Interlaken is a borough situated in the Jersey Shore region, within Monmouth County, in the U.S. state of New Jersey. As of the 2020 United States census, the borough's population was 828, an increase of 8 (+1.0%) from the 2010 census count of 820, which in turn had reflected a decline of 80 (−8.9%) from the 900 counted in the 2000 census.

Ocean Township is a township situated on the Jersey Shore in east central Monmouth County, within the U.S. state of New Jersey. The township is a bedroom suburb of New York City. Ocean Township has no central downtown and consists of three main unincorporated communities: Oakhurst, Wanamassa, and Wayside. The township is divided into two ZIP codes, 07755 (Oakhurst) and 07712. Small portions have Allenhurst (07711), Deal (07723) and Long Branch (07740) ZIP codes.