Seattle North Pacific Shipbuilding
Seattle WA
Seattle North Pacific Shipbuilding Company was organized by Judge John Twohy in 1918, to build cargo ships for the USSB. The yard was on the west bank of the Duwamish Waterway, around Idaho Street. It is an empty lot today.
| USSB # | O/N | Name | Customer | Type | GT | Delivered | Notes | |
| 1 | 749 | 217839 | Ozette | USSB | freighter | 6,500 | Apr 1919 | scrapped 1936 |
| 2 | 750 | 218164 | Yaklok | USSB | freighter | 6,500 | July 1919 | scrapped 1930 |
| 3 | 751 | 218804 | Iconium | USSB | freighter | 6,500 | Aug 1919 | scrapped 1929 |
| 4 | 752 | 218085 | Osaqumsick | USSB | freighter | 6,500 | July 1919 | scrapped 1931 |
| 5 | 753 | 218586 | Askawake | USSB | freighter | 6,500 | July 1919 | scrapped 1936 |
| 6 | 754 | 218874 | Orani | USSB | freighter | 6,500 | Sep 1919 | scrapped 1936 |
| 7 | 755 | 219022 | Chepadoa | USSB | freighter | 6,500 | Oct 1919 | scrapped 1936 |
| 8 | 756 | 219208 | Chicomico | USSB | freighter | 6,500 | Nov 1919 | scrapped 1931 |
| 9 | 757 | 219354 | Manham | USSB | freighter | 6,500 | Dec 1919 | scrapped 1930 |
| 10 | 758 | 219459 | Maquan | USSB | freighter | 6,500 | Dec 1919 | scrapped 1930 |