Search results
Results from the WOW.Com Content Network
Area codes start with a trunk prefix "0" and extend for up to four digits but usually 3; followed by the local phone number of up to seven digits. In industry jargon, these area codes and prefixes are referred to as NDCs (National Dialing Codes). This is the term used by ComReg and technical documents, as they include non-geographic codes ...
The North American Numbering Plan (NANP) divides the territories of its members into geographic numbering plan areas (NPAs). Each NPA is identified by one or more numbering plan area codes (NPA codes, or area codes), consisting of three digits that are prefixed to each local telephone number having seven digits.
Such numbers were assigned typically in manual offices, and the name would be spoken by a subscriber when requesting a destination. Often these were geographically significant names, such as the town's name. Telephone number card of c.1948 with the local telephone number 4-5876 in Atlantic City, NJ, using the central office prefix 4.
Automatic number identification (ANI) [1] [2] is a feature of a telecommunications network for automatically determining the origination telephone number on toll calls for billing purposes. Automatic number identification was originally created by the American Telephone and Telegraph Company (AT&T) for long distance service in the Bell System ...
Abbreviated dialing is the use of a very short digit sequence to reach specific telephone numbers, such as those of public services. The purpose of such numbers is to be universal, short, and easy to remember. Typically they are two or three digits. Carriers refer to the shortened number sequences as abbreviated dialing codes (ADCs).
If you have a WhatsApp account associated with the phone number you've added to your AOL account, you may see it as an option to receive an account verification code. Find out how to use WhatsApp to verify a new AOL account, how to reinstall WhatsApp if you have uninstalled it, and where to go for WhatsApp technical support. Mail · Dec 13, 2024
If you use a 3rd-party email app to access your AOL Mail account, you may need a special code to give that app permission to access your AOL account. Learn how to create and delete app passwords. Account Management · Apr 17, 2024
In the US, the location routing number is a ten-digit number following the specifications of the North American Numbering Plan. [2] The LRN is stored in a database called a Service Control Point (SCP) that identifies a switching port for a local telephone exchange.