Oil City, Pennsylvania
Eastern Time Zone (UTC-5) · PA · —
About Area Codes in Oil City, Pennsylvania
Oil City, Pennsylvania is served by 2 area codes: 724, 814. When multiple area codes serve the same geographic area, it typically indicates overlay codes have been added to accommodate growing demand for phone numbers. All local calls within Oil City require 10-digit dialing. The city is in the Eastern time zone (UTC-5).
Other cities in area code 724
Frequently Asked Questions
What area code is Oil City, Pennsylvania?
Oil City, Pennsylvania uses area codes 724 and 814.
What time zone is Oil City in?
Oil City is in the Eastern time zone (UTC-5).
Do I need to dial 10 digits when calling Oil City?
Yes, all local calls in Oil City require 10-digit dialing because the area is served by multiple overlay area codes.
When was area code 724 created?
Area code 724 was established in 1998 as a geographic split from a larger area code region to serve the growing population.
What cities share area code 724 with Oil City?
Other cities sharing area code 724 with Oil City include Butler, Connellsville, Greensburg, Indiana, Latrobe, among others.
Oil City, PA · Eastern Time Zone