How should I validate 3770-303?

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 / 3770-303 /

Postal code 3770-303 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 3770-303 →

Province / County / District

Oliveira do Bairro

Region & Locality

Serena, Aveiro (Portugal)

📦 How to Write a Mailing Address for 3770-303

Nome do Destinatário
Avenida da Liberdade 100, 2º Esq.
3770-303 SERENA
PORTUGAL

1 Place

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 3770-303.

Postal Identifier	3770-303
Primary Locality	Serena
WGS84 Centroid Coordinates	40.4939, -8.5183
Postal Prefix Sector	37xx → Browse prefix 37
Time Zone (Standard)	UTC+0 / UTC+1 (WET/WEST · Europe/Lisbon)
Geodesic Quadrant	40.4939° N, 8.5183° W (WGS84)
Open Location Code (Plus Code)	8CGHFFVJ+HM
UTM Grid Coordinates (WGS84)	29T 540820m E, 4482689m N
Solar Daylight Today (UTC)	🌅 06:51 UTC · 🌇 17:45 UTC
Distance from Your Location