- NRHP number A number identifying a structure listed by the National Register of Historic Places in the U.S.A.
- NYC BIN The Building Identification Number used as a database key by a third party data reference.
- nail salon A place specializing in manicures and/or pedicures.
- name The standard and commonly recognized text identifier of an object.
- name announced The official name for a structure is announced publicly.
- name chosen The official name for a structure is chosen.
- nanotechnology research A facility devoted to studies in technological applications at the molecular or atomic scale.
- national capitol The seat of government or primary legislative house in a country or a territory.
- national courthouse A court of law operated by a national government, not including a supreme court.
- national landmark protection An object accorded legal protection by its national government.
- national police station A base office for a police department run by a national government.
- national tax number A unique string used for taxpayer identification at the national level.
- natural commodity storage Bulk storage facilities for raw non-agricultural products harvested or extracted from the earth.
- natural gas distribution A site used in the distribution of natural gas between its points of extraction and use.
- natural gas extraction A facility for extracting natural gas from the earth.
- natural gas power plant A facility for generating electric power by burning natural gas.
- natural gas storage Space for bulk storage of methane gas extracted from the earth.
- natural history museum A museum with a variety of exhibits on life forms, minerals, anthropology, and other topics related to the natural world.
- natural object A naturally occurring landform or body of water.
- natural stone Facade materials made from minerals found in nature and cut to fit.
- naturalistic surface Ground or floor surfaces whose material is natural or simulates a naturally occurring surface.
- nave height The maximum height from floor to vaulting in the central approach to a church's altar.
- navigable waterway A route accessible to boats, including water channels and pathways across open water.
- navy Dark blue without tinting from other hues.
- neo-baroque A revival of baroque architectural forms and motifs in the 19th and early 20th centuries.
- neo-byzantine A 19th and 20th century revival of Byzantine architecture, with domes, centralized plans, and Near-Eastern ornament.
- neo-classical A conservative application of classical Greek and Roman design features, including columns, arches, and pediments.
- neo-gothic Application of gothic forms to buildings of the 19th and 20th centuries, especially pointed arches, elaborate tracery, buttresses, and sharp spires.
- neo-renaissance An adaptation of Italian Renaissance features to buildings of the late 19th and early 20th centuries, using balanced and restrained classical ornamen…
- neo-romanesque A revival of Romanesque architecture, characterized by heavily rusticated stonework, rounded arches, large forms, and steep roofs.
- neo-traditionalism Architecture after 1980 that imitates historic ornamental styles literally, sometimes in a more abstract way.
- nephrology Clinical space where doctors treat or advise patients for conditions of the kidneys.
- neurology Clinical or practice space devoted to diagnosis and treatment of conditions of the brain and nervous system.
- new Space within a structure or extension of a structure built within the past 5 years.
- new apostolic church A house of worship in the New Apostolic faith.
- new floor added internally An additional floorplate is completed, or an existing one extended, into an open space on the interior of a building.
- newspaper A frequently issued publication which reports general news without focus on a particular topic.
- newsstand A store specializing in newspapers and magazines.
- nickel mine A site where naturally occurring nickel ore is extracted from the earth.
- nickname An informal name popularly and unofficially assigned to an entity.
- nightclub operator The manager of a dance club or a music club.
- nine-pin bowling A place equipped for European-style bowling, with 9 pins arranged in a diamond pattern.
- no active heating The absence of any heating system using specially generated energy.
- no alcohol allowed Consumption of alcoholic beverages is not permitted on the premises.
- no ball playing allowed Playing ball games or throwing balls is prohibited on the premises.
- no biking allowed Riding bicycles is prohibited on the premises.
- no camcorder use allowed Use of a video camera is not permitted on the premises.
- no cell phone use allowed Use of a mobile phone or smartphone is not permitted on the premises.
- no children allowed Persons below approximately 10-13 years of age may not enter the premises.
- no clothing allowed All clothing must be removed before or upon entrance.
- no drinking allowed Ingestion of beverages is not permitted on the premises.
- no eating allowed Ingestion of food is not permitted on the premises.
