Top 20 NuGet longitude Packages

Google Places, Maps, Roads, Search and Translate. Requests and Responses are complete with Google api documentation and references.
Provides an IANA time zone identifier from latitude and longitude coordinates.
A simple library designed to assist with geographic coordinate conversions, formatting and location based solar and lunar information.
Provides a easy-to-use interface for quering data in CEPAberto (http://www.cepaberto.com) API. Needs a API key (free after registration) to work. Find postal code, geocoordinates and city information about a postal code or a latitude/longitude data
Xamarin.Android bindings for anirudhmpai's EasyLocationFetch.
CoordinateSharp magnetic data extensions.
Geo based extensions to the units modeling library. Includes latitude, longitude, and the like. NMEA parsing for GPS and LASERS.
Please upgrade to version 12 (Search ThinkGeo.Core on NuGet) if possible. Version 12 works with both .NET Framework and .NET Core, has much less dependencies and many other benifits over 10.0. GraticuleLayer is included in the main package ThinkGeo.Core in Version 12. ThinkGeo.MapSuite.Layers...
Provides latitude and longitude coordinates from ZIP codes (50 states + DC) and more. Light-weight assembly built for various frameworks. No dependencies.
Object model for geospatial calculations and transformations.
A C# class library that will calculate distance and cardinal direction between two sets of coordinates and provides the lat/long boundaries around an origin coordinate allowing for simple SQL or LINQ selection of locations within the given radius.
An implementation of a latitude/longitude point coordinate with methods for calculating distance and bearing.
GpsNose is a geo-based social platform. You can use this SDK to attach the user management and real-world connectivity of GpsNose to your project or website. Your users can use their mobiles to login by the QR-code at your app/web and can describe, explore and communicate in their real current geogr...
The C# (.NET Standard) implementation of the Google Open Location Code API.
GpsNose is a geo-based social platform. You can use this SDK to attach the user management and real-world connectivity of GpsNose to your project or website. Your users can use their mobiles to login by the QR-code at your app/web (or directly app to mobile-web) and can describe, explore and communi...
Free .NET client to freegeoip.net for searching geolocation of IP addresses and host names
Generalized and self-contained platform for providing basic geographic related services without the need for a database
Simple platform independent location manager for iOS and Android (Xamarin)
Lookup a country by lat/lng coordinates
Easily get you GPS based location from Android Devices