looks like this isn't part of Monaco's landmass

this area is part of South Manheim twp.

this area is part of West Brunswick twp.

Carroll Township, York County, Pennsylvania's relation is missing entirely. official geodata of Pennsylvania here https://data.pa.gov/Geospatial-Data/Pennsylvania-Municipality-Boundaries/xfdy-ds3u

this area is part of Norwegian twp.

THERE'S SOMETHING WRONG AT THE BORDER WHEN ZOOMING