How should I validate 20304?

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 / Spain / Postal Code prefixes / 20 / 20304 /

Postal code 20304 covers 2 verified locality records in Spain with interactive boundary centroid map and administrative hierarchy.

VERIFIED QUICK ANSWER & ADDRESS FORMAT 📏 Calculate Distance & Mail Time from 20304 →

Province / County / District

Guipúzcoa

Region & Locality

Bidasoa, Pais Vasco (Spain)

📦 How to Write a Mailing Address for 20304

Nombre y Apellidos
Calle Mayor, 12, 2º B
20304 Bidasoa (Guipúzcoa)
ESPAÑA

2 Places

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 20304.

Postal Identifier	20304
Primary Locality	Bidasoa
WGS84 Centroid Coordinates	43.3102, -1.7603
Postal Prefix Sector	20xx → Browse prefix 20
Time Zone (Standard)	UTC+1 / UTC+2 (CET/CEST · Europe/Madrid)
Geodesic Quadrant	43.3102° N, 1.7603° W (WGS84)
Open Location Code (Plus Code)	8CMW866Q+3V
UTM Grid Coordinates (WGS84)	30T 600537m E, 4796009m N
Solar Daylight Today (UTC)	🌅 06:27 UTC · 🌇 17:16 UTC
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