Grid Point Code

Play

Crawford Market

MumbaiMaharashtraIndia

Without a code
Crawford Market, Mumbai, and then directions
With a code
#KDPDK-373P3
Said aloud
Crawford Market 373P3

This code is one spot in Crawford Market, a cell 2.56 m by 3.23 m. Every stall front and doorway in it has a code of its own.

Get the code for your door

What the code says

The Grid Point Code for Crawford Market is #KDPDK-373P3. It names a cell 2.56 m north to south and 3.23 m east to west, centred on 18°56'50.70"N, 72°50'04.95"E, and it turns back into that cell on any phone or computer by arithmetic alone: no network, no account, no lookup table.

What it is
Historic market building in Mumbai, India
Code
#KDPDK-373P3
With a check character
#KDPDK-373P3*C
Short form
373P3
Cell centre
18.947416, 72.834708
Cell size
2.56 m by 3.23 m
City
Mumbai
Region
Maharashtra
Country
India

How to give this address

On a sign, a form or a delivery note

The whole code, #KDPDK-373P3. It needs nothing else: no city, no street, no network to read it back.

Said aloud, in Mumbai

Crawford Market 373P3: a name both people know, then the last five characters. They give back the exact code for anywhere within 4.0 km north or south and 5.1 km east or west of Crawford Market. Further away the same five name somewhere else, which is why the whole code is what goes on a sign.

Copied by hand, or read over a phone

#KDPDK-373P3*C. The character on the end catches any single mistyped symbol and any two neighbours swapped.

As a link or a square code

Open it on the map, move to the exact door, and add directions if the code needs help: "blue gate, second floor". The link and the square code carry them. Nothing is kept on this site.

From the city to the door

The first four characters name a cell about 40 km by 50.5 km here. Each one after that picks one of 25 inside the last, so the whole ten name a spot about the size of a doorway.

  1. KDPDMetropolitan area40 km by 50.5 km
  2. KDPDKDistrict8 km by 10.1 km
  3. KDPDK3Suburb1.6 km by 2.02 km
  4. KDPDK37A few streets320 m by 404 m
  5. KDPDK373Building64 m by 80.9 m
  6. KDPDK373PEntrance12.8 m by 16.2 m
  7. KDPDK373P3Doorway2.56 m by 3.23 m

More in India

Place and region from Wikidata, described on Wikipedia; city from GeoNames, under CC BY 4.0.