Auxiliary Services


The mailroom is responsible for processing incoming and outgoing mail. All Einstein locations receive daily deliveries.

To learn more about mailroom procedures & services please download our Receiving Procedures and Services document or Mailroom Receiving Procedures and Services 


General Procedures:

  1. The Mailroom closes at 3:00 p.m. for personal mail transactions
  2. Every morning, mail is picked up by a receiving driver at the U.S. Post Office at 8:30 a.m. weekdays and delivered to the mailroom by 9:15 a.m.

     Mailroom door is kept closed during sorting.
     Mail is carefully sorted and packed for delivery by 11:00 a.m

Personal mail transactions are open to the public between 1:00-3:00 p.m. 

Outgoing Mail: For outgoing mail, please attach a completed Interdepartmental billing slip.  Please make sure to include the full eight digit funding (Index) number, shipper's name and telephone number when submitting the slip. 

    • Bulk Mailings must be sent to the mailroom ready to mail
    • Intercampus mail must be separate from Domestic Mail and International mail should be flagged in order to apply correct postage
    • Over-stuffed envelopes must be taped closed before sending them to the mailroom

                        Loose contents will be returned to the issuing department if the location is able to be determined by the mailroom 




 Q: Where is the mailroom located?
A: We are located in Belfer Room B-01

QWhat are the hours of operation?
A: Hours of Operation: Monday - Friday, 9:00 a.m. - 5:00 p.m.
Hours of Operation for Personal Transactions: Monday - Friday, 1:00 p.m. - 3:00 p.m. 
Q:  What shipping services does the mailroom offer, and what are the details of these services?
A: UPS and FedEx: The United Parcel Service (UPS) and FedEx mail are handled with Incoming Mail. However, outgoing FedEx is not processed by the Mailroom or the Receiving department. UPS packages are sent out via the Receiving department.

Express Mail Overnight (USPS): Express Mail is the fastest service for time –sensitive letters, documents or merchandise. This service should only be used when overnight delivery is imperative, a tracking number is provided to the sender and a copy of the receipt from USPS is sent to the mailroom to be recorded. The service can be used when mailing internationally; expected delivery time is about 3 to 5 business days.

Certified Mail: A green and white Certified slip (PS Form 3800) should be completed with information that includes, the name and address of the addressee, and the sending department information. A green Return Receipt (PS Form 3811), will require the name and address of the addressee, the article number from the Certified Slip, and a check mark of the services desired, all located on side one of the receipt. On the reverse side, complete the campus address along with the sending departments account number. The Certified Slip should be attached to the front side of the envelope with the green perforated portion placed at the top of the mail piece immediately to the right of the return address. The Return Receipt should be placed on the backside of the mail piece, utilizing the self-adhesive tabs. Both forms may be obtained from the mailroom.

Priority Mail: Priority Mail is a service that provides fast two-day delivery to most locations for both documents and packages. This service can also be used internationally. A customs form must be filled out and attached by sender. Destination will determine time of delivery.

Delivery Confirmation: Delivery Confirmation service gives you the date, time and ZIP Code of each article that is delivered. If a delivery was attempted, you will get the date and time of that attempted delivery. You can also easily track and access this information by going to the USPS website.

QHow do I insure my mail?
A: Any item mailed out that needs to be insured must be done through the U.S. Post Office. The Mailroom department does not have the authorization to insure mail.

Q: What if I am shipping on a weekend or holiday?
A: Mail that is received a day before a holiday or weekend will require next business day time allotment for post office drop-off.

Q: What is Avant Courier?
A: Avant Courier is an outside messenger that provides same day delivery service.

    1. All requests must be received in the Mailroom before 3:00pm
    2. All drop-offs and pick-ups are done at the Mailroom
    3. Once the request form is completed, the Mailroom will contact the courier. The courier will provide a confirmation number, which will be issued to the sender and noted on the request form.

 Q: Are priority boxes and flat rate envelopes available in the mailroom?
A:Yes. There is a variety of Priority Mail boxes to choose from. Please request assistance from a Mailroom clerk.

Q: When is the last pick-up time for post office mail?
A: The mail slot for USPS mail in the Belfer building is available for stamped mail, and the pick-up time by the Post Office is at 4:30 pm.

Q: What forms of payment are accepted in the mailroom?
A: Please designate the appropriate grant or funding number for office related mail. Personal mail transaction payments are accepted via check or cash.

Q: Is Einstein associated with a Post Office and, if so, which location is it?
A: Yes. The local Post Office is located at:
Post Office™ Location - Westchester
2619 Ponton Ave
Bronx, NY 10461-9998

Q: Does the Mailroom sell stamps?
A: No. The mailroom can stamp an envelope but individual stamps are not available for sale.

Contact Us

Location: Belfer Room B-01

Telephone 718.430.2298

Feliciano Ramirez, Jr., Production Manager 


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