HTC Thunderbolt Cell Phone User Manual


 
Phone calls 73
The phone will recognize a number as a phone number if the 
number has a minimum of 5 digits and have at least one of the 
following:
Numbers starting with a plus sign (+). For example, +1-987-
654-321 or +1987654321.
Numbers starting with an area or country code enclosed in a 
parenthesis. For example, (02)987654321 or (02)987-654-321.
Numbers separated by dashes. For example, (02)-987-654-321 
or 0987-654-321.
4. Tap Call.
5. When the phone dialer screen opens with the phone number 
already entered, tap Call.
To find out more about using email on your phone, see the Email 
chapter.
Making an emergency call
You can make emergency calls from your phone even if you don’t have 
a SIM card installed or your SIM card has been blocked. 
Press HOME  , then tap Phone.
Dial the international emergency number for your locale (for 
example, 000), and then tap Call.
Additional emergency numbers may be included in your SIM card. Contact 
your Verizon Wireless for details. 
If you’ve enabled but forgotten your lock screen password, lock 
pattern, and/or the SIM lock, you can still make emergency calls by 
tapping Emergency call on the screen.
1.
2.