A mobile user's geolocation can typically be determined within 5 to 20 miles based on their IP address without the user explicitly disclosing their location. Based on an IP address (a.k.a. geoIP), several details of a web user's location can be calculated – country, region (state/province), ZIP code, metro area (e.g., Twin Cities), city, latitude, longitude, area code, weather station, and more. Yup. This is a gold mine for personalizing content to convert!
See it on Scoop.it, via Google Places Optimization & Local SEO News
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