Who called from 4018893234

Called our business and it was a "fax" call. I have been getting fax calls since last night from "Out Of Area", usually 3 in a row. Today it showed this number on the CID.

fax call to a voice line

they called again, fax call to a voice line

third call this morning, fax call to a voice line, this time, however, the caller id says "Smith Brothers" instead of "Out of Area"