Middleville, New Jersey
Middleville is an unincorporated community located within Stillwater Township, in Sussex County, in the U.S. state of New Jersey. Middleville is west of Newton. Middleville has a post office with ZIP Code 07855.
Middleville is an unincorporated community located within Stillwater Township, in Sussex County, in the U.S. state of New Jersey. Middleville is west of Newton. Middleville has a post office with ZIP Code 07855.