The MapQuest Maps Android SDK interacts with the API. It's recommended to obtain a MapQuest key to associate requests to APIs in an account. Developers can find existing keys or create a new one on the Applications page.
Streetlayer is a white label API for real time international address validation, autocomplete and geocoding. This tutorial introduces the streetlayer API including ensuring high-quality data by validating addresses, delivering address suggestions and determining coordinates of street addresses.
Our API directory now includes 82 address APIs. The newest is the 1Map API. The most popular, in terms of mashups, is the geocoder API. We list 41 geocoder mashups. Below you'll find some more stats from the directory, including the entire list of address APIs.