The reason behind the newly added area code is simple: To ensure new telephone numbers are available, according to the Tennessee Public Utility Commission. The plans for 729 to join the 423 ...

"Pick up your phone and call the professionals ... Narrator: An FCC contractor called the NANPA, or North American Numbering Plan Administration, is tasked with assigning numbers for use.

The North American Numbering Plan Administrator is an integrated telephone numbering plan that serves the United States, Canada and nearly 20 other North American countries. NANPA governs the ...

The state Public Service Commission has officially approved new area code 465 for the Bronx, Brooklyn, Queens, Staten Island ...