Calling Card definition
Examples of Calling Card in a sentence
Calling Card Validation BellSouth is authorized to validate a 14-digit Calling Card number where the first 10 digits are a line number or special billing number assigned by BellSouth, and where the last four digits (PIN) are a security code assigned by BellSouth.
Calling Card Validation - refers to the activity of determining whether a particular calling card number exists as stated or otherwise provided by a caller.
Calling Card number - a billing number plus PIN number assigned by BellSouth.
Validate a 14 digit Calling Card number where the first 10 digits are a line number or special billing number assigned by BellSouth, and where the last four digits (PIN) are a security code assigned by BellSouth.
Calling Card number - a billing number plus PIN number assigned by BST.