Prefix 123 in Mongolia
Data for prefix 123 as published in Mongolia'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
- Nalaikh
- Example format
- +976 123 XXXXX
Indexed numbers
No indexed numbers for this prefix yet.