Essex County Post Office

Find Essex County New Jersey post offices and USPS mailing boxes. Post offices provide information on bulk mail services, domestic mail delivery, international shipping, change of address, mail forwarding, PO boxes, and passport services.


Ampere Post Office 75 4th Avenue East Orange NJ 07017 973-678-5471


Belleville Post Office 413 Washington Avenue Belleville NJ 07109 973-759-4660

Bloomfield Post Office 13 Municipal Plaza Bloomfield NJ 07003 973-743-5631

Brookdale Post Office 1296 Broad Street Bloomfield NJ 07003 973-338-6921

Caldwell Post Office 10 Park Avenue Caldwell NJ 07006 973-227-2699

Cedar Grove Post Office 519 Pompton Avenue Cedar Grove NJ 07009 973-239-7439

Doddtown Post Office 333 Dodd Street East Orange NJ 07017 973-678-7499

East Orange Post Office 26 City Hall Plaza East Orange NJ 07017 973-673-5556

Essex Fells Post Office 297 Runnymede Road Essex Fells NJ 07021 973-226-7204

Evergreen Post Office 60 Evergreen Place East Orange NJ 07018 973-672-6873

Fairfield Post Office 400 Fairfield Road Fairfield NJ 07004 973-882-3815

Glen Ridge Post Office 225 Ridgewood Avenue Glen Ridge NJ 07028 973-743-3685

Grove Post Office 145 Grove Street Bloomfield NJ 07003 973-748-2036

Ironbound Post Office 279 Ferry Street Newark NJ 07105 973-690-5624

Irvington Post Office 1086 Springfield Avenue Irvington NJ 07111 973-399-2936

Livingston Post Office 49 West Mount Pleasant Avenue Livingston NJ 07039 973-992-8401

Maplecrest Post Office 1767 Springfield Avenue Maplewood NJ 07040 973-761-6788

Maplewood Post Office 160 Maplewood Avenue Maplewood NJ 07040 973-763-5841

Memorial Post Office 128 Watchung Avenue Montclair NJ 07043 973-655-0172

Midtown Post Office 40 Clinton Street Newark NJ 07102 973-642-6381

What Change of Address options are available?

Customers can request a temporary or permanent Change of Address either online or in person at the Post Office using PS Form 3575. The online application for Change of Address has a $1.00 identity validation fee.

Is it possible to insure mail and items sent via the USPS?

Yes. Standard mail can be insured for up to $5,000 for an additional fee. Registered mail items can be insured for up to $50,000.

What is the USPS Office of Inspector General?

The Office of Inspector General (OIG) is a division within the USPS responsible for ensuring the integrity and accountability of the postal service. It conducts investigations to safeguard the postal system and performs audits and reviews.