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SYSTEM-NUMBERING PLAN (l/4)
No.
item
1
1 st Hundred Block Extension
2nd Hundred Block Extension
2
3
3rd Hundred Block Extension
4
4th Hundred Block Extension
5
5th Hundred Block Extbsion
6
6th Hundred Block Extension
7
7th Hundred Block Extension
8
8th Hundred Block Extension
9th
9
Hundred Block Extension
10
10th Hundred Block Extension
11
11 th Hundred Block Extension
12
12th Hundred Block Extension
13th Hundred Block Extension
13
1 4
14th Hundred Block Extension
15th Hundred Block Extension
15
16th Hundred Block Extension
16
Operator Call (General)
Operator Call (Specific)
18
CO
Line Access
19
2 0
Trunk Group 01-08 Access
Trunk Group 09-l 6 Access
21
2 2
Trunk Group 17-24 Access
2 3
Speed Dialing-System
2 4
Speed Dialing-Station
2 5
Doorphone Call (i-4)
2 6
External Paging
2 7
Station Paging
2 8
External Paging Answer
2 9
Station Paging Answer
3 0
Night Answer 1
3 1
Night Answer 2
3 2
Dial Call Pickup
-
-
-
-
-
-
-
-
-
-
-
-
-
-
.
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3-23
Set Data
or 2
1
digits (0
1 or 2
9)
or
t o 9)
digits (0
1
2
1 o r 2
digits (0 to 9)
or
to 9)
1
2
digits (0
1 or 2 dlgits (0 to 9)
1 or 2 digits (0 to 9)
1 or 2
digits (0 to 9)
or 2
digits (0 to 9)
1
1 or 2
digits (0 to 9)
1 or 2
digits (0 to 9)
1 or 2
digits (0 to 9)
1 or 2
digits (0 to 9)
1 or 2
digits (0 to 9)
1 or 2 digits (0 to 9)
1 or 2
digits (0 to 9)
-
1 t o 4
digits (0
t o
9, *, #)
-
digits (0 t o 9. *, #)
1 t o 4
1 t o 4
digits (0 to 9, *, #)
-
1 t o 4
digits (0 to 9, *, #)
-
1 t o 4
digits (0 to 9, *, #)
-
1 t o 4
digits (0 to 9, *, #)
-
1 t o 4
digits (0 to 9, *, #)
-
1 t o 4
digits (0 to 9, *, #)
-
1 t o 4
digits (0 to 9, *, #)
-
1 t o 4
digits (0 to 9, *, #)
-
1 t o 4
digits (0 to 9, *, #)
-
1 t o 4
digits (O'to 9, *, #)
-
1 t o 4
digits (0 to 9, *, #)
-
1 t o 4
digits (0 to 9, *, #)
-
1 t o 4
digits (0 to 9. *, t)
-
1 t o 4
digits (0 to 9. *, #)
-
1
2
3
0
3
9
81
82
83
' 1
40
41
42
43
44
4 5
46
47
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