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Phone Directory 631-778 Detail

State Major City Time Zone
New York Deer Park Eastern

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
631-778 Central Islip, NY Allegiance Telecom Suffolk Landline 01/14/2000

Other Series For Prefixes

631-7780###
631-7781###
631-7782###
631-7783###
631-7784###
631-7785###
631-7786###
631-7787###
631-7788###
631-7789###