कंपनियों की सूची
- D A V Public School, Siwan
- D. D. Educare School, Birnoudh Chowk, Bhagalpur
- D.A.V. GODDA, Godda
- D.P.S SCHOOL MASUMGANJ, Nisahara
- D.P.S.PIRPAINTI, Moheshram
- DANGEROUS DANCE CLASSES, Madarpur
- DAV Public School, Mahagama
- DEEPAK GOND, Gond
- DEVENDRA PRASAD SINGH SCHOOL, DUMARIA, Laugain
- DHANNJAY TRADER, Harnathpur
- DHARAM CHAND SHISHU SANSKAR SCHOOL, Arajpur
- DNP PUBLIC SCHOOL, Gopalganj
- DNY Films Production, Siwan
- DPS Basantpur, Basantpur
- DR.DHIRAJ'S HOME, GOPALGANJ
- DTDC Courier, Bhopatpura
- DTDC Courier Service @ Marhaura - 841418, Marhaura
- DURGAWATI INDANE GAS AGENCY, Surwal
- DVM Public School, Siwan
- Darul Uloom Sayyadana Abubakar Siddiqui, Kojhi
- Das & Das Enterprises, Bhubaneswar
- Dashrath Ji Rasgulla Wale, Siwan
- Daya Homeo Seva Kendra, Dihiya
- Deen Dayal Hospital, Saran
- Deep English School, Katihar
- Deep Nara Ram Krishna High School,Koila, Koila
- Deepak Cyber., Rangrauli
- Deepak Mobile Repairing Centre, Bhagaiya
- Deepak Raj Tour And Travels, Gopalganj
- Deepak Singh, Kishunpur Misrauli
- Deepanshu Milk Parler, Duraundha
- Deepeshwar Vidya Niketan (Parsa Garh), Parsa
- Delhi Public School, Katihar
- Delhivery Courier Service, Kahalgaon
- Dental Square.. Dr. Saurabh Kumar, Siwan
- Deokumar Singh Park, Nizampur
- Desire English Classes, Khapura Khanpur
- Dev Lubricant, Siwan
- Devendra Pratap Singh School, Dumaria, Dumaria
- Dewesh Indane Service, Chainpur Mobarakpur
- Dhamsar, Banpur Latif
- Dharamchand Shishu Sanskar School, Dholbazza Bazar
- Dharamchandshishu Sanskar School, Dholbazza Bazar
- Dhvani Iconic, Ahmedabad
- Digital India, Maharajganj
- Digital Planet (Gurupreet), Lachhmipur
- Digital seva kendra, Mustafabad
- Dikhush Mobile Repareing Center & Mobile Recharge, Chautham
- Dilkhush Mobile gas Chulha Service, Siwan
- Dindayalpur Masjid, Daniaylpur urf Dindayalpur
- Divakar Mobile Store Dumari, Dumri
- Divine Happy School Secondary Branch, Bhagalpur
- Divine Light Public School, Barhait
- Dj Sonu KadamMore, Baletha
- Doctor Diagnostic Center, Mirganj
- Dolly Sweets, Mathurapur
- Don Bosco Mission School Fudkichak, Itahri
- Don Bosco School, Siwan
- Don Bosco School, Katihar, Katihar
- Don Bosco School,bhagalpur, Bhagalpur
- Dr A. K. Prasad, Gopalganj
- Dr Ashir Husain,Mona Nursing Home, Siwan
- Dr Jaggarnath Medical Stores&clinic, Mirganj
- Dr Kanchan Kumari, Siwan
- Dr Nihora Clinic, Salempur
- Dr Sachish Prakash Clinic, Salempur
- Dr Shagufta Naaz,Naaz Maternity Centre, Siwan
- Dr Tushar's Dental Clinic, Siwan
- Dr. D. D. Maali, Gopalganj
- Dr. Danish Jamal, Siwan
- Dr. H. Hussain Homeopatic clinic, Hathwa
- Dr. Kislay Kumar. Electro Homoeopathy Clinic, Gopalganj
- Dr. M. Ansari, Gopalganj
- Dr. Mahboob Clinic, Khorampur
- Dr. Md. Qaiser Javed, Gopalganj
- Dr. P. N. Kumar, Gopalganj
- Dr. Rahul Keshri, Ekdanga
- Dr. Ramchander Singh Homeopathic Madical College, Kaparpura
- Dr. S.N. Singh, Gopalganj
- Dr. Sadruzzama, Modern Clinic, Salempur
- Dr. Sudhir Kumar, Gopalganj
- Dr. Upendra Kumar SahPur Bazaar Sant Medical & Clinic &Vestige Marketing Pvt Ltd, Shahpur
- Dr.B.k.shrivastava, Chak Mahmuda
- Dr.Hakim Ali Akbar, Bhalui
- Dr.M.Kumar Paramedical Paradental College & Hospital, Dumakiya
- Dr.Ram Pravesh Singh Clinic, Gopalganj
- Drcc Gopalganj Basdila Khas, Basdila Khas
- Dreamz, Ahmedabad
- Dumduma Drug House, Bhubaneswar
- Dumduma Homeo Drug House, Bhubaneswar
- Dumra Basic School, Chainpur Alinagar
- Dumri Pond, Usri
- Dura Chandpur .School, Katihar
- Durga Mata Tample, Deal Chhapar
- Durga Medicines, Bhubaneswar
- Dwivedi Bhavan, Siwan
- Dynamics 10+2 classes (By Roshan sir), Balaha
- daud memorial Urdu Girls Uccha Vidyalaya, Siwan
- dscresearchinstitute, Kahalgaon
- dscscientificinstitute, Kahalgaon