Lighthouses and Lightships With Fog Signals for North Atlantic (1966)
| 5 | - Diaphone | |
| 3 | - Horn |
Lighthouses with Audible Fog Signals
| Delaware Lightship | DE | DIAPHONE, two-tone; gp of 3 blasts ev 60s (2sbl-4ssi-2sbl-4ssi-2sbl-46ssi). | N38 27.300 | W074 35.100 |
| Boston Lightship | MA | DIAPHONE: 1 blast ev 20s (3sbl). | N42 20.400 | W070 45.500 |
| Nantucket Shoals Lightship | MA | DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. | N40 30.000 | W069 28.000 |
| Pollock Rip Lightship | MA | HORN, diaphragm; 1 blast ev 30s (3.5sbl). | N41 36.100 | W069 51.100 |
| Portland Lightship | ME | HORN, diaphragm; 1 blast ev 30s (3sbl). | N43 31.600 | W070 05.500 |
| Ambrose Channel Lightship | NJ | DIAPHONE, two-tone; 1 blast ev 15s (3sbl). | N40 27.100 | W073 04.400 |
| Barnegat Lightship | NJ | HORN, diaphragm; 1 blast ev 20s (3sbl). | N39 45.000 | W073 56.000 |
| Five Fathom Bank Lightship | NJ | DIAPHONE, two-tone; 1 blast ev 30s (2sbl). | N38 47.300 | W074 34.600 |