How should I validate 15-387?

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 / 15 / 15-387 /

Postal code 15-387 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 15-387 →

Province / County / District

Białystok

Region & Locality

Białystok, Podlasie (Poland)

📦 How to Write a Mailing Address for 15-387

Recipient Name
Street Address / Building No.
15-387 Białystok, Podlasie
POLAND

1 Place

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 15-387.

Postal Identifier	15-387
Primary Locality	Białystok
WGS84 Centroid Coordinates	53.1255, 23.1429
Postal Prefix Sector	15xx → Browse prefix 15
Time Zone (Standard)	UTC+1 / UTC+2 (CET/CEST · Europe/Warsaw)
Geodesic Quadrant	53.1255° N, 23.1429° E (WGS84)
Open Location Code (Plus Code)	9G5544GV+65
UTM Grid Coordinates (WGS84)	34U 643384m E, 5888377m N
Solar Daylight Today (UTC)	🌅 05:03 UTC · 🌇 15:21 UTC
Distance from Your Location