PIN code system of India
E453022
The PIN code system of India is a nationwide postal indexing scheme that assigns unique six-digit numerical codes to geographic regions to streamline mail sorting and delivery across the country.
All labels observed (1)
| Label | Occurrences |
|---|---|
| PIN code system of India canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T4563372 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: PIN code system of India Context triple: [Midnapore, postalSystem, PIN code system of India]
-
A.
ISO 3166-2:IN
ISO 3166-2:IN is the section of the ISO 3166 standard that defines internationally recognized subdivision codes for the states and union territories of India.
-
B.
Indian passports
Indian passports are official travel and identity documents issued by the Government of India to its citizens for international travel and consular protection abroad.
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C.
Flag Code of India
The Flag Code of India is a set of laws, practices, and guidelines that govern the correct display and use of the Indian national flag.
-
D.
Pathankot Junction
Pathankot Junction is a major railway station and transit hub in Punjab, India, serving as a key gateway to the Himalayan regions of Himachal Pradesh and Jammu & Kashmir.
-
E.
National Information Technology Development Agency
The National Information Technology Development Agency is a Nigerian government body responsible for formulating and implementing national IT policies, regulations, and initiatives to drive the country’s digital development.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: PIN code system of India Target entity description: The PIN code system of India is a nationwide postal indexing scheme that assigns unique six-digit numerical codes to geographic regions to streamline mail sorting and delivery across the country.
-
A.
ISO 3166-2:IN
ISO 3166-2:IN is the section of the ISO 3166 standard that defines internationally recognized subdivision codes for the states and union territories of India.
-
B.
Indian passports
Indian passports are official travel and identity documents issued by the Government of India to its citizens for international travel and consular protection abroad.
-
C.
Flag Code of India
The Flag Code of India is a set of laws, practices, and guidelines that govern the correct display and use of the Indian national flag.
-
D.
Pathankot Junction
Pathankot Junction is a major railway station and transit hub in Punjab, India, serving as a key gateway to the Himalayan regions of Himachal Pradesh and Jammu & Kashmir.
-
E.
National Information Technology Development Agency
The National Information Technology Development Agency is a Nigerian government body responsible for formulating and implementing national IT policies, regulations, and initiatives to drive the country’s digital development.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
national addressing system
ⓘ
postal indexing system ⓘ |
| administeredBy | India Post NERFINISHED ⓘ |
| alsoKnownAs |
PIN system
NERFINISHED
ⓘ
Postal Index Number system NERFINISHED ⓘ |
| appliesTo |
letters
ⓘ
parcels ⓘ registered mail ⓘ speed post ⓘ |
| codeFormat | six-digit numeric code ⓘ |
| country | India ⓘ |
| covers |
all states of India
ⓘ
all union territories of India ⓘ |
| dataType | geocoding identifier ⓘ |
| digitCountFixed | true ⓘ |
| examplePIN | 110001 ⓘ |
| examplePINLocation | New Delhi GPO NERFINISHED ⓘ |
| firstDigitRepresents | postal zone ⓘ |
| functionalZoneCode | 9 ⓘ |
| hasComponent |
post office code
ⓘ
sorting district code ⓘ sub-zone code ⓘ zone code ⓘ |
| inspiredBy | other international postal code systems ⓘ |
| introducedInYear | 1972 ⓘ |
| introducedOn | 1972-08-15 ⓘ |
| isMandatoryIn | formal postal addressing in India ⓘ |
| languageOfNumerals | Arabic numerals ⓘ |
| lastThreeDigitsRepresent | individual post office ⓘ |
| lowestPossiblePIN | 110001 ⓘ |
| managedBy | Department of Posts, Ministry of Communications, Government of India NERFINISHED ⓘ |
| numberOfDigits | 6 ⓘ |
| purpose |
avoid confusion over similar place names
ⓘ
facilitate mail delivery ⓘ standardize postal addresses ⓘ streamline mail sorting ⓘ |
| regionGranularity | from large zones to individual post offices ⓘ |
| secondDigitRepresents | sub-zone ⓘ |
| standardizedBy | India Post internal regulations NERFINISHED ⓘ |
| thirdDigitRepresents | sorting district ⓘ |
| totalZones | 9 ⓘ |
| usedBy |
banks and financial institutions in India
ⓘ
courier companies in India ⓘ e-commerce platforms in India ⓘ government agencies in India ⓘ |
| usedFor |
domestic mail
ⓘ
international mail to India ⓘ |
| usedIn | postal addresses ⓘ |
| zonesInclude |
1 functional zone for the Indian Army
ⓘ
8 regional zones ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: PIN code system of India Description of subject: The PIN code system of India is a nationwide postal indexing scheme that assigns unique six-digit numerical codes to geographic regions to streamline mail sorting and delivery across the country.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.