The phrase "front building" is correct and usable in written English.
It can be used to refer to a building that is located at the front of a property or area, often in relation to other buildings.
Example: "The front building of the complex houses the main entrance and reception area."
Alternatives: "main building" or "leading building".
A cast-iron front building was declared a landmark.
The mansard roof on the front building was his addition.
I once lived at 90 West Houston Street, which had a front building and a smaller back one, separated by a small courtyard.
Many, like the Sokolov-Hecht house, are co-ops that are legally part of the front building, which is usually a tenement from a later era.
The 1860 census shows how solidly these buildings could be packed: 12 people, aged 11 months to 53 years, in the front building, and a washerwoman and her sister in the back.
A one-story wall divided the front yard of 152 in half, permitting direct access to Mr. Pettengill's office in the front building, through a side door, but screening the setback house almost completely from the street.
As I searched for two addresses in a row, I noticed the older buildings had numbers, the newer plate glass front buildings, not so much.
Maybe due to small distance between principal and front buildings is very so less that channelling effect of the front interfering buildings does not affect the principal building.
Built on Louisville's historic West Main Street, the arena is flanked by the largest collection of 19th century cast-iron front buildings outside of New York City.
The much-admired iron-front building where Haughwout once welcomed its customers now houses a Staples office supply store.
(Was he conveniently forgetting the collapse of Lehman Brothers and Bear Stearns?) The bubble analogy fits the current boom in shore-front building uncomfortably well.
