Ptolemaida

Ptolemaida
Πτολεμαΐδα
Aerial view of Ptolemaida
Location within the regional unit
Ptolemaida
Coordinates: 40°31′N 21°41′E / 40.517°N 21.683°E / 40.517; 21.683
CountryGreece
Geographic region Macedonia
Administrative regionWestern Macedonia
Regional unitKozani
MunicipalityEordaia
Area
 • Municipal unit217.901 km2 (84.132 sq mi)
 • Community57.508 km2 (22.204 sq mi)
Elevation
600 m (2,000 ft)
Population
 (2021)
 • Municipal unit
35,334
 • Municipal unit density162.16/km2 (419.98/sq mi)
 • Community
31,575
 • Community density549.05/km2 (1,422.0/sq mi)
Time zoneUTC+2 (EET)
 • Summer (DST)UTC+3 (EEST)
Postal code
502 00
Area code24630
Vehicle registrationKZ
Websitewww.ptolemaida.gr

Ptolemaida (Greek: Πτολεμαΐδα, romanizedPtolemaïda, Katharevousa: Πτολεμαΐς, Ptolemaïs) is a town and a former municipality in the Kozani regional unit of Western Macedonia, Greece. Since the 2011 local government reform, it is part of the municipality of Eordaia, of which it is the seat and a municipal unit. It is known for its coal (lignite) mines and its power stations.