English Channel
- Caen is a city and a commune of northwestern France.
- Calais is a city in northern France.
- Cherbourg-Octeville is a city and commune in Normandy, north-west France.
- Dieppe is a town and commune in the Seine-Maritime département of Haute-Normandie (eastern Normandy), France.
- Dover is a major channel port in the English county of Kent.
- Le Havre is a city in Normandy, northern France, on the English Channel, at the mouth of the Seine.
- Portsmouth is a city located in the county of Hampshire on the southern coast of England.
- Plymouth is a city located in the county of Devon in the South West of England.
- Southampton is a city and major port situated on the south coast of England
Irish Sea
- Belfast is the second-largest city in Ireland.
- Cairnryan is a small Scottish village overlooking Loch Ryan and is notable today for its large modern ferry port, operated by P&O, which links Scotland with Larne in Northern Ireland.
- Douglas is the capital of the Isle of Man and its largest town.
- Drogheda is an industrial and port town in County Louth on the east coast of Ireland.
- Dublin Port is Ireland's biggest sea port.
- Dun Laoghaire is a seaside town and a ferry port situated some 12 km south of Dublin city Ireland.
- Dundalk is the largest town in the Republic of Ireland.
- Fishguard is a coastal town in Pembrokeshire, Wales.
- Garston on the River Mersey at Garston, Merseyside, England
- Glasgow is Scotland's largest city and unitary council, situated on the River Clyde in the country's west central lowlands.
- Holyhead is the largest town in the county of Anglesey in the northwest of Wales.
- Larne is a town in County Antrim, Northern Ireland.
- Port of Liverpool is the name for the enclosed dock system that runs from Herculaneum Dock to Seaforth Dock, on the east side of the River Mersey, combined with the facilities built around the Great Float on the west side of the river.
- Milford Haven is a town in Pembrokeshire, Wales.
- Mostyn is a small town in Flintshire, North Wales.
- Pembroke Dock is a town in South Pembrokeshire, Wales.
- Rosslare Europort is a modern seaport located at Rosslare Harbour in County Wexford, Ireland.
- Port of Runcorn is situated at Runcorn on the River Mersey and Manchester Ship Canal, England.
- Stranraer is a town in the south of Scotland in the west of the region of Dumfries and Galloway, Scotland.
- Swansea is a city and county in South Wales.
North Sea
- Aberdeen is Scotland's third largest city.
- Amsterdam is the capital of the Netherlands.
- Antwerp is a city and a municipality in Belgium.
- Bremerhaven is a city in the federal state of Bremen, Germany.
- Bremen is a city in northern Germany.
- Cuxhaven is a town in Lower Saxony, Germany.
- Dundee is Scotland's fourth largest city, population.
- Emden is a city and seaport in the northwest of Germany, on river Ems.
- Esbjerg is a municipality (Danish, kommune) in Ribe County on the west coast of the Jutland peninsula in southwest Denmark.
- Felixstowe is a North Sea seaport in Suffolk, England.
- Flotta is a small island in Orkney, Scotland.
- Ghent is a municipality located in Flanders, one of the three regions of Belgium.
- Hamburg is Germany's second largest city.
- Harwich is a town in Essex, England, located on the coast with the North Sea to the east.
- Hull or Kingston upon Hull is an English city situated on the north bank of the Humber estuary.
- Kristiansand is a city and municipality, and the capital of the county of Vest-Agder, Norway.
- Leith is a town at the mouth of the Water of Leith and is the port of Edinburgh, Scotland.
- Port of London lies along the banks of the River Thames in London, England.
- Middlesbrough is a town and district in North-East England.
- Newcastle upon Tyne, often shortened to Newcastle, is a city in the county of Tyne and Wear in North East England.
- Oostende is a municipality located in Flanders, one of the three regions of Belgium.
- Oslo is the capital city of Norway.
- Rotterdam is the second largest city in the Netherlands.
- Stavanger is a city and municipality in the county of Rogaland, Norway.
- Sullom Voe is an inlet between North Mainland and Northmavine on Shetland in Scotland.
- Sunderland is an industrial city and port in the English metropolitan county of Tyne and Wear.
- Thamesport, Isle of Grain, England
- Tilbury is located on the north bank of the River Thames, in the borough of Thurrock in England.
- Wilhelmshaven is a town in Lower Saxony, Germany
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