How should I validate 91-521?

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.

Registry / Poland / Postal Code prefixes / 91 / 91-521 /

Postal code 91-521 covers 1 verified locality record in Poland with interactive boundary centroid map and administrative hierarchy.

VERIFIED QUICK ANSWER & ADDRESS FORMAT 📏 Calculate Distance & Mail Time from 91-521 →

Province / County / District

Lodz

Region & Locality

Łódź, Łódź Voivodeship (Poland)

📦 How to Write a Mailing Address for 91-521

Recipient Name
Street Address / Building No.
91-521 Łódź, Łódź Voivodeship
POLAND

1 Place

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 91-521.

Postal Identifier	91-521
Primary Locality	Łódź
WGS84 Centroid Coordinates	51.8494, 19.4635
Postal Prefix Sector	91xx → Browse prefix 91
Time Zone (Standard)	UTC+1 / UTC+2 (CET/CEST · Europe/Warsaw)
Geodesic Quadrant	51.8494° N, 19.4635° E (WGS84)
Open Location Code (Plus Code)	9F3XRFX7+QC
UTM Grid Coordinates (WGS84)	34U 394168m E, 5745404m N
Solar Daylight Today (UTC)	🌅 05:15 UTC · 🌇 15:38 UTC
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