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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17 views

Postgis reverse geocoding for other countries

I have tried using postgis_tiger_geocoder extension for reverse geocoding and it just has the U.S related data(56 states or so) but I need to have few more countries like canada and few more. Is there ...
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1answer
29 views

How to resolve the postgis “type geometry does not exist” issue on installing tiger_geocode extension?

I have installed postgis extension in my db. I have few columns associated with its type in few tables and now I would like to use reverse geocode functionality in my app. Hence I tried to create ...
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21 views

Reverse geocoding from sql server

I have a lot long/lat data in MS SQL Server, i want to do reverse geocoding by using openstreetmaps or some other free web service, and on the end i want to display all of that in report builder, does ...
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9 views

How to identify features intersecting or near a marker?

Is there an app, program, service or API that can identify features (such as roads, buildings, parks, etc.) intersecting or near a marker? I'd like to achieve both goals -- meaning to both identify ...
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1answer
21 views

Mapping Ecclesiastical Parish Data

I am looking for a way to plot data relating to the number of people in a given location - the location being an ecclesiastical parish. So I need software that will allow me to import a map of ...
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75 views

Nominatim reverse geocoding not returning house numbers

I've installed my own nominatim server. I'm doing regular geocoding and reverse geocoding on a set of US street addresses. I have installed the Tiger 2014 edges dataset for the area I need. Regular ...
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26 views

Permanent link to a Nominatim address?

I want to be able to link landmarks from a private database to their respective OSM representations (nodes, ways or relations). One of the approaches I have seen to get permanent-ish reliable link to ...
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16 views

Is there a service or db to download or convert Postal Codes to Geo-Shapes / Polygons? [duplicate]

I'm looking for a service that converts Postal Code of Major European Cities to Geo Shapes (List of Lat/Lng) pairs like when you go to Google Maps and type for examples 10557 Berlin, and it draws ...
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32 views

Get addresses from TIGER geocoder in polygon

I have the TIGER geocoder installed, setup and working in POSTGIS. I also see the reverse geocoder lets me get an address from a point on the map. But now I want to provide a polygon and get all the ...
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2answers
153 views

Get road type by coordinates

I need to do the following task: to retrieve the road type (highway, bridge, track, pedestrian and others) by coordinates, query a remote service (via HTTP). I'm looking at the different major ...
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80 views

How/Where to get reverse geocodes up to 5 decimal points precision for offline use?

I would like to have a simple text file(s) with following reverse geo-codes information for all the countries (i.e. world): Coordinates -- Address e.g. 12.96779, 77.65306 -- #7, Jeevan Bima ...
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136 views

Postgres OSM planet reverse geocoding

i'm building function for reverse geocoding in Postgres using PostGIS function's. For now i was able to clean up all the data that was useless to me(rivers, buildings,etc.). I got 3 ...
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36 views

Network Analysis for Pickup and Dropoff

I have a bit of a problem that I need help with. I am looking at a set of lat/long with a time stamp for the desired pickup or drop-off for passengers. There are multiple pick-ups and drop-offs within ...
2
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0answers
280 views

Nominatim: Always getting “unable to geocode”

I've installed Nominatim and everything seems to work fine, but whenever I try to use the reverse geocoding API, all I get is "unable to geocode". Strangely, the search function works well and returns ...
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2answers
1k views

Offline geocoding and reverse geocoding for android

I'm developing an android application that cannot use internet and need to deal with maps and positioning. Download OpenStreetMaps data seens to be a good solution to access map information offline. ...
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0answers
57 views

How to geocode a building with different entrances

I am working on a routing map for a university campus. the routes are modeled and network analyst works fine. The problem: Many of these buildings have several entrances. Is there a way to geocode ...
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1answer
81 views

Reverse Geocoding: cannot connect to World Geocode Service

I should probably go to ESRI for help with this question, but I was hoping that someone else might have had the same problem and solved it. I'm part of a larger university and we get ArcMap as a site ...
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0answers
148 views

If we use Nominatim just for reverse geocoding, is it possible to delete some tables from the PostGIS database?

I've installed Nominatim on a server following these instructions. I've also imported the luxembourg osm.pbf file data, so reverse geocoding queries successfully work in the luxembourg area. What I ...
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1answer
92 views

How to find a location is inside a country?

Given a Country Code and a Lat Lng pair, I want to find whether it is inside that country or not? What is the way to do it? Is there an algorithmic way to do this? I can accept certain amount of ...
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2answers
28 views

Inside/Outside Local Jurisdictions

Does anyone know of a software or service that can define whether a location is inside or outside of city and county jurisdictions? Our company is getting hit with huge tax audits because we did not ...
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0answers
75 views

Get house addresses within polygon?

Is there a data source/service for the USA where, if we provide a polygon, it provides the addresses of all houses contained within it? I just want to know if this type of functionality or similar to ...
2
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1answer
116 views

I would like to reverse Geocode from the infowindow

I am just learning the ropes with CartoDB and am curious to know if this is possible. I have a CartoDB map with points and I am entering data into this map through the CartoDB editor. I would like ...
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1answer
615 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 ...
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1answer
700 views

Reverse Geocoding - calculate every time, or store result in database?

Several questions, such as this one, discuss whether to store only lat/long in the database & calculate the street address every time it is needed, but they seem to miss a few points & seem to ...
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2answers
287 views

Can I use Map Quest/ Open Street map to get the local names?

