Barry Frost

This is Barry Frost’s personal website.

Tagged #geocoding


A tool to search OSM data by name and address and to generate synthetic addresses of OSM points (reverse geocoding)

Geonames: Postal Codes

Free (CC Attribution licence) web service for postcode lookups. Lat/Lng results in JSON.

IP to Location Service

Specify ipaddress parameter and it returns XML string with the country associated with the IP

Hungry Machine Blog: Super fast IP to lat/lng in Rails

Calculating Distance in Miles from Latitude and Longitude

Uses Google’s GeoCoding API and some simple maths in SQL