| Swan Creek Entrance Daybeacon 8 | Beacon | — | — | Amherstburg 18 km |
| Swan Creek Entrance Lighted Buoy 1 | Buoy | Fl G 2.5s | — | Amherstburg 18 km |
| Swan Creek Entrance Lighted Buoy 2 | Buoy | Fl R 2.5s | — | Amherstburg 18 km |
| Swan Creek Entrance Lighted Buoy 5 | Buoy | Fl G 2.5s | — | Amherstburg 18 km |
| Swan Creek Entrance Lighted Buoy 7 | Buoy | Fl G 2.5s | — | Amherstburg 18 km |
| Swan Creek Entrance Range Front Light 6 | Light | F R | — | Amherstburg 18 km |
| Swan Creek Entrance Range Rear Light | Light | F R | — | Amherstburg 18 km |
| Sweetnose Island Buoy 24 | Buoy | — | — | Fort Frances 49 km |
| Sweetnose Island Daybeacon 23 | Beacon | — | — | Fort Frances 49 km |
| Swift Current, wharfH0392 | Light | Fl.R. period 4s | 2 | Come By Chance 17 km |
| Swim PointH3785.40 | Light | L.Fl.G. period 6s fl. 2.0s, ec. 4.0s | 5 | Clark's Harbour 2 km |
| Sydney BarH0760 | Light | Fl.G. period 5s fl. 1.0s, ec. 4.0s | 4 | North Sydney 3 km |
| Sydney Range, S. side of W. arm of harbor, 1 mile W. of Edward Point, frontH0761 | Light | Iso.Y. period 4s | 14 | North Sydney 4 km |
| Sydney Range, S. side of W. arm of harbor, 1 mile W. of Edward Point, front, Rear, 766 meters 213°34' from frontH0761.10 | Light | Iso.Y. period 4s | 14 | North Sydney 5 km |
| Sydney, South Arm Range, frontH0764 | Light | F.G. | 12 | Sydney 1 km |
| Sydney, South Arm Range, front, Rear, 151 meters 162°32' from frontH0764.10 | Light | F.G. | 15 | Sydney 1 km |
| Table HeadH1886 | Light | Fl.R. period 6s fl. 1.0s, ec. 5.0s | 5 | Baie-Johan-Beetz 125 km |
| Tahsis North Narrows, NE. sideG5210 | Light | Q.W. | 4 | Tahsis 7 km |
| Tanner IslandH3694 | Light | Fl.W. period 4s | 6 | Lunenburg 9 km |
| Tasu NarrowsG5861.40 | Light | Fl.G. period 4s | 4 | Queen Charlotte 56 km |
| Tasu SoundG5862 | Light | Fl.(3)W. period 12s fl. 0.5s, ec. 2.0s fl. 0.5s, ec. 2.0s fl. 0.5s, ec. 6.5s | 5 | Queen Charlotte 56 km |
| Tasu Sound LightG5862.00 | Light | Fl (3)W 12s | 6 | Queen Charlotte 56 km |
| Tasu Sound, Horn IslandG5863 | Light | Fl.W. period 6s fl. 0.5s, ec. 5.5s | 5 | Queen Charlotte 53 km |
| Taylor Island, Salmon PointH0275 | Light | Fl.W. period 4s | 7 | Harbour Breton 31 km |
| Taylor Point, RACON | Light | Q(- - • - ) | 6 | King William Is 88 km |
| Tcenakun Point LightG5860.00 | Light | Fl W 4s | 6 | Queen Charlotte 36 km |
| Tcenakun Point, Chaatl IslandG5860 | Light | Fl.W. period 4s fl. 0.5s, ec. 3.5s | 6 | Queen Charlotte 36 km |
| Tekakwitha IslandH2517.04 | Light | F.Y. | — | Pointe-Claire 3 km |
| Tenas IslandG5723 | Light | Fl.R. period 6s fl. 0.5s, ec. 5.5s | 5 | Klemtu 12 km |
| Terence BayH3650 | Light | F.R. | 8 | Prospect 6 km |
| Terminal Dock, EG5465 | Light | Fl.R. period 4s | 7 | Vancouver 5 km |
| Terrington NarrowsH0076.3 | Light | Dir.W.R.G. | 19 | Goose Bay 17 km |
| Tetreaultville Range, frontH2496 | Light | F.G. | 17 | Montreal-Est 4 km |
| Texada IslandG5526.40 | Light | Fl.R. period 4s | 5 | Pender Harbour 18 km |
| The ClustersH0071 | Light | Fl.R. period 4s | 7 | Hopedale 49 km |
| The Falls, NW. end of ledgeH3796.20 | Light | Fl.R. period 4s | 4 | Lower Woods Harbour 2 km |
| The HorsesH0062.15 | Light | Fl.W. period 3s fl. 0.5s, ec. 2.5s | 5 | Voisey's Bay 72 km |
| The Point Breakwater, outer end of wharfH0865.1 | Light | Q.R. | 5 | Dingwall 25 km |
| The SalvagesH3778 | Light | L.Fl.W. period 12s fl. 2.0s, ec. 10.0s | 10 | Stoney Island 15 km |
| The Sluice, EH3816 | Light | Fl.W. period 4s | — | Lower Argyle 16 km |
| Third Street Junction Buoy | Buoy | — | — | Windsor 2 km |
| Thompson Island Lower Range, frontH2558 | Light | Iso.G. period 4s | 13 | Cornwall 19 km |
| Thompson Island Lower Range, front, Rear, about 697 meters 207°16' from frontH2558.10 | Light | F.G. | 13 | Cornwall 19 km |
| Thompson Island Lower Range, front, Upper Range, frontH2568 | Light | Iso.G. period 4s | 13 | Cornwall 18 km |
| Thrasher RockG5485 | Light | Fl.(3)W. period 12s fl. 0.5s, ec. 2.0s fl. 0.5s, ec. 2.0s fl. 0.5s, ec. 6.5s | 7 | Thetis Island 19 km |
| Thrasher Rock LightG5485.00 | Light | Fl (3)W 12s | 7 | Thetis Island 19 km |
| Three Top IslandH3476 | Light | L.Fl.W. period 12s fl. 2.0s, ec. 10.0s | 7 | Canso 19 km |
| Thrumcap Island, E. entrance to Marie Joseph HarborH3530 | Light | Fl.R. period 4s | 4 | Country Harbour 37 km |
| Thulin PassageG5568.60 | Light | Fl.G. period 4s | 4 | Blubber Bay 30 km |
| Thunder Bay (Main) Light (C) | Light | Fl R 5s | 14 | Port Arthur 3 km |