Singapore (SGP)

This section defines the supported geocoding datasets, operations, and input and output field information for Singapore.

Supported Geocoding Datasets

The following table lists the supported geocoding dataset(s) with the available geocoding levels for Singapore.

Note: Custom User Dictionaries are not supported.
Geocoding Dataset City Centroid Suburb/Village Centroid Postal Centroid Street Centroid Interpolated Street Address Point-level Address Point of Interest
MIS English Yes Yes Yes Yes Yes Yes Yes
TomTom Streets Yes Yes Yes Yes Yes Yes Yes

Supported Operations

The following operations are supported for Singapore:
  • Geocoding—Takes one or more addresses as input and returns latitude/longitude coordinates and other information.
  • Reverse Geocoding—Takes one or more latitude and longitude coordinates as input and returns the address of the location.
  • Interactive Geocoding— Returns potential match candidates as the adddress is typed in.
  • Global Key Lookup—Returns geocode candidates when given a unique key as input. USA MLD and AUS GNAF data only.

Input Fields

The input address may contain some or all of the following address elements.

Parameter Type Description
placeName String Specifies the building name, place name, Point of Interest (POI), company or firm name associated with the input address. Optional.
mainAddress String Single Line Input—If no other address field is populated, then the mainAddress entry will be treated as a single line input. Single line input can consist of multiple input address fields ; these should be entered in the typical address order for the country. For more details, refer to the section "Single Line Input" below.

Street Address—If the post address components (city, postalCode, etc.) are provided separately or in the lastLine field, then the contents of mainAddress will be treated as the street address part and can include company name, house number, building names and street names. Optional.

Street Intersection Input—To enter an intersection, specify the two street names separated by a double ampersand (&&).
lastLine String The last line of the address. Optional. For example:

5 Bishan Place
Singapore 579841
areaName1 String Not used.
areaName2 String Not used.
areaName3 String Specifies the city or town.
areaName4 String Not used.
postalCode String Specifies the six-digit postal code. The first two numbers represent the sector and the last four numbers represent the delivery point within the sector. Every building in Singapore has a unique postal code.
country String The three-letter ISO 3166-1 Alpha-3 country code. For Singapore, the country code is SGP. Required for forward geocoding.

Address Guidelines for Singapore

Follow these suggestions to ensure that your input address data is in the best format possible for optimum matching and geocoding. For additional information on Singapore addresses, see the Singapore Post website: www.singpost.com.

  • Required fields—Addresses must contain either a city or a postal code.
  • PO box addresses—Post Office Box numbers are not used for address matching or geocoding purposes, but this does not interfere with matching or geocoding. The PO Box information is not returned. The following formats are recognized: P O Box, Locked Bag Service.
  • Thoroughfare types—Thoroughfare types and their common abbreviations are recognized and fully supported on input and output. The following table shows is a partial list of recognized thoroughfare types. Others may also be recognized.

    Pre-thoroughfare types

    lorong=lorong, lrg, lor, lorang

    jalan=jalan, jln, jl

    lengkong=lengkong, lkg

    kallang=kallang

    mount=mount, mt

    upper=upper, upp

    Post-thoroughare types

    track=trk,tck

    street=st

    road=rd

    drive=dr

    crescent=cr,cres,crescent,cresent

    boulevard=bvd,blvd,bouleyard,boulvard

    hill=hill

    gate=gate

    mall=mall

    avenue=ave,av,avnue

    link=lk

    lane=l

    walk=wk

    green=grn

    highway=hwy

    quay=quay, qy

    parkway=pwy
  • Common words and abbreviations—The geocoder recognizes common words, directionals, house number indicators, and abbreviations used in addresses and can geocode these addresses successfully. Thr following table shows a partial list of common abbreviations that are recognized. Other common abbreviations may also be recognized.

    Common abbreviations

    AYE=Ayer Rajah Expressway

    BKE=Bukit Timah Expressway

    CTE=Central Expressway

    ECP=East Coast Parkway

    KJE=Kranji Expressway

    KPE=Kallang-Paya Lebar Expressway

    PIE=Pan Island Expressway

    SLE=Seletar Expressway

    TPE=Tampines Expressway

    Ctrl=Central

    JLN=Jalan

    LRG=Lorong

    TG.=TANJONG

Single Line Input

Instead of entering each address component in separate fields, you can enter the entire address in the mainAddress input field with the address elements ordered as follows:

[address_number][street_info][Singapore][postal_code]

Where:
  • [address_number] is optional.
  • [street_info] consists of the street name, street type and any pre- or post-directional information (for example, East, West, etc.). Optional.
  • [Singapore] If not supplied, a postal code is required.
  • [postal_code] is the postal code. Required if "Singapore" does not appear in the address.
For best results, put a comma between the street information and the last address line information.

Custom Options

The following table lists the options that are unique for Singapore. These custom fields are applicable to the Geocoding operation and are optional input parameters. For the standard set of options available to all countries and their definitions, see the chapters covering Geocode Service and Reverse Geocode Service.

Option Name Description
USE_ADDRESS_POINT_INTERPOLATION When set to true, enables address point interpolation. Default = false. Supported only in forward geocoding.
Note: The address point interpolation feature requires that you have a point-level geocoding dataset installed.

Output Fields

The following table lists the address fields returned for a candidate located in Singapore.

Note: The placeName, addressNumber, unitType and unitValue field values are only returned when a geocoding dataset that supports street address interpolation is installed.
Field Name Description
mainAddressLine The street address which may include company name, house number, building names and street names.
addressLastLine The last line of the address.
placeName The building name, place name, Point of Interest (POI), company or firm name associated with the address.
areaName1 Not used.
areaName2 Not used.
areaName3 The city or town.
areaName4 Not used.
postCode1 The 6-digit postal code.
postCode2 Not used.
country The three-letter ISO 3166-1 Alpha-3 country code. For Singapore, the country code is SGP.
addressNumber The address number.
streetName The street or road name.
unitType The unit type such as APT, STE, etc.
unitValue The unit value/number, such as "3B".
customFields Singapore does not have any custom output fields.