Official Website of the Netcong Borough
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The Mount Olive Public Library provides full service to the residents of Netcong.  For complete information on the various services visit the library website at:

It is no longer necessary to come to the Borough Hall to obtain the residency slip to get your library card.  

You can now go DIRECTLY to the library to obtain your library card.


Mt. Olive Public Library

202 Flanders-Drakestown Rd.

Flanders,  NJ  07836-4031

Phone 973-691-8686

Fax 973-691-8542


Monday: 9:00a.m. – 9:00p.m.
Tuesday: 9:00a.m. – 9:00p.m.
Wednesday: 9:00a.m. – 9:00p.m.
Thursday: 9:00a.m. – 9:00p.m.
Friday: 9:00a.m. – 5:00p.m.
Saturday: 9:00am. – 4:00p.m.
Sunday: 12:00pm – 4:00pm
Closed on Sundays in July & August

Hours & Info
Monday through Friday, 8:30 AM to 4:30 PM