Poonamallee is a town and suburb of Chennai, India under the Chennai Metropolitan Area. It was historically called Pushpagirimangalam, later renamed in Tamil as Poovirundhavalli, and now colloquially called as Poondhamalli. It is the headquarters of the Poonamallee taluk of the Tiruvallur district in the Indian state of Tamil Nadu. The nearest Railway station is at Avadi. It acts as the gateway to the city from its western side. It is a town with rich cultural heritage and also a fast-growing areas in the city. As of 2011, the town had a population of 57,224. There are plans to merge the areas under Poonamallee Municipality with Avadi Municipal Corporation.

Kanchipuram also known as Kanjeevaram, is a city in the Indian state of Tamil Nadu in the Tondaimandalam region, 72 km (45 mi) from Chennai – the capital of Tamil Nadu. Known as the City of Thousand Temples, Kanchipuram is known for its temple architectures, 1000-pillared halls, huge temple towers and silk saris. Kanchipuram serves as one of the most important tourist destinations in India. Kanchipuram has become a centre of attraction for foreign tourists as well. The city covers an area of 36.14 km2 (13.95 sq mi) and an estimated population of more than 300,000 in 2021. It is the administrative headquarters of Kanchipuram District. Kanchipuram is well-connected by road and rail.