Postal Code Finder
Registry / Singapore / Postal Code prefixes / 27 / 278603 /

Postal Code 278603 in Holland Road, Singapore

📍 What is My Postal Code?

Postal code 278603 covers 1 verified locality record in Singapore with interactive boundary centroid map and administrative hierarchy.

VERIFIED QUICK ANSWER & ADDRESS FORMAT 📏 Calculate Distance & Mail Time from 278603 →
Province / County / District
Singapore
Region & Locality
Holland Road (Singapore)
📦 How to Write a Mailing Address for 278603 
Recipient Name
Street Address / Building No.
278603 Holland Road
SINGAPORE

Mapped Localities for 278603

1 Place
Holland Road
278603
📍 1.3159, 103.7898

Interactive Map: 278603 (Singapore)

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 278603.

Nearby postal code lookups in Singapore

Compare 278603 with adjacent postal codes in the same area or prefix range:

278605 📍 0.0 km · 0.0 mi
Holland Road
278604 📍 0.1 km · 0.1 mi
Holland Road
278606 📍 0.1 km · 0.1 mi
Holland Road
278607 📍 0.1 km · 0.1 mi
Holland Road
278598 📍 0.2 km · 0.1 mi
Holland Road
278599 📍 0.2 km · 0.1 mi
Holland Road
278600 📍 0.2 km · 0.1 mi
Holland Road
278602 📍 0.2 km · 0.1 mi
Holland Road

Postal code prefix range: 27

Postal code 278603 belongs to the 27 prefix district in Singapore.

View all 27 postal codes → Singapore Directory

Verified data profile for Postal Code 278603

Based on 1 records, 1 postal code values and 1 mapped localities. Coordinate coverage is 100.0%.

1
Records
1
Postal identifiers
100.0%
Geocoded
278603
Example code
Postal code Locality Administrative path Coordinates
278603 Holland Road 1.3159, 103.7898

Related postal lookups

Singapore
Country
Postal Code prefixes
Postal code prefixes
Prefix 27
Postal code range · 3,158 records
278605
Nearby postal code · 1 records
278604
Nearby postal code · 1 records
278606
Nearby postal code · 1 records
278607
Nearby postal code · 1 records
278598
Nearby postal code · 1 records
278599
Nearby postal code · 1 records

Postal code validation data

Use this page to validate one postal code or locality against real parent areas, nearby records and downloadable source rows. The canonical route for this record set is /postal-codes/singapore/code/278603.

Records
1
Database rows represented by this canonical route.
Postal identifiers
1
Distinct postal code values available for this page.
Localities
1
Mapped place names or administrative entries.
Coordinate coverage
100.0%
Rows with latitude and longitude available.
Example
278603
Sample code from Holland Road.
Code Place Hierarchy Coordinates
278603 Holland Road 1.3159, 103.7898
Download postal data
CSV, JSON and XLSX exports for research, validation and data products.
Use the API
Query postal codes by country, place name, region or code prefix.
Implementation notes
Field definitions, canonical paths and practical lookup guidance.

Useful related pages

Singapore
Country
Postal Code prefixes
Postal code prefixes
Prefix 27
Postal code range · 3,158 records
278605
Nearby postal code · 1 records
278604
Nearby postal code · 1 records
278606
Nearby postal code · 1 records
278607
Nearby postal code · 1 records
278598
Nearby postal code · 1 records
278599
Nearby postal code · 1 records

Data questions

How should I validate 278603?

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.