In 1951-1999 what are the procedures & steps in making out-going calls?

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important information in 1951-1999

2006-10-03 19:56:45 · 2 answers · asked by Anonymous in Consumer Electronics ➔ Land Phones

1 (areacode) number

2006-10-03 19:58:58 · answer #1 · answered by MiLuv 4 · 0⤊ 0⤋

The North American Numbering Plan was implemented in 1951.

See:

http://en.wikipedia.org/wiki/North_American_Numbering_Plan

2006-10-04 22:30:34 · answer #2 · answered by Max2 4 · 0⤊ 0⤋