Singaporean regulations currently prohibit the use of Singapore Level3 and Level6 numbers for sending and receiving SMS. The Singapore Level3 and Level6 numbers are used solely for voice services and in that capacity, they do support a wide range of use cases.
Toku provides its customers with Singapore Virtual Long Code Mobile numbers for SMS use. These numbers are similar to Singapore Mobile SIM based numbers but are used solely for SMS and can be registered with the SGNIC for compliant SMS transmission. Singaporean regulations does prohibit the use of Singapore Virtual Long Code numbers for voice calling.