How should I validate 81-604?

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

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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 / 81 / 81-604 /

Postal code 81-604 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 81-604 →

Province / County / District

Gdynia

Region & Locality

Gdynia, Pomerania (Poland)

📦 How to Write a Mailing Address for 81-604

Recipient Name
Street Address / Building No.
81-604 Gdynia, Pomerania
POLAND

1 Place

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 81-604.

Postal Identifier	81-604
Primary Locality	Gdynia
WGS84 Centroid Coordinates	54.4991, 18.4965
Postal Prefix Sector	81xx → Browse prefix 81
Time Zone (Standard)	UTC+1 / UTC+2 (CET/CEST · Europe/Warsaw)
Geodesic Quadrant	54.4991° N, 18.4965° E (WGS84)
Open Location Code (Plus Code)	9F6WFFXW+JJ
UTM Grid Coordinates (WGS84)	34U 337883m E, 6041938m N
Solar Daylight Today (UTC)	🌅 05:26 UTC · 🌇 15:34 UTC
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