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Registry / Poland / Postal code prefixes / 90 / 90-423 /

Postal code 90-423 in Łódź, Poland

📍 What is My Postal Code?

Postal code 90-423 covers 1 verified locality record in Poland with interactive boundary centroid map and administrative hierarchy.

Mapped Localities for 90-423

1 Place
Łódź
90-423
Łódź Voivodeship · Lodz · Łódź
📍 51.7665, 19.4567

Interactive Map: 90-423 (Poland)

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 90-423.

Nearby postal code lookups in Poland

Compare 90-423 with adjacent postal codes in the same area or prefix range:

90-418
Łódź
90-419
Łódź
90-420
Łódź
90-422
Łódź
90-425
Łódź
90-426
Łódź
90-427
Łódź
90-428
Łódź

Postal code prefix range: 90

Postal code 90-423 belongs to the 90 prefix district in Poland.

View all 90 postal codes → Poland Directory

Verified data profile for Postal code 90-423

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
90-423
Example code
Postal code Locality Administrative path Coordinates
90-423 Łódź Łódź Voivodeship / Lodz / Łódź 51.7665, 19.4567

Related postal lookups

Poland
Country
Postal code prefixes
Postal code prefixes
Prefix 90
Postal code range · 396 records
90-418
Nearby postal code · 1 records
90-419
Nearby postal code · 1 records
90-420
Nearby postal code · 1 records
90-422
Nearby postal code · 1 records
90-425
Nearby postal code · 1 records
90-426
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/poland/code/90423.

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
90-423
Sample code from Łódź.
Code Place Hierarchy Coordinates
90-423 Łódź Łódź Voivodeship / Lodz / Łódź 51.7665, 19.4567
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

Poland
Country
Postal code prefixes
Postal code prefixes
Prefix 90
Postal code range · 396 records
90-418
Nearby postal code · 1 records
90-419
Nearby postal code · 1 records
90-420
Nearby postal code · 1 records
90-422
Nearby postal code · 1 records
90-425
Nearby postal code · 1 records
90-426
Nearby postal code · 1 records

Data questions

How should I validate 90-423?

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.