Grid Point Code

Play

Djelfa

Algeria

With a code
#J936K-HX332
Said aloud
Djelfa HX332

Get the code for your door

What the code says

The Grid Point Code for Djelfa is #J936K-HX332. It names a cell 2.56 m north to south and 2.81 m east to west, centred on 34°40'22.05"N, 3°15'46.81"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 Djelfa, near its centre.

Code
#J936K-HX332
With a check character
#J936K-HX332*7
Short form
HX332
Cell centre
34.672792, 3.263002
Cell size
2.56 m by 2.81 m
Country
Algeria
Population
265,833

How to give this address

On a sign, a form or a delivery note

The whole code, #J936K-HX332. It needs nothing else: no city, no street, no network to read it back.

Said aloud, in Algeria

Djelfa HX332: 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 4.4 km east or west of Djelfa. 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

#J936K-HX332*7. 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 43.9 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. J936Metropolitan area40 km by 43.9 km
  2. J936KDistrict8 km by 8.79 km
  3. J936KHSuburb1.6 km by 1.76 km
  4. J936KHXA few streets320 m by 352 m
  5. J936KHX3Building64 m by 70.3 m
  6. J936KHX33Entrance12.8 m by 14.1 m
  7. J936KHX332Doorway2.56 m by 2.81 m

More in Algeria

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