Related terms:
emergency telephone number
landline
dialing
numbering plan
phone numbers
caller
local number portability
european emergency number
Wikipedia sources:
North American Numbering Plan
First normal form
9-1-1
Telephone numbers in Malaysia
Emergency telephone number
List of North American Numbering Plan area codes
999 (emergency telephone number)
Features of Skype
Toll-free telephone number
Telephone numbers in Australia
112 (emergency telephone number)
Telephone exchange
Local number portability
Non-geographical telephone numbers in the United Kingdom
Telephone keypad
Telemarketing
Automatic number identification
867-5309/Jenny
Telephone directory
GSM services
Lindbergh kidnapping
Rotary dial
All in the Family
Mobile phone spam
Intelligent network
100 (number)
Kiss of the Spider Woman (film)
Vonage
Caller ID
Fonejacker
Context for words:
telephone
number
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