Rcu Annex Post Office

340 W 42nd St Fl 3, New York, NY 10036

Contact Numbers

Phone: 212-502-0421
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Carrier Facility: This location is for mail processing only. For retail services, please use one of the nearby locations below.

  • Business Line

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:

Times Square
340 W 42nd St Fl 2
0.0 mile away

223 W 38th St
0.2 mile away

James a Farley
421 8th Ave
0.3 mile away

Radio City
322 W 52nd St
0.3 mile away


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