Notice
Dear Valued Customer, we will be upgrading our systems to serve you better. During the transition period from 1.00 PM on 1 June 2026 to 6.30 am on 2 June 2026, access to customer support channels will be limited.
We regret any inconvenience this may cause and appreciate your understanding.
The system update will take place across three time bands. Service availability and unavailability during each time band are outlined below.
ACTIVATE ROAMING BEFORE 11.30 PM ON 1 JUNE 2026
Please note that our roaming service activation will be unavailable from 11.30 PM on 1 June 2026 to 6.30 AM on 2 June 2026 due to a planned system upgrade. To ensure seamless connectivity while traveling abroad, please activate roaming services before 11.30 PM on 1 June.
Activate via MyDialog App,
Call, SMS and data services will remain available at all times during the planned system upgrade, depending on your current pack, data, voice and account balance.
Mobile Prepaid
Available Services
| Services | Retail Outlets / Communications | Dialog Experience Centers | Customer Care Hotline | USSD (#678#) |
MyDialog App | dialog.lk | Banks & Supermarkets |
|---|---|---|---|---|---|---|---|
| Reload any amount | ✓ | Not available | Not available | Not available | Not available | Not available | ✓ |
| Reload pack activation | ✓ | Not available | Not available | Not available | Not available | Not available | ✓ |
The following services are not accessible through any of the methods listed below, from 1.00 PM to 3.00 PM on 1 June 2026.
Channels:
Retail Outlets / Communications, Dialog Experience Centers, Customer Hotline, USSD, MyDialog App, dialog.lk, Banks and Supermarkets
Services:
- Any pack activation from the balance
- Credit Loan/ Data Loan
- Balance View
- New Connection (New SIM)
- SIM Change
- Voluntary Disconnection
- Postpaid to Prepaid Change
- Prepaid to Postpaid Change
- Ownership Change
- Profile Modification
- Value Added Services (VAS) Activation / Deactivation
Mobile Postpaid
Available Services
| Services | Retail Outlets / Communications | Dialog Experience Centers | Customer Care Hotline | USSD | MyDialog App | dialog.lk | Banks & Supermarkets |
|---|---|---|---|---|---|---|---|
| Bill payment | Not available | Not available | Not available | Not available | Not available | Not available | ✓ (Payments will be accepted and credited after 3.00 PM on 1 June 2026) |
The following services are not accessible through any of the methods listed below, from 1.00 PM to 3.00 PM on 1 June 2026.
Channels:
Retail Outlets / Communications, Dialog Experience Centers, Customer Hotline, USSD, MyDialog App, dialog.lk, Banks and Supermarkets
Services:
- Balance View
- Data Pack Activation
- Package Change
- New Connection (New SIM)
- SIM Change
- Voluntary Disconnection
- Postpaid to Prepaid Change
- Prepaid to Postpaid Change
- Ownership Change
- Profile Modification
- Value Added Services (VAS) Activation / Deactivation
Available Services
All prepaid and postpaid mobile services are available from 3.00 PM to 11.30 PM on 1 June 2026 across all channels.
Mobile Prepaid
Available Services
| Services | Retail Outlets / Communications | Dialog Experience Centers | Customer Care Hotline | USSD | MyDialog App | dialog.lk | Banks & Supermarkets |
|---|---|---|---|---|---|---|---|
| Reload any amount | Not available | Not available | Not available | Not available | Not available | Not available | ✓ (Reloads will be accepted and credited after 6.30 AM on 2 June 2026) |
| Reload pack activation | Not available | Not available | Not available | Not available | Not available | Not available | ✓ (Reloads will be accepted and credited after 6.30 AM on 2 June 2026) |
The following services are not accessible through any of the methods listed below, from 11.30 PM on 1 June to 6.30 AM on 2 June 2026.
Channels:
Retail Outlets / Communications, Dialog Experience Centers, Customer Hotline, USSD, MyDialog App, dialog.lk, Banks and Supermarkets
Services:
- Any pack activation from the balance
- Credit Loan/ Data Loan
- Balance View
- New Connection (New SIM)
- SIM Change
- Voluntary Disconnection
- Postpaid to Prepaid Change
- Prepaid to Postpaid Change
- Ownership Change
- Profile Modification
- Value Added Services (VAS) Activation / Deactivation
Mobile Postpaid
Available Services
| Services | Retail Outlets / Communications | Dialog Experience Centers | Customer Care Hotline | USSD | MyDialog App | dialog.lk | Banks & Supermarkets |
|---|---|---|---|---|---|---|---|
| Bill Payment | Not available | Not available | Not available | Not available | Not available | Not available | ✓ (Payments will be accepted and credited after 6.30 AM on 2 June 2026) |
The following services are not accessible through any of the methods listed below, from 11.30 PM on 1 June to 6.30 AM on 2 June 2026.
Channels:
Retail Outlets / Communications, Dialog Experience Centers, Customer Hotline, USSD, MyDialog App, dialog.lk, Banks and Supermarkets
Services:
- Balance View
- Data Pack Activation
- Package Change
- New Connection (New SIM)
- SIM Change
- Voluntary Disconnection
- Postpaid to Prepaid Change
- Prepaid to Postpaid Change
- Ownership Change
- Profile Modification
- Value Added Services (VAS) Activation / Deactivation
The system update will take place across three time bands. Service availability and unavailability during each time band are outlined below.
Data services and VoLTE calls will remain available during the planned system upgrade, depending on your current pack, data, voice and account balance.
The following services will be unavailable through the channels listed below, from 1.00 PM to 3.00 PM on 1 June 2026.
Channels:
Retail Outlets / Communications, Dialog Experience Centres, Dialog Home Broadband Hotline, USSD, MyDialog App, dialog.lk, Banks and Supermarkets
Services:
- Reload any amount
- Reload pack activation
- Bill Payment (postpaid)
- Data Pack Activation
- Balance Pack Activation
- Balance View
- New Connection
- Router Replacement
- SIM Change
- Voluntary Disconnection
- Postpaid to Prepaid Change
- Ownership Change
- Package Change
- Profile Modification
Available Services
All home broadband services will be available from 3.00 PM to 11.30 PM on 1 June 2026 across all channels.
The following services will be unavailable through the channels listed below, from 11.30 PM on 1 June to 6.30 AM on 2 June 2026.
Channels:
Retail Outlets / Communications, Dialog Experience Centres, Dialog Home Broadband Hotline, USSD, MyDialog App, dialog.lk, Banks and Supermarkets
Services:
- Reload any amount
- Reload pack activation
- Bill Payment (postpaid)
- Data Pack Activation
- Balance Pack Activation
- Balance View
- New Connection
- Router Replacement
- SIM Change
- Voluntary Disconnection
- Postpaid to Prepaid Change
- Ownership Change
- Package Change
- Profile Modification
Your usual Dialog Television and Dialog Play channels will continue to work according to your current active package, during the planned system upgrade.
The following services will be unavailable through the channels listed below from 1.00 PM on 1 June 2026 to 6.30 AM on 2 June 2026.
Channels:
Retail Outlets / Communications, Dialog Experience Centres, Dialog TV Hotline, USSD, MyDialog App, dialog.lk, SMS, DIA Chatbot, Dialog Play App, Banks and Supermarkets
Services:
- Reload any amount
- Reload pack activation
- Bill Payment (postpaid)
- Channel Activations / Deactivations
- New Connections
- Voluntary Disconnection
- Non-pay Disconnection
- Postpaid to Prepaid Change
- Ownership Change
- Package Change
- Profile Modification
- Balance View
- Activation via Dialog Play Mobile App and Smart TV App
- Installation / Troubleshoot Visits
