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| free dial (aptr) | |||
| toll-free number (тлф.) | |||
| free number (oleg.vigodsky) | |||
| бесплатный номер: 13 phrases in 10 subjects |
| British usage, not spelling | 1 |
| Business | 2 |
| Electronics | 1 |
| Finances | 1 |
| General | 1 |
| Medical | 2 |
| Taxes | 1 |
| Technology | 1 |
| Telecommunications | 1 |
| Telephony | 2 |