- 9 => 'Part 9 (Local Exchange Telephone Subscription)',
- 10 => 'Part 10 (Interconnected VoIP Subscription)',
- 11 => 'Part 11 (Voice Telephone Subscription Detail)',
+ fixed_voice => 'Voice Telephone Subscription',
+ local_phone => 'Local Exchange Telephone Subscription',
+ voip => 'Interconnected VoIP Subscription',