Limestone is an unincorporated community in Clarion County, Pennsylvania, United States. The community is located on Pennsylvania Route 66, 6.7 miles (10.8 km) south-southeast of Clarion. Limestone has a post office with ZIP code 16234.
Snydersburg is an unincorporated community in Clarion County, Pennsylvania, United States. The community is located on Pennsylvania Route 66, 8.3 miles (13.4 km) north of Clarion. Snydersburg had a post office from December 31, 1889, to April 23, 2005; it still has its own ZIP code, 16257.
Mayport is an unincorporated community in Clarion County, Pennsylvania, United States. The community is located on Redbank Creek at the Pennsylvania Route 536 bridge, 1.5 miles (2.4 km) upstream of Hawthorn. Mayport has a post office with ZIP code 16240.
Fairmount City is an unincorporated community in Clarion County, Pennsylvania, United States. The community is located on Redbank Creek and Pennsylvania Route 28, immediately upstream of New Bethlehem. Fairmount City has a post office with ZIP code 16224.
Fisher is an unincorporated community in Clarion County, Pennsylvania, United States. The community is 8.3 miles (13.4 km) east-northeast of Clarion. Fisher has a post office with ZIP code 16225.
Cooksburg is an unincorporated community in Clarion and Forest counties, Pennsylvania, United States. The community is located on the north bank of the Clarion River at the Pennsylvania Route 36 bridge, 12.3 miles (19.8 km) northeast of Clarion. Cooksburg has a post office with ZIP code 16217.
Oak Ridge is an unincorporated community in Armstrong County, Pennsylvania, United States. The community is located on the south bank of Redbank Creek between Hawthorn and New Bethlehem. Oak Ridge has a post office, with ZIP code 16245.
Distant is an unincorporated community in Armstrong County, Pennsylvania, United States. The community is located on Pennsylvania Route 28 and Pennsylvania Route 66 2.6 miles (4.2 km) south-southwest of New Bethlehem. Distant has a post office with ZIP code 16224.
Widnoon is an unincorporated community located near the center of Madison Township, Armstrong County, Pennsylvania, United States. The community is 3 miles (4.8 km) north of Templeton. Widnoon had its own post office from March 22, 1880, to February 3, 2005. It still has its own ZIP code, 16261.
Seminole is an unincorporated community in Armstrong County, Pennsylvania, United States. The community is 3.3 miles (5.3 km) south of New Bethlehem. Seminole had its own post office until September 28, 2002; it still has its own ZIP code, 16253.
Adrian is an unincorporated community in Armstrong County, Pennsylvania, United States. The community is 4.8 miles (7.7 km) north of Kittanning. Adrian has a post office with ZIP code 16210. Adrian, along with the rest of Armstrong County, is part of the Pittsburgh metropolitan area.
Cowansville is an unincorporated community in Armstrong County, Pennsylvania, United States. The community is located on Pennsylvania Route 268, at 6 miles (9.7 km) northwest of Kittanning. Cowansville has a post office with ZIP code 16218, which opened on August 8, 1849.
Cadogan is an unincorporated community in Cadogan Township, Armstrong County, Pennsylvania, United States. The community is located along the Allegheny River and Pennsylvania Route 128 5.3 miles (8.5 km) southwest of Kittanning. Cadogan has a post office with ZIP code 16212.
Nu Mine is an unincorporated community in Cowanshannock Township, Armstrong County, Pennsylvania, United States. The community is located along Pennsylvania Route 85, 1.6 miles (2.6 km) east of Rural Valley. Nu Mine has a post office, with ZIP code 16244.
Venus is an unincorporated community in Clarion and Venango counties, Pennsylvania, United States. The community is located on Pennsylvania Route 157, 12.7 miles (20.4 km) east-southeast of Oil City. Venus has a post office with ZIP code 16364.
Knox Dale is an unincorporated community in Jefferson County, Pennsylvania, United States. The community is 6 miles (9.7 km) south-southeast of Brookville. Knox Dale has a post office with ZIP code 15847.
McIntyre is an unincorporated community in Indiana County, Pennsylvania, United States. The community is 8.3 miles (13.4 km) west-southwest of Indiana. McIntyre has a post office, with ZIP code 15756.
New Derry is an unincorporated community in Westmoreland County, Pennsylvania, United States. The community is located along Pennsylvania Route 982 1.5 miles (2.4 km) northwest of Derry. New Derry has a post office with ZIP code 15671, which opened on February 3, 1823.
Pleasant Unity is an unincorporated community in a rural part of Unity Township, Westmoreland County, Pennsylvania, United States. It is located at the junction of Pennsylvania Route 130 and Pennsylvania Route 981 6.3 miles (10.1 km) southeast of Greensburg.
Claridge is an unincorporated community in Westmoreland County, Pennsylvania, United States. The community is 3.3 miles (5.3 km) northeast of Manor. Claridge has a post office with ZIP code 15623, which opened on January 25, 1886.
