Search cables, landing points and incidents

Submarine Cable Status

Search cables, landing points and incidents

About How we verify Data and sources Email alerts What’s new Share your AIS receiver Terms and privacy Contact [email protected]

© 2026 Submarine Cable Status. All rights reserved.

Cable data © TeleGeography, CC BY-NC-SA 3.0 · Map data © Natural Earth · MapLibre

Map
Incidents
Cables
Network

© TeleGeography CC BY-NC-SA · Natural Earth · MapLibre

© TeleGeography CC BY-NC-SA · Natural Earth · MapLibre

Map
Incidents
Cables
Network

Jeju-Mainland 3 status · Submarine Cable Status

Jeju-Mainland 3

No reported incidents

Length: 236 km (147 mi)
In service since: 2000
Owners: KT
Suppliers: NEC

Landing points · 2

Goseong-ri, South Korea
Mijo-myeon, South Korea

Get email alerts for this cable

Routes are approximate.