It makes a good reference card to print out for the desk/cube wall.  Help reduce mistakes when communicating over the phone in a loud datacenter environment.  Also makes you sound more technical.

A: Alpha
B: Bravo
C: Charlie
D: Delta
E: Echo
F: Foxtrot
G: Golf
H: Hotel
I: India
J: Juliet
K: Kilo
L: Lima
M: Mike
N: November
O: Oscar
P: Papa
Q: Quebec
R: Romeo
S: Sierra
T: Tango
U: Uniform
V: Victor
W: Whiskey
X: X-Ray
Y: Yankee
Z: Zulu