How can I find the Postal Code of an IP address?
The GeoIP City database includes postal codes for the following countries:
Argentina, Australia, Austria, Belgium, Brazil, Bulgaria, Canada, Croatia, Czech Republic, Denmark, Finland, France, Germany, Hungary, Iceland, India, Italy, Malaysia, Mexico, Netherlands, New Zealand, Norway, Pakistan, Poland, Portugal, Russia, Slovakia, South Africa, Spain, Sweden, Switzerland, Thailand, United Kingdom and United States
GeoIP2 Precision Web Services accurately geolocate 9% more IPs to postal codes than legacy GeoIP data.
We use GeoNames’ free worldwide postal code databases.