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Guidelines
Singapore 
| Reachability Can Calilio complete calls to numbers in this locale? | Inbound Ability to call numbers. Calls are inbound from PSTN to Calilio numbers | Outbound Ability to call non-Calilio numbers. Calls are outbound from Calilio to PSTN numbers. |
| Domestic For calls within the locale | Yes | Yes |
| International Can in-locale numbers be reached from outside the locale? | Yes | Yes |
| Toll-Free Can in-locale Toll-Free numbers be reached from within the locale? | N/A | No |
| Outbound restrictions Regulatory and/or Carrier restrictions on outbound calls made from Calilio to non-Calilio numbers in this locale | For domestic outbound calls from Singapore to Singapore destinations, please use a Calilio Singapore number as the caller ID (From number) Making calls using non-Calilio phone numbers via the Verified Caller ID service will no longer be supported in alignment with the measures introduced by IMDA to strengthen protection against scams. The call blocking is the Implementation of Measures to Address Spoofed Calls regulatory code which went into effect in 2020. The caller ID for Level 3 numbers will be displayed in E.164 format unless the registered address for the number is an address within Singapore. The registered address is the address submitted to the Regulatory Compliance (RC) bundle during phone number provisioning. | |
| Outbound requirements Conditions that must be met before outbound calls are allowed from Calilio to non-Calilio numbers in this locale | N/A | |
| Best practices Useful tips for best performance on outbound calls to non-Calilio numbers in this locale | N/A | |
| Caller ID Can Calilio complete calls to numbers in this locale? | Inbound Inbound call receives originator's Caller-ID. Calls are inbound from PSTN to Calilio numbers. | Outbound Outbound call preserves sent Caller-ID. Calls are outbound from Calilio to PSTN numbers. |
| Domestic For calls within the locale | +E.164 | +E.164 |
| International Can in-locale numbers be reached from outside the locale? | +E.164(Non-guaranteed) | +E.164 |
| Toll-Free Can in-locale Toll-Free numbers be reached from within the locale? | N/A | N/A |
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