskie |
| PL43 | Lubuskie |
| PL51 | Dolnośląskie |
| PL52 | Opolskie |
| PL61 | Kujawsko-Pomorskie |
| PL62 | Warmińsko-Mazurskie |
| PL63 | Pomorskie |
| FI19 | Länsi-Suomi |
| FI1B | Helsinki-Uusimaa |
| FI1C | Etelä-Suomi |
| FI1D | Pohjois- ja Itä-Suomi |
| FI20 | Åland |
| SE11 | Stockholm |
| SE12 | Östra Mellansverige |
| SE21 | Småland med öarna |
| SE22 | Sydsverige |
| SE23 | Västsverige |
| SE31 | Norra Mellansverige |
| SE32 | Mellersta Norrland |
| SE33 | Övre Norrland |
The following third countries or parts thereof are only listed for information purposes:
| BY | Belarus |
| NO | Norway |
| RU | Arkhangelskaya Oblast |
| RU | Kaliningradskaya Oblast |
| RU | Karelya Republik |
| RU | Komi Republik |
| RU | Leningradskaya Oblast |
| RU | Murmanskaya Oblast |
| RU | Nenetskiy Okrug |
| RU | Novgorodskaya Oblast |
| RU | Pskovskaya Oblast |
| RU | Sankt-Petersburg |
| RU | Vologda Oblast |