Where was the movie Cape Fear filmed at in North Carolina?

None of the scenes in either movie were filmed in North Carolina.

The filming locations for Cape Fear (1962) are:

Savannah, Georgia

Stockton, California (Ladds Marina)

Universal City, California (Universal StudiOS Back lot)

The filming locations for Cape Fear (1991) are:

Savanna, Georgia

Fort Lauderdale, Florida

Hollywood, Florida

Florida

411 North Hollywood Way, Burbank, California