How should I validate 3770-404?

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 / Portugal / Postal Code prefixes / 37 / 3770-404 /

Postal code 3770-404 covers 1 verified locality record in Portugal with interactive boundary centroid map and administrative hierarchy.

VERIFIED QUICK ANSWER & ADDRESS FORMAT 📏 Calculate Distance & Mail Time from 3770-404 →

Province / County / District

Oliveira do Bairro

Region & Locality

Passadouro, Aveiro (Portugal)

📦 How to Write a Mailing Address for 3770-404

Nome do Destinatário
Avenida da Liberdade 100, 2º Esq.
3770-404 PASSADOURO
PORTUGAL

1 Place

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 3770-404.

Postal Identifier	3770-404
Primary Locality	Passadouro
WGS84 Centroid Coordinates	40.5101, -8.4393
Postal Prefix Sector	37xx → Browse prefix 37
Time Zone (Standard)	UTC+0 / UTC+1 (WET/WEST · Europe/Lisbon)
Geodesic Quadrant	40.5101° N, 8.4393° W (WGS84)
Open Location Code (Plus Code)	8CGHGH66+27
UTM Grid Coordinates (WGS84)	29T 547503m E, 4484527m N
Solar Daylight Today (UTC)	🌅 06:50 UTC · 🌇 17:46 UTC
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