Campo Grande

Mato Grosso do SulBrazil

With a code: #9HLMJ-3J4PK
Said aloud: Campo Grande 3J4PK

What the code says

The Grid Point Code for Campo Grande is #9HLMJ-3J4PK. It names a cell 2.56 m north to south and 3.20 m east to west, centred on 20°26'34.01"S, 54°38'46.97"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 Campo Grande, near its centre.

Code: #9HLMJ-3J4PK
With a check character: #9HLMJ-3J4PK*0
Short form: 3J4PK
Cell centre: -20.442781, -54.646380
Cell size: 2.56 m by 3.20 m
Region: Mato Grosso do Sul
Country: Brazil
Population: 906,092

How to give this address

On a sign, a form or a delivery note: The whole code, #9HLMJ-3J4PK. It needs nothing else: no city, no street, no network to read it back.
Said aloud, in Mato Grosso do Sul: Campo Grande 3J4PK: 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 Campo Grande. 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: #9HLMJ-3J4PK*0. 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 50.1 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.

9HLMMetropolitan area40 km by 50.1 km
9HLMJDistrict8 km by 10 km
9HLMJ3Suburb1.6 km by 2 km
9HLMJ3JA few streets320 m by 401 m
9HLMJ3J4Building64 m by 80.1 m
9HLMJ3J4PEntrance12.8 m by 16 m
9HLMJ3J4PKDoorway2.56 m by 3.2 m

More in Brazil

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