Sailing Directions 171 (Enroute) covers East Africa and the South Indian Ocean from Cape Agulhas to the west coast of Somalia, including the islands west of Madagascar, namely the Prince Edwards Islands and Cap Saint-Andre. It is issued for use in conjunction with Sailing Directions 160 (Planning Guide) South Atlantic Ocean and Indian Ocean. The companion volumes are Sailing Directions 172, 173, 174, and 175.

Sailing Directions 175 (Enroute) covers the North, West, and South coasts of Australia from Cape York to Cape Northumberland, including the Great Australian Bight and Kangaroo Island. It is issued for use in conjunction with Sailing Directions 160 (Planning Guide) South Atlantic Ocean and Indian Ocean. The companion volumes are Sailing Directions 171, 172, 173, and 174.

Sailing Directions 191 (Enroute) covers the English Channel from Scilly Isles and Ile Douessant to Dover and Dunkerque bordering the North Sea. It is issued for use in conjunction with Sailing Directions 140 (Planning Guide) North Atlantic Ocean, Baltic Sea, North Sea, and the Mediterranean Sea. Companion volumes are Sailing Directions 192, 193, 194, and 195.

Sailing Directions 157 (Enroute) covers the Coasts of Korea and China from the northern coast of North Korea, around South Korea, through the Yellow Sea, to Guangzhou in Southeast China. It is issued for use in conjunction with Sailing Directions 120 (Planning Guide) Pacific Ocean and Southeast Asia. Companion volumes are Sailing Directions 153, 154, 155, 158, and 159.

Sailing Directions 182 (Enroute) covers the north and west coasts of Norway from Kristiansand, across the coast of the Norwegian Sea, to the Barents Sea at Vardo. It is issued for use in conjunction with Sailing Directions 180 (Planning Guide) Arctic Ocean. The companion volumes are Sailing Directions 181 and 183.

Sailing Directions 147 (Enroute) Volume 1 covers the Caribbean Sea from Bermuda and the Straits of Florida to Puerto Rico and Barbados. It is issued for use in conjunction with Sailing Directions 140 (Planning Guide) North Atlantic Ocean, Baltic Sea, North Sea, and the Mediterranean Sea. Companion volumes are Sailing Directions 141, 142, 143, 145, 146, and 148.

Sailing Directions 123 (Enroute) covers the Southwest Coast of Africa from the Ivory Coast in Liberia to Cape of Good Hope in South Africa. It is issued in conjunction with Sailing Directions 160 (Planning Guide) South Atlantic Ocean and Indian Ocean. The companion volume is Sailing Directions 124.