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UDAN · Digital Door Number

Every property gets an address that works.

A Digital Pata is a short, unique code and a QR plate for a building. Scan it and you land on that property's own page — pay your tax, raise a complaint, call the right officer, or simply share the exact location with a delivery rider.

  • Works on any phone camera
  • No app to install
  • 12+ lakh properties covered
IND-04-2871
Ward 4, Zone 2 22.7196° N, 75.8577° E
Scans in 2 seconds
Corporation verified
4,05,690
Digital Patas Issued
57,039
QR Scans
12,383
Colonies Covered
129
Wards Covered
The idea in one line

Digital identity for every property

The Digital Door Number is a technology-enabled addressing solution that assigns a unique digital identity to every property, linking the physical building to its location, its information and its services.

DDN = Physical Address + Digital Identity + Location + Services
How it flows

Survey once, serve for years

  • Survey & GIS Mapping
  • Unique DDN
  • QR-Enabled Plate
  • Property Microsite
  • Services & Transactions
The problem

"Near the water tank, second lane, blue gate"

That is how most of urban India is still described. It costs everyone time, money and sometimes much more than that.

Emergencies lose minutes

An ambulance or fire tender that cannot find a gate wastes the only minutes that matter. A scannable code puts exact coordinates in the responder's hand.

Revenue leaks quietly

Properties missing from the register pay nothing. A geo-tagged survey brings them on record and links every bill to a real building.

Deliveries and services fail

Riders call three times, meter readers skip houses and notices reach the wrong door. One code fixes the last hundred metres.

Comparison

How it differs from what we use today

Capability Written address PIN code Digital Pata
Identifies one single building Rarely No Yes
Carries exact coordinates No No Yes
Readable by a phone camera No No Yes
Opens civic services directly No No Yes
Verified by the local body No Partly Yes
Survives renamed roads and lanes No Yes Yes

An address is not paperwork. It is how a citizen reaches the state and how the state reaches a citizen. Give the address to the building itself and both directions start working.

The idea behind Digital Pata
Bring Digital Pata to your city

Ready to give every property a real address?

We work with municipal corporations to survey, geo-tag and issue Digital Patas at scale — and hand over a dashboard to run it afterwards.