Arnold, Pennsylvania

Nearest ZIP codes to Arnold

These are the ZIP codes nearest to Arnold, each listed with the post office it is named after.

Area codes for Arnold

• Area code 412

  In service since 1947. Shares its area with 878. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

• Area code 878

  In service since August 17, 2001. Shares its area with 412 and 724. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Arnold is in the Eastern Time zone.

Towns near Arnold

• Creighton1.4 km (0.9 mi)
• New Kensington2.7 km (1.7 mi)
• Brackenridge3.8 km (2.4 mi)
• Lower Burrell4 km (2.5 mi)
• Harwick4.1 km (2.5 mi)
• Springdale4.2 km (2.6 mi)
• Tarentum4.7 km (2.9 mi)
• Natrona5.1 km (3.2 mi)