Neighbouring localities include Alwarpet, T. Nagar, Nandanam, and Nungambakkam. Gopalapuram, Poes road, Poes garden, Seethamal Colony, Vellala Teynampet, Ellaiyamman colony are important residential areas in Teynampet. Poes Garden houses two of the most celebrated houses in Chennai; residence of the incumbent Chief Minister of Tamil Nadu Jayalalithaa and Cine actor Rajinikanth. Gopalapuram area houses the residences of DMK Chief Mr. M Karunanidhi.
Teynampet also houses "Anna Arivalayam", which is the head office of the DMK party, and upscale hotels such as Hyatt Regency and Marriott Courtyard. The famous Diocesan Church and the Gemini Flyover are also in this region.
Teynampet houses one of Chennai's famous arts and science women's college, the Justice Basheer Ahmed Sayeed College (more commonly known as SIET). The other colleges in the vicinity of Teynampet is the Stella Maris College in Cathedral Road. The Schools in and around Teynampet are SIET Boys and Girls School, DAV Girls and D.A.V Boys School in Gopalapuram, Sri Sarada Matriculation School in Gopalapuram, Church Park Convent.