MPT announced today that in order to improve quality and provide better services, the following exchanges were upgraded with the advanced system. Therefore, the existing copper cable system will be upgraded to a fixed wireless system and the changes will be as below.
| Area | Exchange | Migration Start Date | Existing auto telephone number | New auto telephone number |
| Sagaing Region | Mawlaik Exchange | 04-08-2023 | 073-42xxx | 073-4742xxx |
| Shan State (North) | Minetin Exchange | 17-08-2023 | 082-47xxx | 082-4647xxx |
| Sagaing Region | Hkamti Exchange | 21-08-2023 | 073-248xxx | 073-4748xxx |
During the transitional period of old numbers to new numbers, MPT will provide free of charge call forwarding services for 3 months, for the convenience of customers starting from the data that changed. The customers can enjoy “call forwarding services” which is able to call to both existing (old) telephone numbers and (new) changed telephone numbers during the transitional period.