cable
surface mail
cablegram
overseas telegram
diptel
mailing
letter telegram
mail-in
airmailer
V-mail
aerogram
aerogramme
airmail letter
air letter
seamail
outsending
air mail
e-gram
mailer
paquebot
dogsled mail
correspondence
dispatch
RFD
airletter
rural free delivery
mails
snail mail
savingram
ship letter
international reply coupon
mail call
pigeon post
postwoman
mail
remailing
mailbox
junk e-mail
letter box
spam
special delivery
indicia
bounce
aerophilately
traveller's letter of credit
certified mail
traveler's letter of credit
wirer
chain email
mail carrier