Hà Tĩnh

Hà Tĩnh ProvinceVietnam

With a code: #KGXP3-NP1X4
Said aloud: Hà Tĩnh NP1X4

What the code says

The Grid Point Code for Hà Tĩnh is #KGXP3-NP1X4. It names a cell 2.56 m north to south and 3.25 m east to west, centred on 18°20'34.17"N, 105°54'20.44"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 Hà Tĩnh, near its centre.

Code: #KGXP3-NP1X4
With a check character: #KGXP3-NP1X4*C
Short form: NP1X4
Cell centre: 18.342824, 105.905679
Cell size: 2.56 m by 3.25 m
Region: Hà Tĩnh Province
Country: Vietnam
Population: 266,321

How to give this address

On a sign, a form or a delivery note: The whole code, #KGXP3-NP1X4. It needs nothing else: no city, no street, no network to read it back.
Said aloud, in Hà Tĩnh Province: Hà Tĩnh NP1X4: 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 5.1 km east or west of Hà Tĩnh. 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: #KGXP3-NP1X4*C. 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 50.7 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.

KGXPMetropolitan area40 km by 50.7 km
KGXP3District8 km by 10.1 km
KGXP3NSuburb1.6 km by 2.03 km
KGXP3NPA few streets320 m by 406 m
KGXP3NP1Building64 m by 81.1 m
KGXP3NP1XEntrance12.8 m by 16.2 m
KGXP3NP1X4Doorway2.56 m by 3.25 m

More in Vietnam

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