Sulu, Philippines

New Macau Association

Connects Sulu, Philippines to: China | Macau, People's Republic of China

Sulguni

Connects Sulu, Philippines to: Russia

Spanish–Moro conflict

Connects Sulu, Philippines to: Iloilo | North Kalimantan

Sama language

Connects Sulu, Philippines to: Sandakan, Malaysia | Tawi-Tawi, Philippines

Sabah Malay

Connects Sulu, Philippines to: Palawan, (in transition) | Tawi-Tawi, Philippines | Semporna, Malaysia

Tautoga

Connects Sulu, Philippines to: Confine, San Marino

Roman Catholic Archdiocese of Cotabato

Connects Sulu, Philippines to: Philippines | Cotabato, * | Sultan Kudarat

2019 Bangsamoro autonomy plebiscite

Connects Sulu, Philippines to: Basilan, Philippines | Cotabato, * | Lanao del Norte, Philippines

Sama–Bajaw languages

Connects Sulu, Philippines to: Cagayan

Kalibo

Connects Sulu, Philippines to: Aklan

Bangsamoro

Connects Sulu, Philippines to: Cotabato, * | Kota Kinabalu, Malaysia | Lanao del Norte, Philippines | Midsayap, Philippines

Panay Gulf

Connects Sulu, Philippines to: Philippines | Iloilo | Negros Occidental | Guimaras