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New Castle City post offices
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1.
Manor Post Office
100 McMullen Ave
New Castle
,
DE
19720
302-328-5893
Today 9:00am - 1:00pm,
2:00pm - 5:00pm
2.
New Castle Post Office
501 Delaware St
New Castle
,
DE
19720
302-328-6472
Today 8:30am - 5:00pm
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