Phone numbers belonging to MTNL start with the prefix 2 in fixed line telephones and WLL.
telephone | Telephone tapping | Plain old telephone service | Sonu Nigam | Nippon Telegraph and Telephone | Telephone exchange | telephone exchange | Premium-rate telephone number | The Bell Telephone Hour | Telephone switchboard | Telephone company | Telephone | Emergency telephone number | Bell Telephone Company | The Telephone | Telephone slamming | Telephone exchange names | public switched telephone network | Philippine Long Distance Telephone Company | Hanging on the Telephone | Chatter Telephone | Toll-free telephone number | The Telephone Girl | Telephone prefix | Telephone numbers in the United Kingdom | Telephone numbering plan | Telephone number | telephone number | Telephone directory | red telephone box |