Greencastle (Lough Foyle): clearing in by boat
Port of entry of Ireland.
Based on official sources, checked on 28 October 2026.
Services
Clearing out possible here
Good to know
Immigration 'approved port': you can arrive here without prior permission.
Offices to visit
In the usual order of the formalities. Addresses can change: ask the harbour office when you arrive.
Revenue (douane irlandaise) — déclaration par e-mail, pas de bureau à visiter
Customs
Report only when arriving from outside the EU with goods not in free circulation; for immigration, non-EU nationals report to the immigration officer at the local Garda District HQ (Greencastle is an approved port).
Greencastle Harbour — Harbour Master
Harbour office
Greencastle Harbour, Greencastle, Co. Donegal
VHF : 14 (Lough Foyle)
Position = east pierhead at the entrance. Enter only with permission; visitor pontoon removed in 2023, berth alongside fishing boats or the quay.
Directions
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Sources
This information is gathered from public sources and sailors’ experience. It does not replace the country’s authorities, whose word is final: check before you leave.