How should I validate 3700-817?

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

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Registry / Portugal / Postal Code prefixes / 37 / 3700-817 /

Postal code 3700-817 covers 2 verified locality records in Portugal with interactive boundary centroid map and administrative hierarchy.

VERIFIED QUICK ANSWER & ADDRESS FORMAT 📏 Calculate Distance & Mail Time from 3700-817 →

Province / County / District

Santa Maria da Feira

Region & Locality

Duas Igrejas, Aveiro (Portugal)

📦 How to Write a Mailing Address for 3700-817

Nome do Destinatário
Avenida da Liberdade 100, 2º Esq.
3700-817 DUAS IGREJAS
PORTUGAL

2 Places

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 3700-817.

Postal Identifier	3700-817
Primary Locality	Duas Igrejas
WGS84 Centroid Coordinates	40.9546, -8.4695
Postal Prefix Sector	37xx → Browse prefix 37
Time Zone (Standard)	UTC+0 / UTC+1 (WET/WEST · Europe/Lisbon)
Geodesic Quadrant	40.9546° N, 8.4695° W (WGS84)
Open Location Code (Plus Code)	8CGHXG3J+R6
UTM Grid Coordinates (WGS84)	29T 544647m E, 4533853m N
Solar Daylight Today (UTC)	🌅 06:50 UTC · 🌇 17:46 UTC
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