At this time, the only other numbers I could see having will be for the elevator(s). This is because there needs to be an outside line that someone trapped in an elevator can use the call box to get help. Most people have cellular phones, so they will be able to make communications with others, but the call box is required by law to provide as there is no legal requirement to have a cellular phone. These numbers are not technically for me directly, but this will be the closest I can think of.