How should I validate 3800-638?

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

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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 / 38 / 3800-638 /

Postal code 3800-638 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 3800-638 →

Province / County / District

Aveiro

Region & Locality

Cacia, Aveiro (Portugal)

📦 How to Write a Mailing Address for 3800-638

Nome do Destinatário
Avenida da Liberdade 100, 2º Esq.
3800-638 CACIA
PORTUGAL

2 Places

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 3800-638.

Postal Identifier	3800-638
Primary Locality	Cacia
WGS84 Centroid Coordinates	40.6844, -8.5976
Postal Prefix Sector	38xx → Browse prefix 38
Time Zone (Standard)	UTC+0 / UTC+1 (WET/WEST · Europe/Lisbon)
Geodesic Quadrant	40.6844° N, 8.5976° W (WGS84)
Open Location Code (Plus Code)	8CGHMCM2+QX
UTM Grid Coordinates (WGS84)	29T 534003m E, 4503801m N
Solar Daylight Today (UTC)	🌅 06:52 UTC · 🌇 17:45 UTC
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