# Nam Pen Subdistrict, Khao Chamao, Rayong Province – Villages > Source: https://wherepedia.org/thailand/rayong/khao-chamao/nam-pen/ Subdistrict · Khao Chamao # Nam Pen Nam Pen is a subdistrict (tambon) of Thailand in Khao Chamao, Rayong Province. It covers **103.5 km²**. 7 named villages and localities are recorded here, and 17 mapped services such as hospitals, banks and schools. - 103km² - 17mapped services - 32 mtypical elevation ## Where is Nam Pen? Nam Pen lies in [Khao Chamao](https://wherepedia.org/thailand/rayong/khao-chamao/), [Rayong Province](https://wherepedia.org/thailand/rayong/), [Thailand](https://wherepedia.org/thailand/). It borders 7 other subdistricts: [Ban Na](https://wherepedia.org/thailand/rayong/klaeng/ban-na/), [Cham Kho](https://wherepedia.org/thailand/rayong/khao-chamao/cham-kho/), [Huai Thap Mon](https://wherepedia.org/thailand/rayong/khao-chamao/huai-thap-mon/), [Khao Wongkot](https://wherepedia.org/thailand/chanthaburi/kaeng-hang-maeo/khao-wongkot/), [Kong Din](https://wherepedia.org/thailand/rayong/klaeng/kong-din/), [Phawa](https://wherepedia.org/thailand/chanthaburi/kaeng-hang-maeo/phawa/) and [Thung Khwai Kin](https://wherepedia.org/thailand/rayong/klaeng/thung-khwai-kin/). By area it is the 1221st largest of 7,425 subdistricts in Thailand. It covers 21.7% of [Khao Chamao](https://wherepedia.org/thailand/rayong/khao-chamao/). The centre of Nam Pen is about 166 km in a straight line from Bangkok, the capital. It is about 12 km from Khao Chamao, the main town of Khao Chamao. The centre point is at 12.8945° N, 101.7584° E. Local names: น้ำเป็น . Source: [Royal Thai Survey Department via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO)](https://data.humdata.org/dataset/cod-ab-tha). ## Things to see in and around Nam Pen OpenStreetMap lists 10 named sights in Nam Pen: 6 waterfalls; 3 attractions; 1 national park. - Aeng Khreu Saba · waterfall - Laan Phee Seua · waterfall - Laan Pratu Phaa · waterfall - Nam Tok Sai Tharn Moke · waterfall - Wang Chang Phaan · waterfall - Wang Krachay · waterfall - Khao Chamao-Khao Wong National Park · national park - Khao Chamao Waterall · attraction - Khlong Hin Phloeng Waterfall · attraction - Khlong Pla Kang Waterfalls · attraction ### Nearby, outside Nam Pen - Tham Mang Korn · cave, Kong Din6.2 km - Big Lion Cave · cave, Kong Din6.2 km - Sammit Cave · cave, Kong Din6.3 km - Drama Cave · cave, Kong Din6.4 km - Tham Chang · cave, Kong Din6.4 km - Tham Phet · cave, Kong Din6.4 km Source: [© OpenStreetMap contributors (ODbL), Geofabrik extract — named settlements](https://www.openstreetmap.org/copyright). Named attractions, museums, viewpoints, historic sites and natural features mapped in OpenStreetMap. Places of worship are not listed. ## Know before you go: Nam Pen - Time zoneUTC+7, no daylight saving · Asia/Bangkok - CurrencyBaht (THB) - Country calling code+66 - LanguagesThai, English - Plug typesType A, B, C, F · 220 V - Driving sideLeft - Postcode format5 digits (#####) ### Nearest airports - U-Tapao–Rayong–Pattaya International Airport (UTP) · Rayong85 km - Trat Airport (TDX) · Laem Ngop92 km ### Daylight Days are longest in Jun (about 12.9 hours, sunrise around 05:46) and shortest in Dec (about 11.4 hours, sunrise around 06:26, sunset around 17:49). Source: [GeoNames country and time-zone files (CC BY 4.0)](https://www.geonames.org/); [Wikidata (CC0) — plug types, mains voltage, driving side; retrieved 2026-11-02](https://www.wikidata.org/); [OurAirports (public domain)](https://ourairports.com/data/). Airports with scheduled passenger flights; straight-line distances. Daylight is calculated for the 15th of each month in local standard time. Check entry and visa rules with official government sources before travelling. ## Villages and localities in Nam Pen Open gazetteers list **7 villages, towns and localities** in Nam Pen. Settlements here lie between about 21 m and 52 m above sea level (median 32 m). - Ban Khlong Phrachao - Ban Mueang Rae - Ban Nam Pen - Ban Nam Sai - Ban Sam Yaek Nam Pen - Ban Samnak Krabao - Nam Pen Source: [GeoNames (CC BY 4.0) — settlements, natural and historic features](https://www.geonames.org/); [© OpenStreetMap contributors (ODbL), Geofabrik extract — named settlements](https://www.openstreetmap.org/copyright). ## Landscape and landmarks of Nam Pen Named natural and historic features