| DENMARK | LITHUANIA | NORWAY | ||
| Aarhus | Gargždai | Bergen | ||
| Aalborg | Kaunas | Kristiansand | ||
| Guldborgsund | Klaipėda | |||
| Kolding | Palanga | RUSSIA | ||
| Køge | Panevėžys | Kaliningrad | ||
| Næstved | Siauliai | St Petersburg | ||
| Vordingborg | Vilnius | |||
| SWEDEN | ||||
| ESTONIA | POLAND | Botkyrka | ||
| Elva | Chojnice | Halmstad | ||
| Haapsalu | Elbląg | Kalmar | ||
| Jõgeva | Gdańsk | Karlskrona | ||
| Jõhvi | Gdynia | Karlstad | ||
| Kärdla | Koszalin | Kristianstad | ||
| Kuressaare | Łeba | Malmö | ||
| Narva | Malbork | Örebro | ||
| Pärnu | Międzyzdroje | Tierp | ||
| Paide | Pruszcz Gd. | Trelleborg | ||
| Rakvere | Słupsk | Umeå | ||
| Tallinn | Sopot | Växjö | ||
| Tartu | Szczecin | |||
| Viljandi | Ustka | LATVIA | ||
| Võru | Cēsis | |||
| GERMANY | Jēlgava | |||
| FINLAND | Greifswald | Jēkabpils | ||
| Espoo | Kiel | Jūrmala | ||
| Helsinki | Lübeck | Liepāja | ||
| Jyväskylä | Rostock | Riga | ||
| Lahti | Wismar | Tukums | ||
| Kemi | ||||
| Kotka | Porvoo | Pori | ||
| Mariehamn | Tampere | Vaasa |
This Calendar does not make a claim to be complete and all information included is a subject to alteration.