Answer: apos

AnswerCrossword Clue
APOSG.I. addresses
APOSPossessive mark: Abbr.
APOSG.I. mail drops
APOSMilitary addresses
APOSService addresses
APOSMil. mail centers
APOSG.I. letter-drops
APOSOverseas addresses
APOSArmy addresses
APOSOverseas addresses for G.I.'s
APOSCertain mailing addresses
APOSPunctuation mark: Abbr.
APOSCertain addresses.
APOSArmy destinations.
APOSMilitary addresses.
APOSG.I. addresses.
APOSServicemen's addresses.
APOSCertain mail addresses.
APOSMil. address
APOSDeaf as ...
APOSSecond-commonest blood type: Abbr.
APOSSgts. and lts. get mail at them
APOSBlood type, for short
APOSWhere private messages may be sent?: Abbr.
APOSBlood drive spec.
APOSCommon blood type: Abbr.
APOSGI's mail drops
APOSBase addresses (Abbr.)
APOSGIs' mail drops
APOSPlaces to mail GIs
APOSWhere GIs get mail
APOSGI addresses
aposAPO, a type of protein (apolipoprotein)
APOSWhere GI's get mail.
APOSMil. addresses
APOSGI's addresses
APOSMil. letter drops
APOSMil. mail handlers
APOSPFCs' addresses
APOSCommon blood type, briefly