House ID Tips

  • Use your full 9 digit House ID when filing a lobby report for a client.
  • Only use the registrant portion of your House ID (the first 5 digits) when registering new clients.
  • See Understanding Your House ID for additional help.

Find Your House ID Number

Currently active lobbying registrants can search for their House ID Number.

Registrant Name:

View Alphabetically:

Results Found: 67

  1. OBADAL, FILLER, MACLEOD & KLEIN, P.L.C.
  2. Obermayer Rebmann Maxwell & Hippel LLP
  3. O'Brien & Associates
  4. O'Brien DC
  5. OCCIDENTAL PETROLEUM CORPORATION
  6. Ocean Champions
  7. Ocean Conservancy
  8. Ocean Safari Logistics Attn: Richard J. Douglas, Founder
  9. OCEANA, INC.
  10. OCEANS & INTERNATIONAL
  11. OCHSNER CLINIC FOUNDATION
  12. O'Donoghue & O'Donoghue LLP
  13. Offshore Marine Service Association
  14. Ogilvy Government Relations
  15. OGLETHORPE POWER CORPORATION
  16. Oglethorpe Public Affairs Group, Inc.
  17. Ogletree Government Affairs, Inc.
  18. Ohio Farm Bureau Federation
  19. OHIO HOSPITAL ASSOCIATION
  20. OHIO MUNICIPAL ELECTRIC ASSOCIATION
  21. Oil Companies International Marine Forum
  22. OLDAKER GROUP, LLC
  23. OLDAKER, BELAIR & WITTIE LLP
  24. OLDCASTLE MATERIALS INC
  25. Olsson Frank Weeda Terman Bode Matz PC
  26. Omaha Public Power District
  27. Omer F. Brown, II Law Office
  28. Omnicare, Inc.
  29. Oncology Nursing Society
  30. ONE Action
  31. One Hope United
  32. O'Neill and Associates
  33. O'NEILL, ATHY & CASEY, P.C.
  34. OnePoint Public & Private Solutions, LLC
  35. Online Publishers Association, Inc.
  36. OnPoint Strategies
  37. OnTrackAmerica
  38. OPASTCO
  39. Open Internet Coalition
  40. Open Society Policy Center, Inc.
  41. Open Space Institute, Inc.
  42. OPERA America
  43. Opportunity Finance Network-Formerly National Community Cap
  44. ORACLE CORPORATION
  45. ORBITAL SCIENCES CORPORATION
  46. Orbitz Worldwide
  47. Oregon Farm Bureau Federation
  48. OREGON HEALTH & SCIENCE UNIVERSITY
  49. OREGON STATE UNIVERSITY
  50. Organic Trade Association
  51. Organization for International Investment
  52. Orion Advocates
  53. Orion Strategies LLC
  54. Orrick, Herrington & Sutcliffe LLP
  55. Osborne Consulting, Inc.
  56. OSF HEALTHCARE SYSTEM
  57. OSI Pharmaceuticals, Inc.
  58. OSI RESTAURANT PARTNERS, LLC
  59. Otterson LLC
  60. OUTDOOR ADVERTISING ASSOCIATION OF AMERICA, INC.
  61. OUTDOOR INDUSTRY ASSOCIATION
  62. OVARIAN CANCER NATIONAL ALLIANCE
  63. Overton Group, Inc.
  64. Owens Corning
  65. OWENS-ILLINOIS, INC
  66. OWNER-OPERATOR INDEPENDENT DRIVERS ASSOCIATION
  67. Oxfam America, Inc