Contact Us

You don't have to tell us who you are, but please tell us what you know.

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Help protect our treasured National Park Service sites

If you see something suspicious in any NPS location, stay safe and tell us about it. Talk to any NPS employee for help in reporting suspicious activity, or give the Special Agents of the NPS Investigative Services Branch a call. We understand that it may take time to reach park personnel and/or areas with cell or internet service.

You don't have to tell us who you are, but please tell us what you know:

• CALL or TEXT the ISB Tip Line 888-653-0009
• ONLINE www.nps.gov/isb and click "Submit a Tip"
• EMAIL [e-mail]
• MESSAGE via Facebook @InvestigativeServicesNPS or Twitter @SpecialAgentNPS

Remember - if you need to report an emergency, dial 9-1-1

ISB: the Investigative Services Branch of the National Park Service.

Image © NPS Investigative Services Branch.

Contact us anytime

Year-round and around the clock, we stand ready to support all sites across the National Park System. ISB Special Agents also serve on multi-agency task forces and regularly collaborate with investigators of other agencies.

NPS Dispatch and Communications Center staff may access the ISB Duty Agent schedule here. Other NPS personnel may call the Emergency Incident Coordination Center (EICC) at 888-246-4335. Ask the dispatcher to connect you with the ISB Duty Agent.

For more information about ISB, or if you're interested in advancing your investigative skills or pursuing a career with ISB, call [phone] or email us.

NPS Investigative Services Branch
1849 C St NW #2555
Washington, DC 20240
[phone]
e-mail us

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ISB: the Investigative Services Branch of the National Park Service

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