Pennsylvania’s nickname is Keystone State. It was the 2nd admitted
state. It was officialy ratified on Dec 12, 1787. Pennsylvania
has an average population of 12,461,200 spread between the
coordinates of 40.590752 Latitude and -77.209755 Longitude.
CAPITAL
Harrisburg
NICKNAME
Keystone State
POPULATION
12,461,200
AREA
44,817 mi²
ZIP CODES
15001 to 19640
AREACODES
11
POST OFFICES
602
COUNTIES
67
CITIES
2932
LAT/LONG
40.590752 / -77.209755
CURRENT TIME
01:21
Browse Pennsylvania ZIP Codes
Frequently Asked Questions
Pennsylvania is also known as Keystone State.
The capital city of Pennsylvania is Harrisburg.
Pennsylvania has a total population of 12,461,200.
The Pennsylvania ratification of Constitution happened on Dec 12, 1787.
