# Usan GN division, Thenmaradchi (Chavakachcheri) DS Division > Source: https://wherepedia.org/sri-lanka/northern/jaffna/thenmaradchi-chavakachcheri/usan/ Grama Niladhari division · Thenmaradchi (Chavakachcheri) DS Division # Usan Usan is a Grama Niladhari (GN) division of Sri Lanka in Thenmaradchi (Chavakachcheri) DS Division, Jaffna District, Northern Province. It covers **3.13 km²**. 1 named village or locality is recorded here, and 1 mapped services such as hospitals, banks and schools. - 3.1km² - 1mapped service - 11 mtypical elevation ## Where is Usan? Usan lies in [Thenmaradchi (Chavakachcheri) DS Division](https://wherepedia.org/sri-lanka/northern/jaffna/thenmaradchi-chavakachcheri/), [Jaffna District](https://wherepedia.org/sri-lanka/northern/jaffna/), [Northern Province](https://wherepedia.org/sri-lanka/northern/), [Sri Lanka](https://wherepedia.org/sri-lanka/). It borders 6 other GN divisions: [Eluthumadduval North](https://wherepedia.org/sri-lanka/northern/jaffna/thenmaradchi-chavakachcheri/eluthumadduval-north/), [Karampaham](https://wherepedia.org/sri-lanka/northern/jaffna/thenmaradchi-chavakachcheri/karampaham/), [Kodikamam Centre](https://wherepedia.org/sri-lanka/northern/jaffna/thenmaradchi-chavakachcheri/kodikamam-centre/), [Kodikamam South](https://wherepedia.org/sri-lanka/northern/jaffna/thenmaradchi-chavakachcheri/kodikamam-south/), [Mirusuvil South](https://wherepedia.org/sri-lanka/northern/jaffna/thenmaradchi-chavakachcheri/mirusuvil-south/) and [Vidaththalpalai](https://wherepedia.org/sri-lanka/northern/jaffna/thenmaradchi-chavakachcheri/vidaththalpalai/). By area it is the 4741st largest of 13,978 GN divisions in Sri Lanka. It covers 1.3% of [Thenmaradchi (Chavakachcheri) DS Division](https://wherepedia.org/sri-lanka/northern/jaffna/thenmaradchi-chavakachcheri/). The centre of Usan is about 306 km in a straight line from Colombo, the commercial capital. The centre point is at 9.6626° N, 80.2472° E. Local names: උසන් . Source: [Survey Department of Sri Lanka via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO)](https://data.humdata.org/dataset/cod-ab-lka). ## Things to see in and around Usan ### Nearby, outside Usan - Manal Kadu Beach · viewpoint, Manatkadu13 km - Mayakkai Cave · viewpoint, Alvai East17 km - Mayakkai Well · viewpoint, Alvai East17 km - Moorkkam beach · beach, Thumpalai East18 km - Theru Moodi Madam · archaeological site, Point Pedro18 km - Old Co-operative Shop · ruins, Siruppiddy East18 km - Sakkotei Cape · viewpoint, Alvai North Centre20 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: Usan - Time zoneUTC+5:30, no daylight saving · Asia/Colombo - CurrencyRupee (LKR) - Country calling code+94 - LanguagesSinhala, Tamil, English - Plug typesType D, G · 230 V - Driving sideLeft - Postcode format5 digits (#####) ### Nearest airports - Jaffna International Airport (JAF) · Jaffna24 km - China Bay Airport (TRR) · Trincomalee162 km ### Nearest railway station Mirusuvil (Mirusuvil South), about 1.4 km from the centre. ### Daylight Days are longest in Jun (about 12.7 hours, sunrise around 05:48) and shortest in Dec (about 11.6 hours, sunrise around 06:17, sunset around 17:51). 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 Usan Open gazetteers list **1 village, town or locality** in Usan. - Ussan 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). ## Weather in Usan and the best time to visit Using the climate of Jaffna District, the warmest month is Apr (average 30 °C) and the coolest is Jan (26 °C). About 1,144 mm of rain falls in a year; the wettest month is Nov (293 mm) and the driest Jun (21 mm). The most comfortable months for a visit are **January to February**. - Jan - Feb - Mar - Apr - May - Jun - Jul - Aug - Sep - Oct - Nov - Dec Month Average °C Rain mm Jan 26 45 Feb 27 33 Mar 28 39 Apr 