I am using the reverse geocoding service provided by Map Quest. For a sample coordinate of N 53.27, E 8.123333, I receive the state of "Lower Saxony". According to Wikipedia, and a user of my service, ...
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1answer
328 views

Web API for reverse geocoding geographic features

Is there a free web API that can reverse geocode geographic feature names? I'm currently using the Google API, which will return political and street address info, but I would like to return the names ...
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1answer
95 views

Match bicycle routes to street lines

I have a KML layer of bicycle routes and a street line layer. Using either ArcGIS or QGIS, how can I select the streets that correspond to the bicycle routes?
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1answer
548 views

How to identify township range and section from longitude and latitude

I have several hundred coordinates in an Excel file. I would like to identify the township range and section they are located--what is the easiest way to do this? I have you QGIS and basic GIS skills ...
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2answers
490 views

What is exactly reverse geocoding

I am the developper of gisgraphy (and in few weeks), the new version will be roof top. So i plan to update my reverse geocoding service to house numbers (it was only for streets), I thought it was ...
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2answers
298 views

Possible for there to be same street, city, and country in two locations

I am working on a project, and need to know if it is at all likely in most of the world that there can be two streets in a city with the same name, in the same country, but in two different locations. ...
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232 views

Get list of cities within a bounding box

I need to find a web service that allows me to reverse-geocode but with a bounding box. In other words, I want to give the coordinates for a bounding box of latitude and longitude, and be provided ...
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1answer
816 views

How to get accurate coordinates from google geocoding services?

Can I write my address in a better way to increase the odds of getting better coordinates from google geocoding services. If someone has insights about how GIS parse addresses or experinces with ...
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1answer
2k views

Local geolocation to FIPS county using Latitude and Longitude

I millions of lat,long pairs and I want to convert to FIPS county codes that match with the US census data. In the past I used the census block api but that is too slow for the amount of numbers that ...
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155 views

How to use ArcGIS to reverse geocode and get road segment number?

I am now in a project which need to make reverse geocoding , namely ,given the latitude and longitude(assumed that the location is in a street), I want to get the road segment it is located in. What I ...
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0answers
371 views

Google map showing Overlapping Boundaries [closed]

I am working in process of building an online Geocoding and Reverse Geocoding Service .For That I have been preparing a database by creating a centroid point in a shapefile and sending the point to ...
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2answers
377 views

How can I cache reverse-geocode results?

I'm implementing an Android application that needs to do some reverse-geocoding to resolve a geocoordinate to a city. What is the best way to cache this information on the smartphone so that I don't ...
3
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1answer
413 views

How to get around the 10-character limit when converting from kml to shp with ogr2ogr

I'm trying to create custom .shp files by drawing polygons on a new layer in Google Maps Engine, exporting that .kml file, and then converting that file to a .shp file with ogr2ogr. If I run a ...
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1answer
289 views

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

We have some shapfile data and we have export them to the mysql table. The table have these columns: id name description fulladdress code lng lat ... Now I wonder if it is possible to create a ...
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1answer
506 views

ArcGIS Android Reverse geocoding, Cannot perform query. Invalid query parameters

I'm trying to write reverse geocoding. And i copied code given here... Here is my code sample.. public class MagProActivity extends Activity { private MapView mMapView; ...
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1answer
246 views

how to build a reverse geocoding service [duplicate]

We want to build a web service like google reverse geocoding. Of course, we will only provide the service for only a specified region. Then we want to know things we need to implement it. By now, ...
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1answer
712 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 ...
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1answer
623 views

Reverse geocoding polygon co-ordinates?

I have a large dataset of polygons for property sections that I need to reverse geocode. It was recommended that I use a GIS like Quantam to do this however from my research I am not 100% sure if a ...
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1answer
433 views

add a Custom search to an openlayers map

I have looked at this thread: add location search to openlayers map But it is not the result that I am trying to achieve. Probably best if i show you: ...
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3answers
4k views

Free application or web service for reverse geocoding

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 ...
3
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2answers
227 views

Self hosted, highly accurate, address geocoding?

I'm working on an app that requires Rooftop level accuracy coupled with very high volumes. The client would prefer to self-host the solution which might not be a bad idea considering our volume and ...
2
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2answers
766 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() ...
2
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1answer
2k views

Reverse geocoding to get city, state, country data separately?

I have longitude and latitude data. I need to reverse geocode to get city, state, country data separately. I have checked google service. Google provides complete address to a micro level. ...
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81 views

Stopping the automatic snap to locator in Arcgis 10.0 reverse geocode

I built a network application using arcgis 10.0 sdk for wpf. The application uses a locator of highway milestones to reverse geocode (and identify) the "flag" the user clicked on the map. My Problem ...
2
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2answers
872 views

What Reliable Reverse Geocoding API Can I Use?

I am working in a company where our team requirement is to do reverse geocoding lookups. Below is our requirement. To give you more background, the 3 geolocation-related needs I have are as follows: ...
2
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3answers
269 views

Given (lon,lat), how can I quickly retrieve the containing administrative region?

Given a coordinate (lon,lat), I'd like to retrieve the containing administrative region (state/province level) for an offline mobile application. The method employed needs to be fast/efficient. ...