Man pages matching name mailaddr in section 7:

mailaddr.7.en	debian 10 / manpages
mailaddr.7.de	debian 10 / manpages-de
mailaddr.7.es	debian 10 / manpages-es
mailaddr.7.ja	debian 10 / manpages-ja
mailaddr.7.pl	debian 10 / manpages-pl
mailaddr.7.pt	debian 10 / manpages-pt
mailaddr.7.zh_CN	debian 10 / manpages-zh
mailaddr.7.zh_TW	debian 10 / manpages-zh
mailaddr.7.en	debian 11 / manpages
mailaddr.7.de	debian 11 / manpages-de
mailaddr.7.es	debian 11 / manpages-es
mailaddr.7.it	debian 11 / manpages-it
mailaddr.7.ja	debian 11 / manpages-ja
mailaddr.7.pl	debian 11 / manpages-pl
mailaddr.7.pt	debian 11 / manpages-pt
mailaddr.7.zh_CN	debian 11 / manpages-zh
mailaddr.7.zh_TW	debian 11 / manpages-zh
mailaddr.7.en	debian 12 / manpages
mailaddr.7.cs	debian 12 / manpages-cs
mailaddr.7.de	debian 12 / manpages-de
mailaddr.7.es	debian 12 / manpages-es
mailaddr.7.it	debian 12 / manpages-it
mailaddr.7.ja	debian 12 / manpages-ja
mailaddr.7.pl	debian 12 / manpages-pl
mailaddr.7.zh_CN	debian 12 / manpages-zh
mailaddr.7.zh_TW	debian 12 / manpages-zh