The street address of the Boston Sub-Office is:

JFK Federal Building
15 New Sudbury Street, Suite 600
Boston MA 02203

The mailing address for the Boston Sub-Office is:

USCIS
Boston Sub Office of the Newark Asylum Office
JFK Federal Building
15 New Sudbury Street, Suite 600
Boston, MA 02203

The Newark Asylum Office serves Connecticut, Delaware, Maine, Massachusetts, New Hampshire, New Jersey, Rhode Island, and Vermont in full. It also serves portions of New York and Pennsylvania . The Boston Sub-Office of the Newark Asylum Office is the primary point of service for Maine, Massachusetts, New Hampshire, and Rhode Island.

The public email address for the Boston Asylum Sub-Office of the Newark Office's public email address is znkbostonsub-office@uscis.dhs.gov. The public phone number of the Boston Sub Office is 617-565-9500. The public fax number is 617-565-9507.