Local Calling Guide

Area code/prefix search

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NPA: 631 [Rate centres in NPA 631] [Dial plan for NPA 631]

NXX: 391

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-391 A Farmingdale NY FRDLNYFMRP0  9104 VERIZON NEW YORK, INC. 132      
631-391 0 Farmingdale NY FRDLNYFMRP0  9104 VERIZON NEW YORK, INC. 132      
631-391 2 Farmingdale NY FRDLNYFMRP0  9104 VERIZON NEW YORK, INC. 132      
631-391 3 Farmingdale NY FRDLNYFMRP0  9104 VERIZON NEW YORK, INC. 132      
631-391 4 Farmingdale NY FRDLNYFMRP0  9104 VERIZON NEW YORK, INC. 132      
631-391 5 Farmingdale NY FRDLNYFMRP0  9104 VERIZON NEW YORK, INC. 132      
631-391 6 Farmingdale NY NYCMNY83DS2  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2011-01-06   
631-391 7 Farmingdale NY FRDLNYFMRP0  9104 VERIZON NEW YORK, INC. 132      
631-391 8 Farmingdale NY FRDLNYFMRP0  9104 VERIZON NEW YORK, INC. 132      
631-391 9 Farmingdale NY FRDLNYFMRP0  9104 VERIZON NEW YORK, INC. 132      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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