Prefix 331 in Bulgaria
Data for prefix 331 as published in Bulgaria'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
- Asenovgrad
- Example format
- +359 33 1XX XX
Indexed numbers
No indexed numbers for this prefix yet.