Grid Point Code

Play

Damietta

Egypt

With a code
#J7DGK-89GFH
Said aloud
Damietta 89GFH

Get the code for your door

What the code says

The Grid Point Code for Damietta is #J7DGK-89GFH. It names a cell 2.56 m north to south and 2.92 m east to west, centred on 31°24'59.33"N, 31°48'47.91"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 Damietta, near its centre.

Code
#J7DGK-89GFH
With a check character
#J7DGK-89GFH*G
Short form
89GFH
Cell centre
31.416480, 31.813309
Cell size
2.56 m by 2.92 m
Country
Egypt
Population
305,920

How to give this address

On a sign, a form or a delivery note

The whole code, #J7DGK-89GFH. It needs nothing else: no city, no street, no network to read it back.

Said aloud, in Egypt

Damietta 89GFH: 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 4.6 km east or west of Damietta. 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

#J7DGK-89GFH*G. 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 45.6 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. J7DGMetropolitan area40 km by 45.6 km
  2. J7DGKDistrict8 km by 9.12 km
  3. J7DGK8Suburb1.6 km by 1.82 km
  4. J7DGK89A few streets320 m by 365 m
  5. J7DGK89GBuilding64 m by 73 m
  6. J7DGK89GFEntrance12.8 m by 14.6 m
  7. J7DGK89GFHDoorway2.56 m by 2.92 m

More in Egypt

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