Union Square Post Office

946 Elizabeth Ave, Elizabeth, NJ 07201

Contact Numbers

Phone: 908-352-2338
Fax: 908-382-5485
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Retail Hours







Lobby Hours
PO Box Access Available

Monday 9:15am - 5:00pm
Tuesday 9:15am - 5:00pm
Wednesday 9:15am - 5:00pm
Thursday 9:15am - 5:00pm
Friday 9:15am - 5:00pm
Saturday Closed
Sunday Closed

Last Collection Times

Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 10:00am
Sunday Closed

*This facility does not process US Passports applications or renewals. Check nearby locations below.

  • Burial Flags
  • Business Line
  • Business Reply Mail Account Balance
  • Business Reply Mail New Permit
  • Duck Stamps
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Money Orders (International)
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • PO Box Online
  • Street Parking

Visit our Links Page for Holiday Schedule, Change of Address, Hold Mail/Stop Delivery, PO Box rentals and fees, and Available Jobs.

*Please call to verify information. Is anything incorrect? Let us know here

Nearby Post Offices:

Elizabeth
310 N Broad St
0.5 mile away

Bayway
544 Bayway Ave
0.7 mile away

North Elizabeth
772 Newark Ave
0.9 mile away

Elmora
175 Elmora Ave Ste 1
1.1 miles away

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