A team led by a Libyan-American telecom executive has helped rebels hijack Col. Moammar Gadhafi's cellphone network and re-establish their own communications.

The new network, first plotted on an airplane napkin and assembled with the help of oil-rich Arab nations, is giving more than two million Libyans their first connections to each other and the outside world after Col. Gadhafi cut off their telephone and Internet service about a month ago.

That...