Government in Mountainside, NJ

County of Union - Rehabilitation Center/Runnells Hospital

City & County Administrative Agencies

New Providence Rd

Mountainside - NJ

(908) 771-5700
County of Union - Planetarium-Trailside

City & County Administrative Agencies

New Providence Rd

Mountainside - NJ

(908) 789-3670
County of Union - Information-Customer Info Line

City & County Administrative Agencies

New Providence Rd

Mountainside - NJ

(908) 654-9859
United States Government - Internal Revenue Service - Local Area Office

Federal Government

200 SHEFFIELD ST

MOUNTAINSIDE - NJ

(908) 301-2112
Tom Kean for US Senate

Miscellaneous Government

187 Mill Ln

Mountainside - NJ

(908) 789-2100
Borough of Mountainside - Boro Hall - Tax Collector

City & County Government

1385 US Highway 22

Mountainside - NJ

(908) 232-2400
Borough of Mountainside - Fire Department - Other Fire Purposes

City & County Government

1385 Us Highway 22

Mountainside - NJ

(908) 232-8100
Borough of Mountainside - Information Line

City & County Government

1497 Woodacres Dr

Mountainside - NJ

(908) 232-0604
Borough of Mountainside - Public School - Deerfield Middle School

Elementary School, High School, Local, Secondary School, Secondary

Elementary Schools

Central Avenue & School Dr

Mountainside - NJ

(908) 232-8828
Borough of Mountainside - Free Public Library of

City & County Government

1497 Woodacres Dr

Mountainside - NJ

(908) 233-0115
County of Union - 4-H Office

City & County Administrative Agencies

New Providence Rd

Mountainside - NJ

(908) 654-9854
County of Union - Stables-Watchung

City & County Administrative Agencies

New Providence Rd

Mountainside - NJ

(908) 789-3665
County of Union - Museum-Trailside Nature & Science Center

City & County Administrative Agencies

New Providence Rd

Mountainside - NJ

(908) 789-3670
County of Union - Lawyer Referral

City & County Administrative Agencies

New Providence Rd

Mountainside - NJ

(908) 353-4715
County of Union - Historic Preservation

City & County Administrative Agencies

New Providence Rd

Mountainside - NJ

(908) 558-2550
County of Union - Improvement Authority

City & County Administrative Agencies

New Providence Rd

Mountainside - NJ

(908) 820-9710
County of Union - Rutgers Co-Operative

City & County Administrative Agencies

New Providence Rd

Mountainside - NJ

(908) 654-9854
County of Union - Children's Activities-Trailside Nature & Science Center

City & County Administrative Agencies

New Providence Rd

Mountainside - NJ

(908) 789-3670
County of Union - Roads and Bridges

City & County Administrative Agencies

New Providence Rd

Mountainside - NJ

(908) 789-3660
County of Union - Election Board of

City & County Administrative Agencies

New Providence Rd

Mountainside - NJ

(908) 527-4123