FRS Facility Detail Report


ROCKVILLE - MAIN POST OFFICE

EPA Registry Id: 110001690144
560 WASHINGTON STREET, NORTH
ROCKVILLE, MD 20850


The facility locations displayed
come from the FRS Spatial
Coordinates tables. They are the
best representative locations for
the displayed facilities based on
the accuracy of the collection
method and quality assurance
checks performed against each
location. The North American
Datum of 1983 is used to display
all coordinates.

Environmental Interests

Information System System Facility Name Information System Id/Report Link Environmental Interest Type Data Source Last Updated Date Supplemental Environmental Interests:
ICIS-AIR (AIR)
ROCKVILLE - MAIN POST OFFICE MD0000002403101513 AIR MINOR ICIS 10/19/2014
MARYLAND - PERMANENT (AIR) EMISSION
U.S.POST OFFICE - ROCKVILLE - MAIN 031-1513 STATE MASTER MD-PEMIS
-
AIR MINOR
AIR FACILITY SYSTEM
ROCKVILLE - MAIN POST OFFICE 2403101513 AIR MINOR (OPERATING) AIRS/AFS 07/19/1999

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
AIRS/AFS
4311
UNITED STATES POSTAL SERVICE THIS INDUSTRY INCLUDES ALL ESTABLISHMENTS OF THE UNITED STATES POSTAL SERVICE.

AIR
4311
UNITED STATES POSTAL SERVICE THIS INDUSTRY INCLUDES ALL ESTABLISHMENTS OF THE UNITED STATES POSTAL SERVICE.

AIRS/AFS
OWNE



AIR
OWNE



MD-PEMIS
4311
UNITED STATES POSTAL SERVICE THIS INDUSTRY INCLUDES ALL ESTABLISHMENTS OF THE UNITED STATES POSTAL SERVICE.

Facility Codes and Flags

EPA Region: 03
Duns Number:
Congressional District Number: 08
Legislative District Number:
HUC Code/Watershed: 02070008 / MIDDLE POTOMAC-CATOCTIN
US Mexico Border Indicator:
Federal Facility: POSTAL SERVICE
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
U.S.POST OFFICE - ROCKVILLE - MAIN MD-PEMIS

Organizations

No Organizations returned.

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
AIRS/AFS 491110 POSTAL SERVICE.
AIR 491110 POSTAL SERVICE.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
FACILITY MAILING ADDRESS 560 WASHINGTON STREET, NORTH ROCKVILLE MD 20850 AIRS/AFS
FACILITY MAILING ADDRESS 560 WASHINGTON STREET, NORTH ROCKVILLE MD 20850 AIR

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
OWNER
U.S.POST OFFICE - ROCKVILLE - MAIN


MD-PEMIS


Query executed on: OCT-14-2025