- no electric lighting The absence of any electrical system available for installed or plug-in lighting.
- no firearms allowed Guns and other firearms are not permitted onto the premises.
- no foundation No built foundation exists.
- no heating There is no installed system for keeping the interior warm.
- no humans allowed No persons are allowed on the premises at all.
- no men allowed Persons of the male sex may not enter the premises.
- no minors allowed Persons below legal adult age may not enter the premises.
- no nonbelievers allowed Persons not adhering to the religious faith affiliated with the premises may enter.
- no pets allowed No domestic animals are allowed to enter or to be kept on the premises.
- no photography allowed Use of a camera to take photos is not permitted on the premises.
- no roof An open top with no enclosing roof surface.
- no skateboarding allowed Riding skateboards is prohibited on the premises.
- no smoking Smoking of tobacco and other products is not allowed anywhere on the premises.
- no smoking in common areas Smoking of tobacco and other products is not allowed in areas shared by multiple tenants or users.
- no specific standard no specific standard
- no windows No windows or window-like openings exist in a structure.
- no women allowed Persons of the female sex may not enter the premises.
- nocturnal animal exhibit A zoo habitat for housing and displaying nocturnal animals.
- node A hub, transfer point, or station in a transportation network.
- non-denominational church A house of worship in a particular Christian faith which is not tied to a broadly established denomination.
- non-geographic numbering House numbers are not assigned to properties in spatial order.
- non-stop elevator ride time The time it takes to ride an elevator non-stop from the bottom to the top.
- noodle restaurant A restaurant whose primary offering is noodle dishes.
- not in use An object or structure is physically completed but is not being used or occupied at all.
- nuclear fuel storage Space for bulk storage of uranium or other fissile materials used as nuclear fuel.
- nuclear power plant A facility for generating electric power by splitting uranium atoms.
- nuclear waste storage Space for bulk storage of spent nuclear fuels and waste byproducts of nuclear energy.
- number of 1-bedroom units The quantity of residential units with one bedroom.
- number of 2-bedroom units The quantity of residential units with two bedrooms.
- number of 3-bedroom units The quantity of residential units with three bedrooms.
- number of 4-bedroom units The quantity of residential units with four bedrooms.
- number of BMUs The number of building maintenance units installed for cleaning and repair of building surfaces.
- number of airport gates The number of passenger interfaces with aircraft in an airport terminal or concourse.
- number of anchor stores The number of department stores or very large destination stores in a shopping center.
- number of balconies The total quantity of overhanging platforms connected with a structure which extend living space outdoors above the ground level.
- number of bedrooms The total quantity of distinct sleeping rooms within a built object.
- number of bicycle slots The total number of parking places designated for bicycles.
- number of boat slips The total number of wet docking sites used for boats.
- number of bridge tender houses The number of control cabins connected with a movable bridge.
- number of caissons The total number of foundation piers built within retaining shafts.
- number of cart escalators The total number of automatic inclined transports for shopping carts within a structure.
- number of chimneys The total quantity of emissions shafts protruding vertically from a structure.
- number of condo units The quantity of discrete units for habitation which are owned individually.
- number of construction hoists The total number of hoist elevators used during the construction process of a structure.
- number of disabled parking spaces The total quantity of automobile parking spaces within a structure or module reserved for persons with disabilities.
- number of doors The quantity of all types of doors in a structure, both internal and external.
- number of drive-in lanes The number of defined pathways where a car can drive through a place in order to receive goods or services.
- number of dumbwaiters The total number of cargo lifts in a structure which are too small for persons to ride in.
- number of elevator groups The number of groups of elevators in a structure, in which each elevator in the group shares the same control system.
- number of elevators The total number of passenger, freight, and vehicle elevators within a structure.
- number of escalators The total number of moving staircase circuits within a structure.
- number of freight elevators The number of elevators used for heavy-duty moving or transportation of goods within a building.
- number of freight hoists The number of movable platforms for lifting cargo, especially near loading docks.
- number of helipads The number of designated take-off and landing pads for helicopters within an object or an area.
