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Default numbering plan
Business package numbering plan
Function
Special prefix code
Engineering route access codes
Call pack extensions
Pilot extension numbers
Internal extension numbers
Night bell
Spare extension numbers
CAP queue
Meridian Mail numbering range
TIE line access
Future use
Public exchange access
553-3021-209
Standard 1.00
Appendix D – Preprogrammed data for the United Kingdom
There are two default numbering plans for the Option 11C Mini system: one
for the business software package and one for the hotel software package.
The table below shows the default numbering plan used with the Option 11C
Mini business software packages.
Code or
extension(s)
12
1500-1599
1800-1849
2000, 2010, 2020,
2030, 2040, 2050,
2060, 2070, 2080,
2090
2200-2998
2999
3000-5999
6700
7000-7099
710-723
8000-8999
9
July 1999
Comments
Used instead of FFCs by rotary dial
telephones to access system
features
—
—
—
Extension number range must be
4-digit. Default extensions can be
changed using the spare numbers
(3000-5999).
Night calls are answered with "*8"
—
—
—
A 2-digit range (71, 72, 73, 74, 76,
77, 79) can be configured in the
default package.
Reserved for network access
extensions
—