• National Fertilizers Ltd.
• 911202412316
• India

• National Hygiene Chemical Manufacturers
• (011) 867-3891
• Other Regions

• National India
• 91-11-28032069
• India

• National Mineral Development Corporation Limited
• +91-(40)-23538713
• India

• National Mineral Development Corporation Ltd.
• 91-40-23538713
• India

• National Nonwovens Corp
• 413-527-3445
• United States

• National Organic Chemical Industries Limited - Rubber Chemicals Division
• +91-22-2767 2735 / 89
• India

• National Organic Chemicals Industries Ltd
• +91-(22)-2767 2735
• India

• National Organics Pvt.Ltd
• +977-1-4359612
• Nepal

• National Oxygen Limited
• +91 44 2829 0707
• India

• National Oxygen Pte Ltd.
• (65) 6265 9355
• Other Regions

• National Paints
• Other Regions

• National Peroxide Ltd.
• 912512270094/2270670/2270673
• India

• National Plastics & Chemical Corporation
• 614-225-9366
• United Kingdom

• National Plastics & Seals Inc.
• 847-438-1900
• United Kingdom

• National Plastics Color
• 316-755-1273
• United States

• National Research & Chemical Co./NACCO
• (310)352-6999
• United States

• National Silicates
• +1-416-2557771
• Canada

• National Silicates Ltd.
• 416-255-7771
• Canada

• National Starch & Chemical Co.
• (609)409-5656
• United States