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Postal code 20227 in Washington, United States

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Postal code 20227 covers 1 verified locality record in United States with interactive boundary centroid map and administrative hierarchy.

Mapped Localities for 20227

1 Place
Washington
20227
District of Columbia
📍 38.8933, -77.0146

Interactive Map: 20227 (United States)

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 20227.

Nearby postal code lookups in United States

Compare 20227 with adjacent postal codes in the same area or prefix range:

20222
Washington
20223
Washington
20224
Washington
20226
Washington
20228
Washington
20229
Washington
20230
Washington
20232
Washington

Postal code prefix range: 20

Postal code 20227 belongs to the 20 prefix district in United States.

View all 20 postal codes → United States Directory

Verified data profile for Postal code 20227

Based on 1 records, 1 postal code values and 1 mapped localities. Coordinate coverage is 100.0%.

1
Records
1
Postal identifiers
100.0%
Geocoded
20227
Example code
Postal code Locality Administrative path Coordinates
20227 Washington District of Columbia / District of Columbia 38.8933, -77.0146

Related postal lookups

United States
Country
Postal code prefixes
Postal code prefixes
Prefix 20
Postal code range · 577 records
20222
Nearby postal code · 1 records
20223
Nearby postal code · 1 records
20224
Nearby postal code · 1 records
20226
Nearby postal code · 1 records
20228
Nearby postal code · 1 records
20229
Nearby postal code · 1 records

Postal code validation data

Use this page to validate one postal code or locality against real parent areas, nearby records and downloadable source rows. The canonical route for this record set is /postal-codes/united-states/code/20227.

Records
1
Database rows represented by this canonical route.
Postal identifiers
1
Distinct postal code values available for this page.
Localities
1
Mapped place names or administrative entries.
Coordinate coverage
100.0%
Rows with latitude and longitude available.
Example
20227
Sample code from Washington.
Code Place Hierarchy Coordinates
20227 Washington District of Columbia / District of Columbia 38.8933, -77.0146
Download postal data
CSV, JSON and XLSX exports for research, validation and data products.
Use the API
Query postal codes by country, place name, region or code prefix.
Implementation notes
Field definitions, canonical paths and practical lookup guidance.

Useful related pages

United States
Country
Postal code prefixes
Postal code prefixes
Prefix 20
Postal code range · 577 records
20222
Nearby postal code · 1 records
20223
Nearby postal code · 1 records
20224
Nearby postal code · 1 records
20226
Nearby postal code · 1 records
20228
Nearby postal code · 1 records
20229
Nearby postal code · 1 records

Data questions

How should I validate 20227?

Validate the postal identifier together with country, locality and administrative hierarchy fields, not as a standalone global pattern.

What context is available for this record?

The page includes the parent country, related prefix or nearby codes, coordinates when available and source rows for download/API workflows.