Grid Point Code

Play

Port Said

Egypt

With a code
#J7D7R-76XW5
Said aloud
Port Said 76XW5

Get the code for your door

What the code says

The Grid Point Code for Port Said is #J7D7R-76XW5. It names a cell 2.56 m north to south and 2.92 m east to west, centred on 31°15'55.13"N, 32°18'06.88"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 Port Said, near its centre.

Code
#J7D7R-76XW5
With a check character
#J7D7R-76XW5*P
Short form
76XW5
Cell centre
31.265315, 32.301911
Cell size
2.56 m by 2.92 m
Country
Egypt
Population
780,515

How to give this address

On a sign, a form or a delivery note

The whole code, #J7D7R-76XW5. It needs nothing else: no city, no street, no network to read it back.

Said aloud, in Egypt

Port Said 76XW5: 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 Port Said. 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

#J7D7R-76XW5*P. 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 45.7 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. J7D7Metropolitan area40 km by 45.7 km
  2. J7D7RDistrict8 km by 9.13 km
  3. J7D7R7Suburb1.6 km by 1.83 km
  4. J7D7R76A few streets320 m by 365 m
  5. J7D7R76XBuilding64 m by 73.1 m
  6. J7D7R76XWEntrance12.8 m by 14.6 m
  7. J7D7R76XW5Doorway2.56 m by 2.92 m

More in Egypt

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