Comcast/Xfinity continues to only post the 1800COMCAST or 1800XFINITY numbers and you have to have an archaic phone for those letters to have numbers. On a Blackberry, the word COMCAST has only two numbers in it on the keyboard.
The U.S. Air Force redirects here. For the song, see The U.S. Air Force (song). The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces and one of the seven American uniformed services. Initially part of the United States Army, the USAF was formed as a separate branch of the military on 18 September 1947 under the National Security Act of 1947.
Top 10 Largest Air Force in the World. This list of the Top 10 Largest Air Force in the World is by no means accurate. Numbers are gathered from different sources. The country's military aircraft secrecy is also a big factor. The top 3 biggest air force in the world: United States of America (USA) is the largest air force in the world, followed by Russia, as the second largest air force in the world; then China being the third largest air forces in the world.