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OpenLineAccounting MattersHuman RightsAnti-Human TraffickingAnti-CorruptionBusiness Conduct

Our OpenLine Process

The Northrop Grumman OpenLine provides a confidential way to ask ethics-related questions, voice concerns or report a suspected violation of our Standards of Business Conduct. This can be done by calling one of the phone numbers below or online through Integrity Lab, a trusted third-party specializing in corporate ethics web-reporting. It is not part of the Northrop Grumman global network. For benefits questions or employment verification, please contact the HR Service Center at 855-737-8364.

U.S./Canada:

(800) 247-4952
Toll-free, anonymous
Available 24 hours a day, 7 days a week

International

  • Australia (AU) +61 1800 497 203
  • Belgium (BE) +32 800 71 654
  • Canada +1 855 969 7630
  • China (CN) +86 400 842 7797
  • Denmark (DK) +45 80 83 11 45
  • France (FR) +33 800 90 43 93
  • Guam (GU) +1 833 204 5509
  • Hong Kong (HK) +852 800 938 819
  • Italy (IT) +39 800 721 439
  • Japan +81 120 985406
  • Korea, Republic of (KR) +82 80 870 3118
  • Netherlands (NL) +31 800 0234190 
  • Poland (PL) +48 800 005 305
  • Saudi Arabia (SA) +966 800 850 1633
  • Singapore (SG) +65 800 852 6761
  • Switzerland (CH) +41 800 333 008
  • United Arab Emirates (AE) +971 800 0120177
  • UK +44 808 175 3878