30 75 May 30 78 Jun 29 21 Jul 29 24 Aug 29 50 Sep 28 73 Oct 28 210 Nov 27 293 Dec 26 202 Source: [NASA POWER climatology, retrieved 2026-10-29](https://power.larc.nasa.gov/). ## Nearest hospital, bank and fuel from Usan Need Nearest mapped Distance Hospital Divisional Hospital Kodikamam · Kodikamam North 2.0 km [Map](https://www.openstreetmap.org/?mlat=9.67801&mlon=80.23696#map=17/9.67801/80.23696) Bank People's Bank · Kodikamam North 3.6 km [Map](https://www.openstreetmap.org/?mlat=9.68155&mlon=80.22032#map=17/9.68155/80.22032) ATM Commercial Bank of Ceylon · Ariyalai Center West 23 km [Map](https://www.openstreetmap.org/?mlat=9.66107&mlon=80.03878#map=17/9.66107/80.03878) Petrol pump Thanmaradchchi East MPCS · Kodikamam North 3.6 km [Map](https://www.openstreetmap.org/?mlat=9.68181&mlon=80.22020#map=17/9.68181/80.22020) Hotel omus · Chavakachcheri Town 9.1 km [Map](https://www.openstreetmap.org/?mlat=9.65943&mlon=80.16378#map=17/9.65943/80.16378) Mall Lingam shop · Imayanan 18 km [Map](https://www.openstreetmap.org/?mlat=9.80538&mlon=80.17915#map=17/9.80538/80.17915) School J/Usan Ramanathan Maha Vidyalayam · Usan 0.5 km [Map](https://www.openstreetmap.org/?mlat=9.66443&mlon=80.24317#map=17/9.66443/80.24317) College J/Meesalai Veerasingam Central College · Ramavil 5.6 km [Map](https://www.openstreetmap.org/?mlat=9.67820&mlon=80.19812#map=17/9.67820/80.19812) Police station Chavakachcheri Police · Nunavil West 13 km [Map](https://www.openstreetmap.org/?mlat=9.66655&mlon=80.13246#map=17/9.66655/80.13246) 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 Usan Places mapped inside Usan in open map data, by type. - Schools1 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 GN divisions in Thenmaradchi (Chavakachcheri) DS Division - Allarai - Chandrapuram - Chavakachcheri North - Chavakachcheri Town - Eluthumadduval North - Eluthumadduval South - Iddaikurichchi - Kachchai - Kaithady Centre - Kaithady East - Kaithady Navatkuli - Kaithady North - Kaithady Nunavil - Kaithady South - Kaithady South East - Kaithady West - Kalvayal - Karambaikkurichchi - Karampaham - Ketpeli - Kodikamam Centre - Kodikamam North - Kodikamam South - Kovilakandy - Kovilkudyiruppu - Kudamiyan - Maaseri - Madduvil Centre - Madduvil East - Madduvil North - Madduvil Nunavil - Manduvil - Manthuvil East - Manthuvil North - Manthuvil West - Maravanpulo - Meesalai East - Meesalai North - Meesalai West - Mirusuvil North - Mirusuvil South - Navatkadu - Navatkuli East - Navatkuli West - Nunavil Centre - Nunavil East - Nunavil West - Palavi - Ramavil - Sangathanai - Sarasalai North - Sarasalai South - Thanankilappu - Thavalai-Iyattalai - Thenmadduvil - Varani North - Varani-Iyattalai - Vellampokkady - Vidaththalpalai ## Quick answers - Where is Usan?In Thenmaradchi (Chavakachcheri) DS Division, Jaffna District, Northern Province, Sri Lanka - What borders Usan?Eluthumadduval North, Karampaham, Kodikamam Centre, Kodikamam South, Mirusuvil South and Vidaththalpalai - What is there to see in Usan?Manal Kadu Beach, Mayakkai Cave, Mayakkai Well, Moorkkam beach - What time zone is Usan in?UTC+5:30 - What currency is used in Usan?Rupee (LKR) - What language is spoken in Usan?Sinhala, Tamil, English (main languages nationally) - How many villages are in Usan?1 named settlements (GeoNames, OpenStreetMap) - What is the best time to visit Usan?January to February - Where is the nearest hospital to Usan?Divisional Hospital Kodikamam, about 2.0 km from the centre - Where is the nearest bank to Usan?People's Bank, about 3.6 km from the centre - Where is the nearest ATM to Usan?Commercial Bank of Ceylon, about 23 km from the centre - Where is the nearest petrol pump to Usan?Thanmaradchchi East MPCS, about 3.6 km from the centre - What is the P-code of Usan?LK4130210 (OCHA common operational dataset)