peterjohns From Germany, joined Jan 2009, 151 posts, RR: 2 Reply 1, posted (3 years 2 months 1 hour ago) and read 2928 times:
It is done to reduce call-sign mix up and errors. By giving the callsign an alpha-numeric sequence, the chances of call-sign mistakes is reduced.
Nevertheless it still occures regularly!
Speaking for LH, their long-range callsigns still remain the real/original ones, all other have an alpha-numeric call-sign for ATC purposes.
goldenshield From United States of America, joined Jan 2001, 5417 posts, RR: 13 Reply 2, posted (3 years 1 month 4 weeks 1 day 23 hours ago) and read 2668 times: