New-Castle Area Codes, Pennsylvania, Unites States
How to call New-Castle, Pennsylvania?
New-Castle has 1 area code. To call New-Castle you need to dial the Unites States country code (+1) and the following area code:
724How to know if I'm receiving calls from New-Castle, Pennsylvania?
You are receiving calls from New-Castle when the phone number starts with the following combination:
1-724Other area codes in Unites States
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