Vorwahlbereich 04
Kleinbonum BBS (04101)
PCW (040/)
Sale-by Mail (040)
Minas Tirith BBS (040)
Dreamline (040)
Quark HH3 (040)
R-M-S (040)
maXou (040)
TELEcomic (040)
Mikona-BBS Hamburg (040)