Questions tagged [reverse-geocoding]

The process of converting coordinates (latitude, longitude) into human readable names of locations, such as an address (perhaps partial) or other brief descriptive text.

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22
votes
7answers
12k views

Choosing GeoCoding service?

I'm looking for a web service providing a full address based on coordinates (and reverse). I'm ready to pay for that service. I don't want to use Google's API.
11
votes
5answers
21k views

API to reverse geocode latitude, longitude to census tract?

I have a bunch of latitude,longitude coordinates (mostly city/town centroids) in the United States for which I'd like to find the containing census tract. For instance, input => nn.nnn, -nn.nnn ...
11
votes
1answer
3k views

Reverse Geocoding Libraries

I'm new to GIS and mapping services. Can anyone tell me what my options are for reverse-geocoding libraries, other than nominatim? I'm most likely going to be working with OpenStreetMap data. So I'...
4
votes
3answers
22k views

Complete list of UK postcodes plus their city, county, uk country

Is there a free data set of all current UK postcodes (about 1.7 million-ish) plus their city name, county and UK country (e.g. Liverpool, Merseyside, England) and ideally lat, long, east, northings?
22
votes
1answer
5k views

Comparison of geocoding solutions (such as Gisgraphy & PostGIS 2.0) [closed]

As I am sure many of you are aware, PostGIS has finally released Version 2.0 and included within this version they have also built a geocoder (see: http://postgis.net/docs/Extras.html). Although I ...
13
votes
4answers
27k views

Looking for ZIP+4 boundaries

I know where to find 5-digit ZIP code boundaries. Do 9-digit ZIP code boundaries exist? If so, where might I find them?
12
votes
5answers
26k views

Getting polygons of all countries and ISO-3166-2 subdivisons

In order to do reverse geocoding lookups to find a country (as ISO-3166-1) and the subdivision (as ISO-3166-2) for given coordinates I am looking for a way to get all polygons of all countries and ...
9
votes
1answer
13k views

Finding out if coordinate is within shapefile (.shp) using pyshp?

I'm trying to map coordinate data to a municipality. Reverse geocoders aren't as accurate as I need them to be (I was using geocoder pkg before), so I found a .shp that maps and names all the ...
4
votes
3answers
8k views

Seeking free application or web service for reverse geocoding [closed]

I'm looking for a fast and free web service or local application (this it would be better, a local service with database of street, numbers, city, etc.) for reverse geocoding. I could use google but ...
2
votes
2answers
3k views

Reverse Geocoding in QGIS

I have a point shapefile with "Lat" and "Lon" attributes with more than 1000 features. I want to add street address data in the shapefile by Reverse Geocoding but the Geocoding plugin has no such ...
10
votes
2answers
8k views

How to reverse geocode with ArcMap?

What steps to I have to take in ArcMap (ArcEditor) to input a lat / long and return nearest address? I found the Reverse Geocode tool but I can't figure out what to put in the "Input Features" and "...
3
votes
2answers
3k views

Geopy Error with Reverse Geocoding

I am using Geopy. I get following error for the code. I have using the same code as on https://code.google.com/p/geopy/wiki/ReverseGeocoding from geopy import geocoders g = geocoders.GeoNames() (...
1
vote
1answer
2k views

Bulk reverse geocoding with Geopy using built-in rate_limiter

I have a dataset with latitude and longitude coordinates, and I would like to get actual addresses for those. Since I'm using Geopy and Nominatim, I am limited to 1 request per second. Although the ...
1
vote
1answer
590 views

Is it possible to create a geocoding and reverse geocoding service based on the shapefiles data

We have some shapefile data and we have export to them to a MySQL table. The table have these columns: id name description fulladdress code lng lat ... Now I wonder if it is possible to create a ...
3
votes
1answer
1k views

Reverse geocoding Nominatim results?

I need to obtain street intersections from reverse geocoded lat/long, where there is no house number information. I have a tile server and Nominatim running in Ubuntu 12.04 virtualbox. I followed ...
2
votes
1answer
1k views

Reverse Geocode latitude longitude with Geotools using Natural Earth Shapefiles in Java

I am trying to perform reverse geocoding in Java using GeoTools and Natural Earth Shapefiles. I just want to pass latitude longitude and get the corresponding country name + state name. I have ...
1
vote
1answer
371 views

Uniquely defining shortened address for geocoding [closed]

I've searched for existing concepts to define shortened addresses, but didn't find anything yet that fits my needs. For an example, I have to define object locations for say desks, where desks are ...
1
vote
1answer
1k views

Reverse Geocode for Android

I am new to arcgis for android. I practice using Geocode and reverse geocode. I use sample Place Search from Esri, but i also want to add Reverse Geocode in it so that after a user put in the address ...