U-190 under Max Wintermeyer: 15 days in New England, 111 days overall, no ships sunk May – July 1943 October 23, 2015March 7, 2017 Updated October 23, 2015by Eric Wiberg
U-373 under Paul-Karl Loeser patrolled New England for 3 days in June 1942 en route to mine the Delaware River October 19, 2015March 7, 2017 Updated October 19, 2015by Eric Wiberg
U-654 under Forster, 5-day incursion into New England, no ships sunk there September 27, 2015March 7, 2017 Updated September 27, 2015by Eric Wiberg