02104

02104 is a United States ZIP code in the city of Boston, Massachusetts. It is used by the United States Postal Service for mail delivery and routing in urban Boston. The ZIP code was introduced with the creation of the ZIP code system in 1963 and has since served the central business district and surrounding urban neighborhoods.

Geography and boundaries: It covers a portion of downtown Boston and adjacent areas, forming a dense urban core with a mix of offices, retail, and residential buildings. The exact boundaries are defined by USPS ZIP code boundaries rather than city neighborhood lines and may overlap with multiple neighborhoods.

Population and land use: 02104 is characterized by high-density development, including high-rise office buildings and apartment complexes. The daytime population is substantially larger than the nighttime resident population due to employment and services in the area.

Economy and transportation: The area contains a concentration of financial and professional services. It is well-served by the MBTA transit system, with access to subway and bus routes serving downtown Boston. The ZIP code is part of Boston's urban core, with proximity to major roadways and regional rail connections.