Contact the debt collection agency you have received an invoice from if there is anything you are wondering about.

Here is the contact information for the different debt collection agencies:

Sergel:
Tlf: 33 45 60 90 
E-mail: fjellinjen@sergel.no 

PayEx:
Tlf: 22 03 60 05
E-mail: fjellinjen@payex.no 

Svea Finans:
Tlf: 21 54 24 38
E-mail: bom@sveafinans.no 

If you have received debt collection from several companies, you can send a request to inkasso@fjellinjen.no