Postal Code Finder
Registry / Singapore / Postal Code prefixes / 66 / 668991 /

Postal Code 668991 in Jalan Dermawan, Singapore

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Postal code 668991 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 668991 →
Province / County / District
Singapore
Region & Locality
Jalan Dermawan (Singapore)
📦 How to Write a Mailing Address for 668991 
Recipient Name
Street Address / Building No.
668991 Jalan Dermawan
SINGAPORE

Mapped Localities for 668991

1 Place
Jalan Dermawan
668991
📍 1.3598, 103.7606

Interactive Map: 668991 (Singapore)

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 668991.

Nearby postal code lookups in Singapore

Compare 668991 with adjacent postal codes in the same area or prefix range:

668981 📍 0.0 km · 0.0 mi
Jalan Dermawan
668983 📍 0.0 km · 0.0 mi
Jalan Dermawan
668985 📍 0.0 km · 0.0 mi
Jalan Dermawan
668987 📍 0.0 km · 0.0 mi
Jalan Dermawan
668989 📍 0.0 km · 0.0 mi
Jalan Dermawan
668990 📍 0.0 km · 0.0 mi
Jalan Dermawan
668992 📍 0.0 km · 0.0 mi
Jalan Dermawan
668993 📍 0.0 km · 0.0 mi
Jalan Dermawan

Postal code prefix range: 66

Postal code 668991 belongs to the 66 prefix district in Singapore.

View all 66 postal codes → Singapore Directory

Verified data profile for Postal Code 668991

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
668991
Example code
Postal code Locality Administrative path Coordinates
668991 Jalan Dermawan 1.3598, 103.7606

Related postal lookups

Singapore
Country
Postal Code prefixes
Postal code prefixes
Prefix 66
Postal code range · 986 records
668981
Nearby postal code · 1 records
668983
Nearby postal code · 1 records
668985
Nearby postal code · 1 records
668987
Nearby postal code · 1 records
668989
Nearby postal code · 1 records
668990
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/668991.

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
668991
Sample code from Jalan Dermawan.
Code Place Hierarchy Coordinates
668991 Jalan Dermawan 1.3598, 103.7606
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 66
Postal code range · 986 records
668981
Nearby postal code · 1 records
668983
Nearby postal code · 1 records
668985
Nearby postal code · 1 records
668987
Nearby postal code · 1 records
668989
Nearby postal code · 1 records
668990
Nearby postal code · 1 records

Data questions

How should I validate 668991?

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.