Grid Point Code

Play

Laiwu

ShandongChina

With a code
#KX40C-L9XND
Said aloud
Laiwu L9XND

Get the code for your door

What the code says

The Grid Point Code for Laiwu is #KX40C-L9XND. It names a cell 2.56 m north to south and 2.76 m east to west, centred on 36°11'34.03"N, 117°39'24.98"E, and it turns back into that cell on any phone or computer by arithmetic alone: no network, no account, no lookup table.

The point used is the one GeoNames records for Laiwu, near its centre.

Code
#KX40C-L9XND
With a check character
#KX40C-L9XND*2
Short form
L9XND
Cell centre
36.192787, 117.656940
Cell size
2.56 m by 2.76 m
Region
Shandong
Country
China
Population
989,535

How to give this address

On a sign, a form or a delivery note

The whole code, #KX40C-L9XND. It needs nothing else: no city, no street, no network to read it back.

Said aloud, in Shandong

Laiwu L9XND: 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 4.3 km east or west of Laiwu. 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

#KX40C-L9XND*2. 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 43.1 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. KX40Metropolitan area40 km by 43.1 km
  2. KX40CDistrict8 km by 8.62 km
  3. KX40CLSuburb1.6 km by 1.72 km
  4. KX40CL9A few streets320 m by 345 m
  5. KX40CL9XBuilding64 m by 69 m
  6. KX40CL9XNEntrance12.8 m by 13.8 m
  7. KX40CL9XNDDoorway2.56 m by 2.76 m

More in China

City, region and population from GeoNames, under CC BY 4.0.