Maintenance window from 6pm to 12pm (CEST) on 5 October 2022: During this time, there may be restrictions or interruptions to the portal services.

Request a Network Service Access Point (NSAP)

Service description

Request a network service access point (NSAP) to identify an OSI network access point.

To request an NSAP, use the document Assistance in requesting a Network Service Access Point (NSAP).

Do you have any questions or comments about the 'Request a Network Service Access Point (NSAP)' service?

Contact us using the service Contact for questions about telecom services.

Support - Contact

Federal Office of Communications
TP-NA
Zukunftstrasse 44
Postfach 256
CH-2501 Biel/Bienne

Tel.: +41 58 460 56 40
Email: numbering@bakom.admin.ch
Contact form