Long Island

(516) 400-3400
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#1 Professional Building Maintenance in Long Island

At North Hills Office Services, Inc., we have been providing building maintenance services in Long Island for over 48 years. Our commitment is to provide quality janitorial services at the lowest possible cost for our clients.

Building Maintenance Services in Long Island

Zip codes we serve in Suffolk County: 00501, 00544, 11701-11708, 11713, 11715-11722, 11724-11727, 11729-11731, 11733, 11738-11743, 11745-11747, 11749-11752, 11754, 11757, 11760, 11764, 11766-11770, 11772, 11775-11780, 11782, 11784, 11786-11790, 11792, 11794-11796, 11805, 11901, 11930-11935, 11937, 11939-11942, 11944, 11946-11965, 11967-11973, 11975-11978, 11980

Zip codes we serve in Nassau County: 11001-11003, 11010, 11020-11027, 11030, 11040-11044, 11050-11055, 11096, 11099, 11501, 11507, 11509, 11510, 11514, 11516, 11518, 11520, 11530, 11531, 11535, 11536, 11542, 11545, 11547-11561, 11563-11566, 11568, 11569, 11570-11572, 11575-11577, 11579-11583, 11588, 11590, 11592-11598, 11596, 11598, 11599, 11709, 11710, 11714, 11732, 11735-11737, 11753, 11756, 11758, 11762, 11765, 11771, 11773, 11774, 11783, 11791, 11793, 11797, 11801-11804, 11815, 11819, 11853-11855

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(516) 400-3400

Areas We Serve
Long Island | Queens | Brooklyn | Manhattan | New City | New Jersey (North New Jersey to Morristown)