The Geocodio Python Library pygeocodio is a Python wrapper for Geocodio API. With this library, developers have a way to geocode individual address, batch geocode multiple addresses, and more in Python.
Online mapping pioneer MapQuest just launched a new local site to explore 50,000 U.S. neighborhoods. MQVibe uses the MapQuest API to display neighborhood shapes and highlighted places. The MQVibe API, while not officially launched, is used by the site itself and appears available externally.