PHONE TYPE CHECK FAILED. For example, the above would fail if the number was detected as voip. Use any of the line types described below in the output data section.
Landline- Traditional wired phone line.
VOIP- VOIP-based fixed and nonfixed line phones.
Mobile- Wireless phone line.
Voicemail- Voicemail-only service.
TollFree- Callee pays for call.
Premium- Caller pays a premium for the call–e.g. 976 area code.
Other- Anything that does not match the previous categories.