A visual representation delineating the geographic boundaries of postal delivery areas within the city of Baltimore. These demarcations, numerically coded, facilitate efficient mail routing and geographic data analysis. For example, a business seeking to target a specific demographic may consult such a resource to understand population distribution.
Knowledge of these geographic divisions offers substantial advantages. For businesses, it enables focused marketing strategies and efficient logistical planning. For residents, it provides a clearer understanding of neighborhood boundaries and resource allocation. Historically, the establishment of these postal zones reflected urban growth and the need for streamlined service provision.