Vasoline Phone Prank
Apply some vasoline to any phone receiver. Your victim will have a sticky ear after answering the next call.

End The Phone Call
If you are on the phone and talking to someone who is just wasting your valuable time, then just hang up mid sentence. The victim will never know if it was you pressing 'disconnect' or just a bad connection.

Where Is My Phone?
Hide your victim's phone and give him a call. Then try not to laugh as you watch him scramble around looking for his phone.

31 Flavor Phone Prank
Call your victim and disguise your voice as a radio DJ and ask him this simple question: "If you can name 31 Baskin Robin Ice Cream flavors in 31 seconds, then you will win $31,000...ready? Go..then wait a few seconds and say "oh! so sorry you are out of time" then hang up!

Phone Receiver Trick
Unplug the phone receiver just a little bit, so it looks like its still plugged in and is not noticeable. The next time the phone rings and your victim goes to answer it...the receiver will come right out!

Sticky Tape In Your Ear
Use either double sided clear sticky tape or just roll up regular clear tape. Place it on the ear part of the phone headset. Whoever answers the phone next won't even notice it and will have clear tape stuck to their ear.

Overdue Video Rental
Call a random number and tell him you are calling from the local video store. Tell him his video rental "Girls Gone Wild" is overdue and needs to be returned ASAP!

Grandma! Be Carefull.
Call a company that allows you to order products over the phone. Then tell them, "Yes, i would like to order a...Grandma! Be Carefull!!"...sorry about that...then go on ordering the item but every so often say, "Grandma put that shotgun down!" then say "Don't get too close to those steps with that gun grandma!" continue with your order then make a loud BANG!!! noise and say OMG!!! then hangup on them.

Fax Machine Prank
Call someone by dialing their number with the max machine. They will receive a loud screeching and very annoying sound coming through the phone.

Answering The Phone Prank
Next time you answer your phone, this is what you should say: "hello, this is (Your Fake Name Here) from the city morgue, you stab them we slab them, how may I help you?"