Thank you for your interest!

Whether you reach out via phone, email or the brief contact form below, rest assured that you will receive the same prompt, personal service that our members expect and enjoy.

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MSO®, Inc. (The Mutual Service Office, Inc.)
139 Harristown Road
Suite 100
Glen Rock, NJ 07452

Hours of operation:
8:00am – 4:00pm, Eastern Time, Monday through Friday
Telephone: (800) 935-6900
(201) 447‐6900

Fax: (201) 447-9468
Email: Info@MSOnet.com

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Directions

FROM WEST
Route I-78 or I-80 to I-287 North or the Garden State Parkway North.

FROM SOUTH
NJ Turnpike to I-80 West to the Garden State Parkway North.

FROM GARDEN STATE PARKWAY
GSP North to Exit 160 – Passaic Street. Make a left turn at the light. Follow signs to Route 4 West. Make a right onto Route 4 West to Route 208 North. Follow 208 North past Nabisco Plant on the right to DeBoer Drive exit. Follow DeBoer Drive. Third Building on left is MSO.

FROM I-287
Route I-287 North to Route 208 South. Take Maple Ave South / Paterson – Hawthorne exit. Right at bottom of ramp onto Harristown
Road. Third building on right at corner of Harristown Road and DeBoer Drive is MSO.