Mount Holly Springs, Pennsylvania

ZIP codes in Mount Holly Springs

Area codes for Mount Holly Springs

• Area code 717

  In service since 1947. Shares its area with 223. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

• Area code 223

  In service since September 26, 2017. Shares its area with 717. 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

Mount Holly Springs is in the Eastern Time zone.

Towns near Mount Holly Springs

• Boiling Springs7.1 km (4.4 mi)
• Gardners7.6 km (4.7 mi)
• Idaville10.7 km (6.6 mi)
• Carlisle Barracks11 km (6.8 mi)
• Carlisle11.1 km (6.9 mi)
• Plainfield13 km (8.1 mi)
• Dillsburg13.4 km (8.3 mi)
• York Springs13.5 km (8.4 mi)