Passport Office, Guwahati started functioning from June 1979. It caters to the 96 (ninetysix) districts in the 6 (six) North Eastern States of India viz Arunachal Pradesh, Assam, Manipur, Meghalaya, Mizoram and Nagaland.

Aizawl, Anjaw, Baksa, Barpeta, Bishnupur, Bongaigaon, Cachar, Champhai, Chandel, Changlang, Chhimtuipui, Chirang, Chumukidema, Churachandpur, Darrang, Dhemaji, Dhubri, Dibang Valley, Dibrugarh, Dimapur, East Garo Hills, East Jaintia Hills, East Kameng, East Khasi Hills, East Siang, Goalpara, Golaghat, Guwahati City, Hailakandi, Hnanthial, Imphal East, Imphal West, Jaintia Hills, Jiribam, Jorhat, Kamrup, Karbi Anglong, Karimganj, Kephrie, Khawzawl, Kohima, Kokrajhar, Kolasib, Kurung Kumey, Lawngtlai, Lohit, Longleng, Lower Dibang Valley, Lower Subansiri, Lunglei, Mamit, Mokokchung, Mon, Morigaon, Nagaon, Nalbari, North Cachar Hills, North Lakhimpur, Papumpare, Peren, Phek, Ri Bhoi, Sadar Hills, Saiha, Saitual, Senapati, Serchhip, Sibsagar, Sonitpur, South Garo Hills, Tamenglong, Tawang, Thoubal, Tinsukia, Tirap, Tuensang, Udalguri, Ukhrul, Upper Siang, Upper Subansiri, West Garo Hills, West Kameng, West Khasi Hills, West Siang, Wokha, Zunheboto.