Parlin Field is a public use airport in Sullivan County, New Hampshire, United States. It is owned by the Town of Newport and located two nautical miles north of its central business district. It is included in the Federal Aviation Administration National Plan of Integrated Airport Systems for 2017–2021, in which it is categorized as a local general …Parlin Field is a public use airport in Sullivan County, New Hampshire, United States. It is owned by the Town of Newport and located two nautical miles north of its central business district. It is included in the Federal Aviation Administration National Plan of Integrated Airport Systems for 2017–2021, in which it is categorized as a local general aviation facility.