P.O. Box
1 ENTRIES FOUND:
P.O. Box
noun
plural
P.O. Boxes
P.O. Box
noun
plural
P.O. Boxes
Britannica Dictionary definition of P.O. BOX
[count]
:
a box at a post office where you can have mail delivered
— used in mailing addresses
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Write to P.O. Box 100, New York, New York.
