Some may remember a time before computers when people actually delivered mail by hand from door to door.

A time when teenagers put secret messages on the back of envelopes.

These were known as “Postman Puzzlers.”

Here is a list of some I know of. The first one being the most popular.

CodeMeaning
S.W.A.K.
Sealed with a kiss.
N.A.T.O.
No action, talk only.
H.O.L.L.A.N.D.
Hope our love lasts and never dies.
O.U.Q.T.I.N.V.U.
Oh, you cutie, I envy you.
T.S.T.S.T.B.A.
To someone to sweet to be alone.
B.B.H.C.Y.K.
Bye-bye honey, consider yourself kissed.
S.W.G.O.C.
Sealed with glue, of course.
B.C.N.U.
Be seein’ you.
S.W.S.S.T.K.T.D.T.S.
Sealed with sufficient saliva to keep the darn thing shut.
R.L.M.T.I.T.M.
Run like mad, this is teenage mail.
I.L.Y.W.P.O.P.P.
I love you with puddles of purple passion.
S.W.A.L.C.A.K.W.S.
Sealed with a lick cause a kiss wouldn’t stick.
F.F.F.F.T.O.Y.F.F.
Fall fatally flat five time on your fat face.
Y.T.T.O.H.T.W.R.P.T.K.I.B.D.
Yours till the ocean has to wear rubber pants to keep its bottom dry.
T.T.F.N.
Ta-ta for now.
Y.T.T.H.H.T.T.S.E.P.
Yours till they hitch hrses to the Saturday Evening Post.
L.A.K.A.O.I.A.
Love an kisses and other indoor amusements.
O.B.R.R.B.A.A.B.L.
Open before reading, read before answering, answer before long.
P.P.P.P.&.L.S.
Please pardon poor penmanship & lousy stationary.
A.A.A.A.A.A.
Anxiously awaiting an answeras always.
P.P.D.D.D.T.C.C.A.T.W.
Postman, postman, don’t delay, do the Cha-cha all the way.
D.D.D.D.
D’liever D’letter D’sooner D’better
I.T.A.L.Y.
I trust and love you.
B.U.R.M.A.
Be undressed and ready my angel.
T.S.T.S..T.S.A.
To someone to sweet to sleep alone.


If you know of any others,
send me an email and I’ll include them.