CALABARZON is one of the regions of the Philippines. It is designated as Region IV-A and its regional center is Calamba City in Laguna. The region is composed of five provinces, namely: Cavite, Laguna, Batangas, Rizal, and Quezon; whose names form the acronym CALABARZON. The region is also more formally known as Southern Tagalog Mainland.
CALABARZON is one of the regions of the Philippines. It is designated as Region IV-A and its regional center is Calamba City in Laguna. The region is composed of five provinces, namely: Cavite, Laguna, Batangas, Rizal, and Quezon; whose names form the acronym CALABARZON. The region is also more formally known as Southern Tagalog Mainland.