Abuja large and growing immigrant community consisting mainly of nationals from the ECOWAS sub-region. The city has been undergoing a rapid pace of physical development over the last fifteen years. Abuja is served by the Nigerian Postal Service which maintains postal codes, street names and zones. Nnamdi Azikiwe International Airport is the main airport serving Abuja and the surrounding capital region. It was named after Nigeria's first president, Nnamdi Azikiwe. The airport has international and domestic terminals. Abuja is also linked to Nasarawa, Plateau, Benue and Northeast Nigeria by the A234 Federal Highway, which starts from the city as the Goodluck
World Trade Centre Abuja scheduled to open in 2016. The complex is being funded by private financial institutions, as well as private investors, costing about ₦200 billion. it is being developed by "First Intercontinental Properties Limited", a subsidiary of "The churchgate Group", a Nigerian real estate company, and the project was designed by Woods Bagot, WSP Consulting is the structural consultant, whilst Abuja Investments Company is also a partner. The WTC Abuja, when completed, will be the largest mixed-use development on the West African subcontinent. The development of World Trade Centre Abuja started in 2010, on a land size of over 6,000 hectares in