Grid Point Code

Play

Ecatepec de Morelos

MéxicoMexico

With a code
#GD33G-9F96C
Said aloud
Ecatepec de Morelos 9F96C

Get the code for your door

What the code says

The Grid Point Code for Ecatepec de Morelos is #GD33G-9F96C. It names a cell 2.56 m north to south and 3.22 m east to west, centred on 19°36'17.67"N, 99°03'38.34"W, 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 Ecatepec de Morelos, near its centre.

Code
#GD33G-9F96C
With a check character
#GD33G-9F96C*4
Short form
9F96C
Cell centre
19.604909, -99.060649
Cell size
2.56 m by 3.22 m
Region
México
Country
Mexico
Population
1,645,352

How to give this address

On a sign, a form or a delivery note

The whole code, #GD33G-9F96C. It needs nothing else: no city, no street, no network to read it back.

Said aloud, in México

Ecatepec de Morelos 9F96C: 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 5.0 km east or west of Ecatepec de Morelos. 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

#GD33G-9F96C*4. 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 50.3 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. GD33Metropolitan area40 km by 50.3 km
  2. GD33GDistrict8 km by 10.1 km
  3. GD33G9Suburb1.6 km by 2.01 km
  4. GD33G9FA few streets320 m by 403 m
  5. GD33G9F9Building64 m by 80.5 m
  6. GD33G9F96Entrance12.8 m by 16.1 m
  7. GD33G9F96CDoorway2.56 m by 3.22 m

More in Mexico

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