20 E South St New Castle, PA 16101
Phone: 724-652-3157
| Post Office Lobby Hours | |
|---|---|
| Monday | Closed |
| Tuesday | Closed |
| Wednesday | Closed |
| Thursday | Closed |
| Friday | Closed |
| Saturday | Closed |
| Sunday | Closed |
Mailboxes in New Castle
Postage Stamps in New Castle
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New Castle Carrier Annex Post Office is a United States Postal Service (USPS) facility in New Castle, PA. This post office offers a full array of services, including package delivery and first class mail.