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Random Maryland ZIP Code Generator

Random real 5-digit Maryland ZIP Codes by city. Each result keeps its reference city and state pairing together for realistic test data.

Find ZIP Codes by US State

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About Maryland ZIP Codes

The Maryland reference data contains 477 distinct five-digit ZIP Codes spanning 20601–21930. Frequently represented place names include Baltimore, Silver Spring, Bethesda, Annapolis.

Prefixes such as 206 · 210 · 215 · 219 appear across the reference data and reflect different USPS processing and local delivery areas in Maryland. ZIP Codes describe mail routes and do not necessarily match city or county boundaries.

20601–21930

Reference ZIP span

Lowest and highest five-digit ZIP in the Maryland reference data

206 · 210 · 215 · 219

Example prefixes

Three-digit prefixes sampled across the state reference range

477

Distinct ZIP Codes

Five-digit ZIP Codes available in this state reference set

Frequently Asked Questions

The five-digit ZIP Codes in this reference set span 20601–21930, with 477 distinct codes. This describes the generator data, not an exhaustive current USPS directory.