Notary Services

Notary services are available during regular operating hours, with the exception of 30 minutes prior to closing.  Appointments are recommended, but walk-ins are welcome subject to the availability of a licensed notary.  To make appointment, please call: 

Library Phone Number: (631) 360-2480

Commack Building: ext. 397         Kings Park Building: ext. 497
Nesconset Building: ext. 212         Smithtown Building: ext. 194

 Please keep in mind:

• Every notarized signature must have the signer present and present a valid, non-expired, driver's license or other government issued photo ID.
• Government-issued photo identification must be provided at the time of service.
• You must bring your own witness (or witnesses) with their ID.
• Some documents cannot be notarized.
• You must bring the complete document.