International Rates
C
| Country | Country Code | Landline | Mobile |
| Cambodia (Kingdom of) | 855 | 132p | 132p |
| Cameroon | 237 | 54p | 54p |
| Canada | 1 | 2.5p | 2.5p |
| Canary Islands | 34 | 18p | 18p |
| Cape Verde | 238 | 65p | 65p |
| Cayman Islands | 1345 | 38p | 38p |
| Central African Republic | 236 | 38p | 38p |
| Chad | 235 | 65p | 65p |
| Chile | 56 | 20p | 20p |
| China | 86 | 16p | 44p |
| Colombia | 57 | 40p | 40p |
| Comoros | 269 | 105p | 105p |
| Congo | 242 | 65p | 65p |
| Cook Islands | 682 | 99p | 99p |
| Costa Rica | 506 | 17p | 17p |
| Cote d'Ivoire | 225 | 38p | 38p |
| Croatia | 385 | 23p | 45p |
| Cuba | 53 | 105p | 105p |
| Cyprus (including the north of Cyprus) | 357 | 16p | 29p |
| Czech Republic | 420 | 13p | 31p |
