Ads
related to: 411 find reverse phone
Search results
Results From The WOW.Com Content Network
Direct-distance dialing (DDD) was first introduced in areas with common-control switching (panel and crossbar) in the 1950s.These areas had used 411 for directory assistance, and because of the ability of common-control switching to analyze the initial digits of a number in a "sender" before routing the call, these areas did not require the dialing of an initial 1 to initiate a long-distance call.
There’s an easy way to find out: conduct a reverse phone lookup — for free. But is there a truly free reverse phone lookup? Yes — there are plenty of sites that offer free reverse phone lookups.
Callers dial 1-800 (888 or 866)-FREE411 [373-3411] from any phone in the United States to use the toll-free service. Sponsors cover part of the service cost by playing advertising messages during the call. Callers always hear an ad at the beginning of the call, and then another after they have made their request.
As cellular phones become more popular, there have been plans to release cell phone numbers into public 411 and reverse number directories via a separate Wireless telephone directory. However, these plans have come under opposition from internet based privacy advocate groups, and blogs, often citing privacy concerns.
Reverse lookup is a procedure of using a value to retrieve a unique key in an associative array. [1] Applications of reverse lookup include reverse DNS lookup, which provides the domain name associated with a particular IP address, [2] reverse telephone directory, which provides the name of the entity associated with a particular telephone ...
Companies requested to have their toll-free number listed, and paid the providers each time their phone number was released to a toll-free directory-assistance caller. In 1999, AT&T applied for permission to discontinue this service, [ 2 ] but it remained active until the summer of 2020.