Grid Point Code

Play

Saint Paul

MinnesotaUnited States

With a code
#G21R0-8WNHC
Said aloud
Saint Paul 8WNHC

Get the code for your door

What the code says

The Grid Point Code for Saint Paul is #G21R0-8WNHC. It names a cell 2.56 m north to south and 2.42 m east to west, centred on 44°56'39.90"N, 93°05'35.73"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 Saint Paul, near its centre.

Code
#G21R0-8WNHC
With a check character
#G21R0-8WNHC*4
Short form
8WNHC
Cell centre
44.944416, -93.093258
Cell size
2.56 m by 2.42 m
Region
Minnesota
Country
United States
Population
303,176

How to give this address

On a sign, a form or a delivery note

The whole code, #G21R0-8WNHC. It needs nothing else: no city, no street, no network to read it back.

Said aloud, in Minnesota

Saint Paul 8WNHC: 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 3.8 km east or west of Saint Paul. 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

#G21R0-8WNHC*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 37.8 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. G21RMetropolitan area40 km by 37.8 km
  2. G21R0District8 km by 7.56 km
  3. G21R08Suburb1.6 km by 1.51 km
  4. G21R08WA few streets320 m by 303 m
  5. G21R08WNBuilding64 m by 60.5 m
  6. G21R08WNHEntrance12.8 m by 12.1 m
  7. G21R08WNHCDoorway2.56 m by 2.42 m

More in United States

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