Portugal Postcode
Level: location

Postcode 4640-420

Location: Porto → Baiao → Santa Cruz Do Douro

1 location(s) using this postal code in Porto, Portugal

46
DistrictPorto
40
MunicipalityBaiao
-4
ParishSanta Cruz Do Douro

About Postcode 4640-420

This postal code is assigned to Santa Cruz Do Douro Parish Municipality Baiao, Porto, Portugal. This location-level postal code helps ensure accurate mail delivery and location identification.

Postal Code Format

Portugal uses numeric postal codes with 7 digits (example: 1000-001). In our directory, these codes are organized from districts down to parishes.

How to Use This Postcode 4640-420

When sending mail or packages to this area, use the postal code below to ensure accurate and timely delivery.

Address format example:

Recipient Name

House #, Street Name

Santa Cruz Do Douro

Baiao, Porto

4640-420

Portugal

Domestic Mail

Include this postcode on all letters and packages sent within Portugal.

International Mail

For international deliveries, include "Portugal" on the last address line after the postcode.

Frequently Asked Questions

What area does this postcode cover?

This postcode covers Porto → Baiao → Santa Cruz Do Douro in Portugal.

Is this a valid List Post Code?

Yes. 4640-420 is an active postcode for Porto → Baiao → Santa Cruz Do Douro in Portugal. It follows the 7-character format used in this country.

How do I find the postal code for a specific address?

Search by district, municipality, and parish to find the correct postcode in Portugal. Search Postcodes

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Developer API

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Free JSON for postcode 4640-420.

GEThttps://api.listpostcode.com/v1/countries/PT/postcodes/4640-420
curl -H "x-api-key: YOUR_API_KEY" \
  "https://api.listpostcode.com/v1/countries/PT/postcodes/4640-420"
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