Mahwah Carrier Annex Post Office
does not have retail counter servicesThis USPS post office is located in Mahwah, NJ where the date and time is currently: 3/26/2026, 5:44:06 AM
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Phone numbers
- Phone:201-760-0892
- Fax: 650-577-4090
Services at Mahwah Carrier Annex Post Office
No dedicated parking. Here's what you can do at this location:
Shipping
- Carrier Services
- Postal carriers deliver and pick up mail and packages along routes serving homes and businesses in this area. You can schedule a free package pickup from your address.
PO Box & Mail
- General Delivery
- Receive mail without a permanent address. Mail is held at the post office and you pick it up at the counter with a valid ID. Often used by travelers or people between moves.
- Accountable Mail Pickup
- Pick up items that require a signature: Certified Mail, Registered Mail, Collect on Delivery, insured packages, and Signature Confirmation items.
- Hold Mail Pickup
- Pick up mail that USPS has been holding while you were away. You can request a hold for up to 30 days through usps.com or at the counter.
- Package Pickup (Notice Left)
- Pick up a package that couldn't be delivered — the carrier left a slip at your door. Bring the notice and a valid ID.
Business
- Bulk Mail Acceptance
- Drop off pre-sorted bulk mailings (marketing, newsletters, catalogs). Requires a USPS business mailing permit. Significant per-piece savings over retail rates.
- Bulk Mail Account Balance
- Check or add funds to your bulk mail postage account.
- New Bulk Mail Permits
- Apply for a bulk mailing permit here. Required before you can send commercial mail at discounted rates.
Other Services
- Customer Service Referrals
- Staff can help answer questions or direct you to the right resource for issues with mail delivery, address changes, or other USPS services.