SI Prefix and Three-Letter Location Code
Slovenia uses the country prefix SI in UN/LOCODEs. The remaining three letters identify the location, such as SIKOP for Koper, SILJU for Ljubljana and SIPIR for Piran.
Seaports in Slovenia: Port Codes, Throughput & Regional Guide (2026)
Slovenia has 8 ports and terminals indexed in the Ecer Freight database, led by the Adriatic gateway of Koper and supported by inland logistics locations serving Central European trade.
Use Slovenia port codes to identify the correct gateway, inland terminal or local maritime location for an international shipment.
Slovenia Port Overview
Slovenia has a compact maritime network centred on Koper. Ecer Freight coverage also includes selected coastal locations and inland logistics points that may appear in routing, documentation or local delivery workflows. Indexed coverage is not the same as a global container-port ranking.
8
Slovenia ports & terminals indexed in our database
Ecer Freight database · Nov 2026
23.0M
Port cargo handled in 2025, approximately; YoY change subject to final national reporting
Luka Koper 2025 reporting
1.27M
Container throughput in 2025, approximately; YoY increase reported by the port operator
Luka Koper 2025 reporting
12
Commercial berths at the principal gateway, with 2025 operating scope subject to terminal classification
Luka Koper port information
How many seaports does Slovenia have?
Slovenia has 8 seaports and terminals indexed by Ecer Freight in its Slovenia port database as of Nov 2026. The indexed figure includes the principal seaport, coastal locations and inland logistics points.
What is the largest and busiest port in Slovenia?
Koper is Slovenia’s principal and busiest commercial seaport. Its UN/LOCODE is SIKOP, and it handles container, vehicle, general cargo and bulk flows for Central European markets.
Which area handles most of Slovenia’s maritime freight?
The Slovenian Adriatic coast, centred on Koper (SIKOP), handles the country’s main maritime freight flows, while Ljubljana (SILJU) and other inland locations support distribution and intermodal delivery.
Top Ports and Terminals in Slovenia
The table follows the activity order of the Ecer Freight Slovenia sample. Koper is the country’s principal container gateway; comparable public container metrics are not consistently published for the other indexed locations.
Slovenia port activity reference, 2025 where publicly available
| World rank | Port | UN-LOCODE | 2025 throughput (M TEU) | YoY change | Region |
|---|---|---|---|---|---|
| — | Koper | SIKOP | 1.27 | +7.0% | Slovenian Adriatic |
| — | Portoroz | SIPOW | — | — | Slovenian Adriatic |
| — | Ljubljana | SILJU | — | — | Central Slovenia |
| — | Celje | SICJE | — | — | Eastern Slovenia |
| — | Maribor | SIMBX | — | — | Drava logistics region |
| — | Piran | SIPIR | — | — | Slovenian Adriatic |
| — | Kranj | SIKRJ | — | — | Upper Carniola |
| — | Izola | SIIZO | — | — | Slovenian Adriatic |
Slovenia Port Regions and Logistics Clusters
Slovenian Adriatic Gateway
The coastal cluster contains the principal maritime gateway and nearby coastal locations. Koper is the main commercial port for containerised and project cargo.
Coastal ports and maritime locations
Central Slovenia Logistics Cluster
Locations around the capital support inland consolidation, customs coordination and onward distribution from the Adriatic gateway.
Central inland logistics location
Eastern and Drava Logistics Corridor
Eastern locations connect Slovenian manufacturing and distribution markets with road and rail routes to Koper and neighbouring Central European economies.
Eastern inland logistics locations
Slovenia Port Codes and UN/LOCODEs
City-Level and Terminal-Level Codes
A city-level code may represent a broader logistics area, while a terminal or facility reference can be more specific. The applicable code should match the bill of lading, customs filing and carrier booking instructions.
How to Verify a Port Code
Cross-check the location against the UNECE UN/LOCODE framework and compare it with the current Ecer Freight port directory before booking.
Shipping from Slovenia: Main Trade Lanes
Slovenia’s ocean freight is generally routed through Koper, with feeder, rail and truck connections linking the Adriatic gateway to Central European production and consumption centres. Transit times are indicative and subject to carrier schedules, transshipment and customs clearance.
Slovenia to North Europe
Containerised cargo can move from Koper to North European hubs through direct or transshipment services, depending on the carrier network.
Slovenia to the Mediterranean
Mediterranean services support regional import and export flows, including connections to western and eastern Mediterranean markets.
Slovenia to Asia
Asia-bound cargo normally uses Koper with carrier-specific transshipment arrangements in Mediterranean or Middle Eastern hubs.
Slovenia to North America
North American shipments generally combine Koper ocean services with transshipment and inland delivery arrangements selected by the carrier or forwarder.
Data Methodology and Sources
- Ecer Freight Ports Database — first-party coverage of 8 Slovenia ports and terminals, database snapshot Nov 2026.
- Luka Koper — operator information and reported cargo and container activity for the principal Slovenian gateway.
- Government of the Republic of Slovenia — national transport and statistical context where published.
- UNECE — UN/LOCODE naming and location-code reference framework.
- Eurostat — European transport and maritime statistics used for comparative context where available.
Frequently Asked Questions About Slovenia Ports
How many seaports does Slovenia have?
Slovenia has 8 seaports and terminals indexed by Ecer Freight in the Nov 2026 database snapshot. This indexed total includes the principal seaport, coastal locations and inland logistics points.
What is the main port in Slovenia?
Koper is Slovenia’s main commercial seaport. Its UN/LOCODE is SIKOP, and it is the principal gateway for containers, vehicles, general cargo and bulk cargo.
What is the UN/LOCODE for Koper?
The UN/LOCODE for Koper is SIKOP. Booking documents should still be checked against the carrier’s current terminal and routing instructions.
Which regions are served by Slovenia ports?
The main maritime freight region is the Slovenian Adriatic around Koper. Ljubljana, Celje, Maribor and Kranj support inland consolidation and distribution across Slovenia and Central Europe.
Are all indexed Slovenia locations seaports?
No. The Ecer Freight indexed total of 8 includes the principal seaport, coastal locations and inland logistics points. Indexed coverage should not be interpreted as the number of deep-water container terminals.
How current is the Slovenia port data?
The database snapshot is Nov 2026. Operational figures and sailing schedules are time-sensitive, so throughput, blank sailings, terminal availability and transit times should be confirmed before shipment.
How can shippers request Slovenia sea freight rates?
Shippers can compare indicative FCL and LCL options through the relevant rate pages. A firm quotation normally requires cargo details, origin, destination, equipment, Incoterms and requested sailing date.
Editorial note: This Slovenia guide combines Ecer Freight’s first-party port index with port-operator, government, European statistical and UN/LOCODE references. Port coverage is reviewed periodically, while throughput, schedules and transit times remain subject to source updates and carrier confirmation.
Ecer Freight · Seaports in Slovenia: Port Codes, Throughput & Regional Guide (2026) · Data reviewed quarterly · Port Codes · Ports by Country · Contact