Martinsburg Post Office

5604 Whitaker Road
Martinsburg, NY

Provides postal services to area residents.

Massena Post Office

100 Main Street
Massena, NY

Provides postal services to area residents and processes passport applications.

Mattydale Post Office

1900 Brewerton Road
Syracuse, NY

Provides postal services to area residents.

Memphis Post Office

1749 State Route 173
Memphis, NY

Provides postal services to area residents.

Mexico Post Office

5640 Norman Avenue
Mexico, NY

Provides postal services to area residents and processes passport applications.

Minetto Post Office

10 County Route 24
Minetto, NY

Provides postal services to area residents.

Minoa Post Office

115 North Main Street
Minoa, NY

Provides postal services to area residents.

Morristown Post Office

306 Main Street
Morristown, NY

Provides postal services to area residents.

Natural Bridge Post Office

43889 State Route 3
Natural Bridge, NY

Provides postal services to area residents.

Nedrow Post Office

6709 South Salina Street
Nedrow, NY

Provides postal services to area residents.