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Examples
The examples below show how to enter telephone numbers for a Disallowed
Phone Number List in Step 4 of “Programming.”
Specific Telephone Numbers. Enter the phone number exactly as you
would dial it. For example, to prevent calls to the local number 555-5678,
press [
5
] [
5
] [
5
] [
5
] [
6
] [
7
] [
8
].
All Telephone Numbers in One Area Code. The following list entries
prevent calls to the 900 area code:
–
Toll Call Prefix required
1900 and 0900
–
Toll Call Prefix not required
900 and 0900
All Telephone Numbers in One Exchange. The following entries prevent
calls to the 976 exchange:
–
Toll Call Prefix required
976
Prevents local calls
1!!!976
Prevents direct-dial calls to all area codes
0!!!976
Prevents operator-assisted calls to all area codes
1976
Prevents direct-dial toll calls in the same area code
(needed only when 0 or 1 is required for toll calls in the
same area code)
0976
Prevents operator-assisted toll calls in the same area code
(needed only when 0 or 1 is required for toll calls in the
same area code)
–
Toll Call Prefix not required
976
Prevents local calls
!0!976
Prevents calls to area codes with “0” as the second digit,
such as 203
!1!976
Prevents calls to area codes with “1” as the second digit,
such as 212
International Long Distance. To prevent international calls, enter the
international prefix numbers, 011.
Long Distance. To prevent long-distance calls after using one of the local
telephone company features that consist of a * and two digits, such as Call
Blocking (*67), enter
*!!0
and
*!!1.
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5-72 Disallowed Phone Number Lists (#404)