- address
- addressee
- aerogramme
- airmail
- box number
- certified mail
- Christmas card
- c/o
- compliment slip
- correspond
- correspondence
- correspondent
- covering letter
- cover letter
- date stamp
- dead letter
- direct mail
- enclose
- enclosure
- envelope
- epistle
- esquire
- express
- express mail
- first class
- first-class
- forward
- forwarding address
- FPO
- frank
- franking machine
- Freepost
- general delivery
- Jiffy bag
- junk mail
- letterbox
- love letter
- mailbag
- mailbox
- mail carrier
- mail drop
- mailer
- mailing list
- mailman
- mailshot
- mail train
- manila
- missive
- money order
- note card
- notelet
- notepaper
- nr
- packet boat
- parcel
- parcel post
- pcm
- pen friend
- pen pal
- pigeonhole
- pillar box
- PO
- PO Box
- poison-pen letter
- post
- post
- postage
- postage meter
- postage stamp
- postal
- postal order
- postbag
- postbox
- postcard
- postcode
- poste restante
- postie
- postman
- postmark
- postmaster
- postmistress
- post office
- post office box
- postscript
- pp.
- PPS
- PS
- redirect
- register
- registered post
- reply-paid
- RR
- sae
- salutation
- SASE
- second class
- self-addressed
- sender
- snail mail
- sorting office
- special delivery
- stamp
- stamp
- stamped addressed envelope
- surface mail
- third class
- valentine
- writing paper
- X
- zip code
