Cedar Knolls Post Office

Post office

2 Mountain Avenue, Cedar Knolls, NJ 07927

(973) 539-2312

Passport Hours: M-F 10am-3pm. For appointment please call 973-539-2312.

Appointment required

Hours and addresses come from the State Department listing, updated November 2, 2026.

Book at USPS Directions Facilities in Cedar Knolls Facilities in New Jersey

Cedar Knolls Post Office accepts new U.S. passport applications in person in Cedar Knolls, NJ. First-time and child visits are booked on the USPS scheduler. Search ZIP 07927. How to apply · How to renew