Geo & Location tools
Coordinates, distances, postal codes.
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Coordinates Converter & Distance
Convert lat/lon between decimal degrees and DMS, or compute the great-circle distance between two points.
Country Code Lookup
Phone country codes, ISO 3166 alpha-2 / alpha-3, currency codes, and ccTLDs for every country.
NANP Area Code Lookup
Look up North American area codes (US, Canada, Caribbean) by code or by region.
US ZIP Code Lookup
Look up US ZIP codes by code or by city/state. Starter dataset — covers state capitals and major metros.