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The meaning of the Acronym 550 is...
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HTTP Error Codes
550
550 is
Mailbox Unavailable
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Acronym Definition Searched:
GAC
YBH
AMG
NHB
CRI
TCR
DQPSK
WOFF
HTMC
BGP
MR
GLX
GWTW
SMARTS
FCMSSR
