When looking at a map of the distribution of telephone area codes for North America, it appears that they are randomly distributed. I am doubtful that this is the case, however. Does anyone know how the area codes were/are chosen?

Area Codes Solution

lib/config.php:156: Notice: Undefined variable: accept

lib/DbaDatabase.php:134: Warning: dba_replace() [<a href='function.dba-replace'>function.dba-replace</a>]: You cannot perform a modification to a database without proper access