inside Nam Pen, from the GeoNames gazetteer. ### Water 2 rivers and streams; 1 waterfall. - Khlong Khao Chuk - Khlong Ra-ok - Nam Tok Khao Chamao ### Hills and mountains 1 mountain; 1 hill. - Khao Chamao · 1,005 m - Khao Nong Khla · 140 m Source: [GeoNames (CC BY 4.0) — settlements, natural and historic features](https://www.geonames.org/). Places of worship are not listed. Elevations are from the GeoNames terrain model and are approximate. ## Weather in Nam Pen and the best time to visit Using the climate of Khao Chamao, the warmest month is Apr (average 28 °C) and the coolest is Dec (23 °C). About 2,052 mm of rain falls in a year; the wettest month is Sep (369 mm) and the driest Dec (9 mm). The most comfortable months for a visit are **November to March**. - Jan - Feb - Mar - Apr - May - Jun - Jul - Aug - Sep - Oct - Nov - Dec Month Average °C Rain mm Jan 24 26 Feb 26 28 Mar 28 73 Apr 28 104 May 27 246 Jun 26 305 Jul 26 317 Aug 26 284 Sep 26 369 Oct 26 238 Nov 25 53 Dec 23 9 Source: [NASA POWER climatology, retrieved 2026-10-29](https://power.larc.nasa.gov/). ## Nearest hospital, bank and fuel from Nam Pen Need Nearest mapped Distance Hospital สถานีอนามัยบ้านน้ำใส ต.น้ำเป็น อ.เขาชะเมา · Nam Pen 4.4 km [Map](https://www.openstreetmap.org/?mlat=12.90357&mlon=101.71886#map=17/12.90357/101.71886) Bank ธกส. กิ่ง อ. เขาชะเมา · Huai Thap Mon 12 km [Map](https://www.openstreetmap.org/?mlat=12.97677&mlon=101.68359#map=17/12.97677/101.68359) ATM Bangkok Bank · Thung Khwai Kin 15 km [Map](https://www.openstreetmap.org/?mlat=12.78449&mlon=101.68570#map=17/12.78449/101.68570) Petrol pump ปั๊มน้ำมันบางจาก · Khao Wongkot 7.1 km [Map](https://www.openstreetmap.org/?mlat=12.89064&mlon=101.82376#map=17/12.89064/101.82376) Hotel แคมป์ ชะเมา · Nam Pen 3.0 km [Map](https://www.openstreetmap.org/?mlat=12.86737&mlon=101.76199#map=17/12.86737/101.76199) Mall ตลาดนัดสุขไพรวัน · Kong Din 13 km [Map](https://www.openstreetmap.org/?mlat=12.78579&mlon=101.79198#map=17/12.78579/101.79198) School โรงเรียนบ้านน้ำเป็น ตำบลน้ำเป็น อำเภอเขาชะเมา จังกวัดระยอง · Nam Pen 2.3 km [Map](https://www.openstreetmap.org/?mlat=12.87808&mlon=101.74619#map=17/12.87808/101.74619) College โรงเรียนบ้านชำสมอ · Kong Din 9.4 km [Map](https://www.openstreetmap.org/?mlat=12.81054&mlon=101.76716#map=17/12.81054/101.76716) Police station สถานีตำรวจภูธรน้ำเป็น · Nam Pen 3.4 km [Map](https://www.openstreetmap.org/?mlat=12.87565&mlon=101.73392#map=17/12.87565/101.73392) Source: [Overture Maps places (CDLA-Permissive-2.0) and © OpenStreetMap contributors (ODbL)](https://overturemaps.org/). Straight-line distance from the centre of the division, within 40 km. ## Hospitals, banks and other services in Nam Pen Places mapped inside Nam Pen in open map data, by type. - Hospitals1 - Hotels3 - Schools4 - Restaurants8 - Police stations1 Source: [Overture Maps places (CDLA-Permissive-2.0) and © OpenStreetMap contributors (ODbL)](https://overturemaps.org/). Coverage depends on what has been mapped; contact details are not shown. ## Other subdistricts in Khao Chamao - Cham Kho - Huai Thap Mon - Khao Noi ## Quick answers - Where is Nam Pen?In Khao Chamao, Rayong Province, Thailand - What borders Nam Pen?Ban Na, Cham Kho, Huai Thap Mon, Khao Wongkot, Kong Din, Phawa and Thung Khwai Kin - What is there to see in Nam Pen?Aeng Khreu Saba, Khao Chamao Waterall, Khao Chamao-Khao Wong National Park, Khlong Hin Phloeng Waterfall - What time zone is Nam Pen in?UTC+7 - What currency is used in Nam Pen?Baht (THB) - What language is spoken in Nam Pen?Thai, English (main languages nationally) - How many villages are in Nam Pen?7 named settlements (GeoNames, OpenStreetMap) - What is the elevation of Nam Pen?Settlements lie between 21 m and 52 m - What is the highest point in Nam Pen?Khao Chamao (1,005 m, GeoNames elevation model) - What is the best time to visit Nam Pen?November to March - Where is the nearest hospital to Nam Pen?สถานีอนามัยบ้านน้ำใส ต.น้ำเป็น อ.เขาชะเมา, about 4.4 km from the centre - Where is the nearest bank to Nam Pen?ธกส. กิ่ง อ. เขาชะเมา, about 12 km from the centre - Where is the nearest ATM to Nam Pen?Bangkok Bank, about 15 km from the centre - Where is the nearest petrol pump to Nam Pen?ปั๊มน้ำมันบางจาก, about 7.1 km from the centre - How many hospitals are in Nam Pen?1 mapped - What is the P-code of Nam Pen?TH210701 (OCHA common operational dataset)