Porting Local / National Numbers in Switzerland
LOA (porting wish date must be mentioned)
Latest Invoice
VAT / TAX ID
Porting Toll-free Numbers
LOA (porting wish date must be mentioned)
Latest Invoice
Ownership proof from BAKOM (with ref number)
Please note, a single number belonging to a DDI Range, cannot be ported out separately. In order for a DDI Range to be ported, it must include at least 10 successive Numbers or a multiple of it. The first number of range to end with 0 and the last number of range to end with 9.
Download LOA here