As of 2105, the physical address for the Nigerian Immigration Service headquarters is Nnamdi Azikiwe Airport Road, Sauka, Abuja, acccording to the NIS. The mailing address is P.M.B. 38, Garki, Abuja.
The Nigerian Immigration Service's telephone number is 234-9-7806771, states the NIS. The country code is 234. The official website is Immigration.gov.ng.
The processing of visa applications is one of the services provided by the Nigerian Immigration Service, according to the NIS. The headquarters also handles CERPAC permit applications for missionaries, students and residents of Cameroon. ECOWAS travel certificates for residents within the 16 countries of the Economic Community of West African States is issued by the NIS office.