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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9 views

How to get all postal code using polygon mapping

I am working with polygon mapping in GOOGLE MAPS API 3. in my application i need to get all postal code (Singapore) between the boundaries which i mapped. can anyone suggest me for any possibilities.
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0answers
15 views

How to add addresses to line segments in road network files?

I have road network data for incorporated/unincorporated places in the US. Each place is composed of road network lines with the following attributes: street name, length, place name, State. I would ...
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2answers
79 views

Find parent place using nominatim

I have a locally hosted Nominatim service. I'm trying to reverse geocode a lat, lon to a place hierarchy. E.g. ...
3
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1answer
22 views

Addressing based on centrelines, or assigned at parcel creation?

I'm still pretty green when it comes to GIS and using ArcGIS products, so hopefully this question doesn't sound too dumb. I am just wondering what the best way to go about assigning addresses to ...
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1answer
1k views

How to find nearest city using Geonames features codes

I've got about 300,000 lat/lng coordinates of events that I'm combining into a large map. The coordinates come from all over the world. For each point, I want to find the nearest city of at least XYZ ...
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4answers
7k 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 ...
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1answer
49 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 ...
17
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1answer
3k 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 ...
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3answers
5k 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 ...
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5answers
8k views

What reliable GeoCoding service would you recommend me?

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.
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2answers
62 views

Geocode.farm addresses are not allowed to be displayed? Alternatives?

I just read the ToS of Geocode.farm and I am really curious about this paragraph : You may NOT display the information and data on either an internet or intranet site, regardless of access ...
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2answers
114 views

Reverse geocoding using OSM data imported into PostGIS

I'm trying to reverse geocode some points using an OSM import into PostGIS. I imported the OSM data (for Denmark so all addresses should be avaialable) into PostGIS using osm2pgsql enabling ...
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2answers
137 views

Find country from GPS coordinates, offline using python

I'm aware that there are several similar questions already but I have been searching for days and not been able to solve my problem: All solutions I've found require GDAL, which I have not been able ...
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0answers
51 views

Gisgraphy importer crashing, possibly due to JDBC connections problem. Is there a fix? [closed]

I've been trying to install gisgraphy for the past few days. The setup has went well, but the software crashes while importing data. I'm only importing data for a single country so it's not overly ...
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1answer
184 views

Nominatim reverse geocode gets blocked - how do i send a valid UserAgent or Referer?

I have a php page that requests reverse geocoding data from Nominatim OSM server. It was working for over a year. Recently started blocking my requests with the following message: You have been ...
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2answers
24 views

Reverse geocoding TIGER road data to include US place names

I downloaded primary, secondary, and local road data in Montana via USDA; however, place names (city/town etc) are not included in the data sets. I'm just wondering if there is a method to reverse ...
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1answer
48 views

Reverse Geocoding: Add municipality to resultant shapefile?

I have a list of points with Lat & Long coordinates that I've plotted on the map. I used reverse geocoding to attach the corresponding address. The resultant shapefile returns the lat & long ...
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0answers
33 views

How to fetch the street Names from OSM in android?

I am trying to make a program that will be able to fetch the street intersection coordinates in a given radius. I have OSM map on android. Now I am in the blur and cant see what to do! I have a ...
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0answers
45 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
371 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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0answers
67 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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0answers
11 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 ...
0
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1answer
29 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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2answers
988 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: ...
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2answers
568 views

Is there a service that does geocoding with advanced language support?

I'm building an address disambiguation page and I'm interested in having geocoding results returned in the local language of the country the result's in. For example, if I make a reverse geocoding ...
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2answers
435 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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0answers
274 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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2answers
467 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 ...
0
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1answer
104 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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0answers
37 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 ...
1
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1answer
791 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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0answers
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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120 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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2answers
275 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 ...
3
votes
2answers
2k 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. ...
2
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0answers
237 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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0answers
38 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
votes
1answer
145 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 ...
2
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0answers
479 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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0answers
70 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 ...
1
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1answer
109 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
219 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
125 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
31 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 ...
0
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1answer
747 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 ...
8
votes
4answers
12k 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 ...
2
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1answer
843 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 ...
10
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2answers
5k views

What is the best way to do reverse geocoding with PostGIS?

Is there a way to do reverse geocoding with PostGIS? There's a lot of information on the Web but I found it very confusing... I have imported osm data into my own Postgres with PostGIS database. Now ...
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0answers
82 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 ...
8
votes
1answer
8k 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?