NEC 900i Installation And User Manual page 110

Charts and Illustrations
i-Series SYSTEM - Your System's Dialing Plan
Due to the flexibility built into the system, your dialing codes
may differ from those in this guide. Check with your
Communications Manager and make a note in the Revised Codes
column of any differences.
Extensions
Multiple (Virtual) Extensions
Operator Access
Outside Lines
Department Pilot Numbers
Door Box Numbers
Call Pickup Groups
Internal Page Zones
External Page Zones
Combined Page Zones
Park Orbit
2-92
i-Series Codes Revised Codes
301-640
557-799
or
5441-5696
0
001-192
200-799
1-8
1-9 or 01-64
0-9 or 00-64
0-8
0-8
01-64