IP2Location IP-COUNTRY-REGION-CITY-LATITUDE-LONGITUDE-ISP Database 

IP2Location IP-COUNTRY-REGION-CITY-LATITUDE-LONGITUDE-ISP is commericial lookup database that translates IP address to country, region, city, ISP, latitude and longitude. Developers use IP2Location for projects related to web and client applications.
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RoboGEO 

Geotag photos with latitude, longitude, and altitude info. Stamp location data onto the images or write it to the EXIF headers. Create Google Maps or KML KMZ files for Google Earth. Geocode from tracklogs or waypoints. Supports Garmin USB and GPX.
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Ham University 

Ham University (TM) helps you learn Morse code and prepare for your FCC Exams. It includes Morse code lessons, exercises and a neat game (Pentode(TM)) inspired by Tetris(R). For the written exam there is a training program plus practice exams.
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IP2Location IP-COUNTRY-REGION-CITY-LATITUDE-LONGITUDE-ISP-DOMAIN Database 

IP2Location IP-COUNTRY-REGION-CITY-LATITUDE-LONGITUDE-ISP-DOMAIN is commericial lookup database that translates IP address to country, region, city, ISP, latitude, longitude and domain name. Developers use IP2Location for geolocation projects.
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United States ZIP Code Database (Premium Edition) 

United States ZIP codes database one month subscription service. The database includes ZIP code, city name, alias name, state code, area code, city type, county name, FIPS, time zone, day light saving flag, latitude, longitude and county elevation.
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United States ZIP Code Database (Gold Edition) 

United States ZIP codes database subscription includes ZIP code, city name, alias name, state code, phone area code, city type, county name, FIPS, time zone, day light saving flag, latitude, longitude, elevation, MSA, PMSA and Census 2000 data.
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