How to update or correct location services information

If you are using Wi-Fi on iPhone, iPad, iPod touch, or Mac OS�X�10.6 or later and you experience unexpected results when using location services, you can refer the respective wireless router administrator to the following URL to update information that Skyhook has about the wireless router's information: http://skyhookwireless.com/howitworks/submit_ap.php Location services information is used when tapping the Location button in Maps on the iPhone, iPad, and iPod touch as well as in other built-in applications and many third-party applications available from the App Store. Location services information is used when setting the time zone automatically using the current location in the Date &�Time System Preferences in Mac OS�X�10.6 or later on a Macintosh equipped with Wi-Fi.

Source: Apple - Support - Most Recent - iPhone