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10-10-321, 10-10-345, 10-10-220, and 10-10-987 are United States long-distance phone services best known for their prolific television and direct mail advertising in the late 1990s. 10-10-321 was the first mass-marketed service of its type. 10-10-345 was owned by AT&T, and the rest were all owned by MCI, which is now part of Verizon.
For example, 10-10-288 for AT&T. Area code 700, ... a local long-distance call can be billed at a higher per-minute rate than interstate long-distance calls, despite ...
The original batch of carrier codes began with 0, so this type of "dial around" service was typically marketed as dial-around 1010-xxx service. NANPA maintains separate lists of carrier codes for feature groups 'B' and 'D' [7] as not all long-distance providers support both standards.
Wide Area Telephone Service (WATS) was a flat-rate long-distance service for customer dial-type telecommunications in the service areas of the North American Numbering Plan (NANP). The service was between a given customer phone (also known as a "station") and stations within specified geographic rate areas, employing a single telephone line ...
A subscriber located just outside the exchange boundary of a large city, or just outside the flat-rate local calling area for the city, would find that many numbers which would have been local from the city itself became long-distance. In many areas, local flat-rate service was subsidized by long-distance toll service for much of the 20th century.
A rate center is a geographical area used by a Local Exchange Carrier (LEC) to determine the boundaries for local calling, billing and assigning phone numbers. Typically a call within a rate center is local, while a call from one rate center to another is a long-distance call.)
At the other end of the quality spectrum is a route using VoIP over the long-distance satellite link terminating in an ISP using a leaky PBX to terminate the calls. VoIP packets contain a lot of signaling overhead: to carry the 64k of data packet a conventional telecoms network transmits needs around 100k of bandwidth with VoIP.
An International Gateway is a telephone number through which calls are routed to get cheaper rates on international long distance charges, or to make calls through voice over IP networks internationally. They also are effective in making an international call into the US appear as if it is originating from a local number rather than the real ...