⚠️ NOT FOR EMERGENCIES. This service is for administrative inquiries only. If in danger, dial 999 immediately.
Civil Nuclear Constabulary
The Civil Nuclear Constabulary (CNC) Headquarters can be contacted at +443303135401 for specific services related to security at civil nuclear sites in the UK. Common reasons for calling include reporting security incidents, making general enquiries about the CNC's role and operations, and coordinating with site operators on security protocols. Calls are typically routed to relevant divisions based on the enquiry. While specific wait times are not provided, it is advisable to call during standard operating hours for prompt assistance. The CNC is a specialized armed police force, and calls are handled with professionalism and urgency, especially those related to security threats.
Updated 15 Dec 2025
Expected outcomes
- Report security incidents
- Ask about CNC operations
- Coordinate security protocols
- Inquire about governance
- Liaise with site operators
Call preparation
Assemble everything before you dial. These requirements are verified by our call analysts and updated as organizations change their scripts.
- Incident details
- Location information
- Contact information
- Nature of enquiry
- Site operator details
- Security protocol info
Known issues
While there are no specific known issues reported, it is recommended to prepare all necessary information before calling to ensure a smooth process. Providing clear and concise details about the incident or enquiry can help in routing your call to the appropriate division quickly. If you encounter busy lines, consider calling during non-peak hours. Always follow any instructions given by the officer to ensure your concerns are addressed efficiently. For general enquiries, having a clear question or topic in mind will facilitate a more productive conversation.
