Prefix 31 in Switzerland
Data for prefix 31 as published in Switzerland's official numbering plan — the original allocation, not any specific number's current carrier, since numbers can be ported.
- Carrier (original allocation)
- —
- Line type
- Landline
- Region
- Berne
- Example format
- +41 31 XXX XX XX
Indexed numbers
No indexed numbers for this prefix yet.