ISO 3166-1 alpha-2, e.g. "US". Submitted as phoneCountryCode. Not unique across the list.
"US"
phoneCountryCode
The country name, localized to the render locale.
The dial code with its leading plus, e.g. "+1". Display only.
"+1"
ISO 3166-1 alpha-2, e.g.
"US". Submitted asphoneCountryCode. Not unique across the list.