How long you have to wait may change. You will know the correct waiting time when you book time at the police.

 Police District or office Waiting time for an appointment
Agder Police District 3 weeks
Finnmark Police District 1 to 4 weeks 
Innlandet Police District  4 to 8 weeks 
Møre og Romsdal Police District 6 to 8 weeks
Nordland Police District 14 to 60 days 
Oslo Police District 1 month
Oslo, Service Centre for Foreign Workers (SUA) Oslo 10 days
Southwestern Police District 3 to 7 weeks
Southwestern, Service Centre for Foreign Workers (SUA) Stavanger 7 to 13 days
Southeastern Police District 1 month
Troms Police District 4 weeks 
Trøndelag Police District 4 to 8 weeks 
Trøndelag, Service Centre for Foreign Workers (SUA) Trondheim 1 week
Western Police District 6 to 12 weeks
Western, Service Centre for Foreign Workers (SUA) Bergen 6 days 
Eastern Police District 2 to 6 weeks