Bomb Threat Call Procedures

Most bomb threats are received by phone. Bomb threats are serious until proven otherwise. Act quickly, but remain calm and obtain information with the checklist.

If a bomb threat is received by phone:

  1. Remain calm. Keep the caller on the line for as long as possible. DO NOT HANG UP, even if the caller does.
  2. Listen carefully. Be polite and show interest.
  3. Try to keep the caller talking to learn more information.
  4. If possible, write a note to a colleague to call the authorities or, as soon as the caller hangs up, immediately notify them yourself.
  5. If your phone has a display, copy the number and/or letters on the window display.
  6. Complete the Bomb Threat Checklist immediately. Write down as much detail as you can remember. Try to get exact words.
  7. Immediately upon termination of the call, do not hang up, but from a different phone, contact FPS immediately with information and await instructions.

If a bomb threat is received by handwritten note:

  1. Call ______________________
  2. Handle note as minimally as possible.

If a bomb threat is received by email:

  1. Call ______________________
  2. Do not delete the message.

Signs of a suspicious package:

  • No return address 
  • Poorly handwritten
  • Excessive postage 
  • Misspelled words
  • Stains 
  • Incorrect titles
  • Strange odor 
  • Foreign postage
  • Strange sounds 
  • Restrictive notes
  • Unexpected delivery

DO NOT:

  • Use two-way radios or cellular phone; radio signals have the potential to detonate a bomb.
  • Evacuate the building until police arrive and evaluate the threat.
  • Activate the fire alarm.
  • Touch or move a suspicious package.

Who to Contact

Bomb Threat Checklist 

  • Date 
  • Time
  • Time Caller Hung Up
  • Phone Number 
  • Where Call Received

Ask Caller

  • Where is the bomb located? (Building, Floor, Room, etc.) 
  • When will it go off? 
  • What does it look like? 
  • What kind of bomb is it? 
  • What will make it explode? 
  • Did you place the bomb? Yes No 
  • Why? 
  • What is your name?
  • Exact words of the threat:

Information About Caller

  • Where is the caller located? (Background and level of noise) 
  • Estimated age: 
  • Is voice familiar? If so, who does it sound like? 
  • Other points: 

Caller’s Voice

  • Threat Language:
  • Accent
  • Angry
  • Calm
  • Clearing throat 
  • Coughing
  • Cracking voice 
  • Crying
  • Deep
  • Deep breathing 
  • Disguised
  • Distinct
  • Excited
  • Female
  • Laughter
  • Lisp
  • Loud
  • Male 
  • Nasal ‰ 
  • Normal ‰ 
  • Ragged ‰ 
  • Rapid ‰ 
  • Raspy ‰ 
  • Slow ‰ 
  • Slurred ‰ 
  • Soft ‰ 
  • Stutter 

Background Sounds

  • Animal Noises
  • House Noises
  • Kitchen Noises
  • Street Noises
  • Booth
  • PA system
  • Conversation
  • Music 
  • Motor
  • Clear
  • Static
  • Office machinery
  • Factory machinery
  • Local
  • Long distance

Threat Language

  • Incoherent
  • Message read
  • Taped
  • Irrational
  • Profane
  • Well-spoken

Updated: 12/16/2025 05:08PM