- number of horizontal autowalks The number of flat mechanized moving walkways in a structure or area.
- number of hotel suites The quantity of multi-room hotel suites within a building or a defined place.
- number of hotel units The total quantity of hotel units of all types within a built object or defined place.
- number of inclined autowalks The number of diagonally inclined mechanized moving walkways in a structure or area.
- number of indoor above-ground parking spaces The total number of indoor above-ground automobile parking slots belonging to a particular object.
- number of loading docks The number of cargo vehicle interfaces which can be simultaneously used for loading and unloading.
- number of motorcycle slots The total number of parking places designated specifically for motorized cycles.
- number of movable leaves The number of distinct movable deck sections of a movable bridge.
- number of non-suite hotel units The quantity of single-room hotel units within a building or a defined place.
- number of observation gondolas The quantity of moving cabs in or on a structure other than normal elevators which provide observation rides.
- number of office units The quantity of discrete office units within a built object or defined place.
- number of outdoor parking spaces The total number of outdoor automobile parking slots belonging to a particular object.
- number of outdoor sheltered parking spaces The total number of sheltered outdoor automobile parking slots belonging to a particular object.
- number of pallet spaces The number of loaded pallets that can be stored in a space.
- number of parking spaces The total number of automobile parking slots within a particular structure or module.
- number of passenger elevators The number of elevators in a structure serving regular users.
- number of paternosters The total number of continuously moving lift loops within a structure.
- number of piles The total number of foundation piles inserted into the ground below a structure to support it.
- number of rental apartments The quantity of discrete units for habitation which are rented or leased to their occupants.
- number of residential units The quantity of discrete units for habitation within a building or defined place.
- number of restrooms The total quantity of distinct rooms within a built object containing toilet facilities.
- number of retail spaces The quantity of distinct units designated for shops, restaurants, commercial services, and similar uses.
- number of revolving doors The total quantity of weather-sealed revolving door in a building, including both interior and perimeter doors.
- number of rooms The total quantity of distinct internal divisions of usable space within a built object.
- number of skylights The quantity of transparent glazed openings in a structure's roof.
- number of sliding doors The total quantity of sliding doors within an object, including interior and perimeter doors.
- number of spans The number of bridge segments in a bridge, separated by the points where it is supported from below.
- number of stairwells The maximum number of distinct sites in any one floor level where stairways are located.
- number of steps in all stairways The cumulative number of steps in a structure above & below ground, counting parallel stairways separately.
- number of studio units The quantity of residential units without distinct bedrooms.
- number of terraces The total quantity of occupiable outdoor spaces or platforms which rest on setbacks of a structure higher than ground level.
- number of tower cranes The total number of tower cranes used during the construction process of a structure.
- number of towers The quantity of distinct towers rising over the main roofline of a structure.
- number of tracks The maximum number of parallel railroad tracks.
- number of train platforms The number of simultaneously usable boarding areas at a train, subway, or other rail station.
- number of tubes The number of parallel passageways in a tunnel
- number of underground parking spaces The total number of underground automobile parking slots belonging to a particular object.
- number of units The number of discrete, separately sold or let apartments, rooms, or spaces in a structure.
- number of vehicle elevators The total quantity of elevators in a structure or module built for cars or large motorized vehicles.
- number of vehicle lanes The total number of lanes for motorized vehicles, including both directions.
- number of vehicle portals The number of points on an object's perimeter which can be crossed by a road vehicle.
- number of window apertures The quantity of distinct or continuous openings for windows in the facade or structural wall of a building.
- number of window panes The quantity of individual exterior-facing sections of glass in a building's perimeter walls.
- number of window units The quantity of individually installed sections of windows with window frames in a building's perimeter walls.
- number-comma-street format Addresses written with the house number first, then the street name, separated by a comma.
- number-street format Addresses written with the house number first, then the street name, without a comma.
- nursing home A long-term care facility where the patients are also permanent residents.
- nursing school Classroom space for higher education in the study of nursing.
- nut cultivation Areas for growing and harvesting hard edible seeds such as nuts and peanuts.