Local Calling Guide

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OCN: 558C REGIONAL TELEPHONE CORPORATION - NY

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
315-900 1 Sempronius NY SYRCNY027MD  136   2023-07-03   
315-900 2 Sempronius NY SYRCNY027MD  136   2023-07-03   
315-900 3 Sempronius NY SYRCNY027MD  136   2023-07-03   
315-900 4 Sempronius NY SYRCNY027MD  136   2023-07-03   
315-900 5 Sempronius NY SYRCNY027MD  136   2023-07-03   
315-900 6 Sempronius NY SYRCNY027MD  136   2023-07-03   
315-900 7 Sempronius NY SYRCNY027MD  136   2023-07-03   
315-900 8 Sempronius NY SYRCNY027MD  136   2023-07-03   
347-222 0 New York City Zone 06 NY NYCMNYZRXEX  132   2022-10-24   
347-800 1 New York City Zone 04 NY NYCMNYZRXEX  132   2023-08-05   
347-800 2 New York City Zone 04 NY NYCMNYZRXEX  132   2023-08-05   
347-800 3 New York City Zone 04 NY NYCMNYZRXEX  132   2023-08-05   
347-800 4 New York City Zone 04 NY NYCMNYZRXEX  132   2023-08-05   
347-800 5 New York City Zone 04 NY NYCMNYZRXEX  132   2023-08-05   
347-800 6 New York City Zone 04 NY NYCMNYZRXEX  132   2023-08-05   
347-800 7 New York City Zone 04 NY NYCMNYZRXEX  132   2023-08-05   
347-800 9 New York City Zone 04 NY NYCMNYZRXEX  132   2023-08-05   
347-900 2 New York City Zone 06 NY NYCMNYZRXEX  132   2023-08-26   
347-900 3 New York City Zone 06 NY NYCMNYZRXEX  132   2023-08-26   
347-900 4 New York City Zone 06 NY NYCMNYZRXEX  132   2023-08-26   
347-900 5 New York City Zone 06 NY NYCMNYZRXEX  132   2023-08-26   
347-900 6 New York City Zone 06 NY NYCMNYZRXEX  132   2023-08-26   
347-900 7 New York City Zone 06 NY NYCMNYZRXEX  132   2023-08-26   
347-900 8 New York City Zone 06 NY NYCMNYZRXEX  132   2023-08-26   
363-222 2 Cold Spring Harbor NY NYCMNYZRXEX  132   2024-02-23   
363-363 0 Nassau Zone 2 NY NYCMNYZRXEX  132   2024-02-18   
363-363 1 Nassau Zone 2 NY NYCMNYZRXEX  132   2024-02-18   
363-363 2 Nassau Zone 2 NY NYCMNYZRXEX  132   2024-02-18   
363-363 4 Nassau Zone 2 NY NYCMNYZRXEX  132   2024-02-18   
363-363 5 Nassau Zone 2 NY NYCMNYZRXEX  132   2024-02-18   
363-363 6 Nassau Zone 2 NY NYCMNYZRXEX  132   2024-02-18   
363-363 7 Nassau Zone 2 NY NYCMNYZRXEX  132   2024-02-18   
363-363 8 Nassau Zone 2 NY NYCMNYZRXEX  132   2024-02-18   
363-444 4 Farmingdale NY NYCMNYZRXEX  132   2024-02-18   
585-550 A Rochester NY ROCHNYEIHMD  974      
585-550 0 Rochester NY ROCHNYEIHMD  974   2023-01-01   
585-550 1 Rochester NY ROCHNYEIHMD  974   2023-11-03   
585-550 2 Rochester NY ROCHNYEIHMD  974   2023-11-03   
585-550 3 Rochester NY ROCHNYEIHMD  974   2023-11-03   
585-550 4 Rochester NY ROCHNYEIHMD  974   2023-09-18   
585-550 5 Rochester NY ROCHNYEIHMD  974   2023-09-18   
585-550 6 Rochester NY ROCHNYEIHMD  974   2023-09-18   
585-550 7 Rochester NY ROCHNYEIHMD  974   2023-09-18   
585-550 8 Rochester NY ROCHNYEIHMD  974   2023-09-18   
585-550 9 Rochester NY ROCHNYEIHMD  974   2023-09-18   
585-660 2 Rochester NY ROCHNYEIHMD  974   2023-09-07   
585-660 3 Rochester NY ROCHNYEIHMD  974   2023-09-07   
585-660 6 Rochester NY ROCHNYEIHMD  974   2023-09-07   
680-680 A Phelps NY SYRCNY027MD  136      
680-680 0 Phelps NY SYRCNY027MD  136   2022-12-02   

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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