Mistakenly put stamped mail in franked mail post box?

Question

Some days ago, a posted a letter with a first class stamp on it but didnt realize that i dropped it into the franked mail post box. Just want to know whether it will get there or not. Its been a week but it hasnt got there yet

Answer 1

i've done the same - mine got there ok - although like yours it took longer.  i'm sure it will get there soon.