English translation for "call indicator exchange"

有被叫用户指示器的电话局

Similar Words：

"call in trunk circuit" English translation, "call in vain for help" English translation, "call indicator" English translation, "call indicator board" English translation, "call indicator disc" English translation, "call indicator position" English translation, "call indicator system" English translation, "call information" English translation, "call information for the number" English translation, "call information log" English translation