Batagoda

Remuna (Sinhala:රෙමුණ, Tamil:ரெமுண) is a town in the Kalutara District, Western Province of Sri Lanka. Remuna was established in the 1920s and is located 6.5 km (4.0 mi) south of Horana, on the Kaluthara-Horana Road (B157). On the northern outskirts of the town is a small lake, Remuna Lake.

Haltota is a city located in Western Province, Sri Lanka. It is a legendary city related to the King Raigam Bandara. Postal code of Haltota sub post office is 12538

Ballapitiya (Sinhala:බැල්ලපිටිය, pronounced , Tamil:பெல்லாபிட்டிய) is a small town in Kalutara District, Western Province, Sri Lanka. Ballapitiya is approximately 25 km (16 mi) southeast of Horana, 25 km (16 mi) north of Mathugama and 45 km (28 mi) southeast of Colombo. The town is located on the Horana - Anguruwatota - Aluthgama Road (B157), near its junction with the Nagoda - Kalawellawa - Ballapitiya Road (B304), with public transport links to Kalutara, Horana, Matugama and Kandy. There are two schools in the area, Ballapitiya Primary School and Remuna Maha Vidyalaya.

Sri Palee College in Horana is one of the main mixed schools in Sri Lanka. The number of students are over 5,000. There are classes from grade 1 to 13.

Horana (Sinhala: හොරණ, Pronounced , Tamil: ஹொரணை) is a town in Kalutara District, in the Western Province of Sri Lanka. It is on the A8 highway between Panadura and Ratnapura, 50 km (31 mi) away from Ratnapura and 18 km (11 mi) away from Panadura. Horana is connected with Colombo via B84 Colombo - Horana road, 42 km (26 mi) away from Colombo The town is administered by an Urban Council. Horana is the home town of former Prime Minister of Sri Lanka Ratnasiri Wickremanayake.

Gonapola is a village in Sri Lanka. It is located within Western Province.

Palannoruwa Central College is a school in Gonapola, Western Province, Sri Lanka.

The Ace Horana Power Station was a 25-megawatt thermal power station in Horana, Sri Lanka. The plant operated from 2002-2012 similar to that of the Ace Matara Power Station, and utilized four 6.3 MW Wärtsilä 18V32LN generating units. The plant was decommissioned in 2012 after its 10-year PPA expired. The power station was originally planned to be built in Anuradhapura, but was later changed to Horana due to environmental and religious protests.Constructed over a period of 3 years, the plant cost a total of US$ 11.50 million and Rs. 178 million via syndicated loans. Participants in the debt component were HNB (US$ 5.00 m), Commercial Bank (US$ 2.00 m), People's Bank (US$ 1.50 m), Bank of Ceylon (US$ 1.25 m), HSBC (US$ 1.25 m), Pan Asia Bank (US$ 0.50 m), and DFCC Bank (Rs. 178 million). The project was developed by Aitken Spence (51%), CDC Group (29%), Wärtsilä (10%) and Banaras House India (10%).

St. John's College is a school in Panadura, Sri Lanka, that was founded in 1876. It is a National school with a student population of 3500 and staff of about 150

Polgasowita is a town in Western Province, Sri Lanka. It is located a short distance south-east of central Colombo.

Kahathuduwa is a small town in the Colombo District of the Western Province of Sri Lanka. It is located approximately 28.3 kilometres (17.6 mi) south east of Colombo. It has interchange to southern express way

Panadura electoral district was an electoral district of Sri Lanka between August 1947 and February 1989. The district was named after the town of Panadura in Kalutara District, Western Province. The 1978 Constitution of Sri Lanka introduced the proportional representation electoral system for electing members of Parliament. The existing 160 mainly single-member electoral districts were replaced with 22 multi-member electoral districts. Panadura electoral district was replaced by the Kalutara multi-member electoral district at the 1989 general elections, the first under the PR system, though Panadura continues to be a polling division of the multi-member electoral district.