Local Calling Guide

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East Rochester, NY

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
585-833 7   384C ONVOY, LLC- NY 974   2021-03-01   
585-833 8   384C ONVOY, LLC- NY 974   2021-03-01   
585-833 9   939H COMMIO, LLC 974   2021-06-20   
585-899 A ERCHNYXADS0  0121 FRONTIER TELEPHONE OF ROCHESTER, INC. 974      
585-899 0   5562 METROPCS, INC. 974   2003-06-01   
585-899 1   0121 FRONTIER TELEPHONE OF ROCHESTER, INC. 974   2002-11-04   
585-899 2   7140 TC SYSTEMS, INC. - NY 974   2000-11-11   
585-899 3   0121 FRONTIER TELEPHONE OF ROCHESTER, INC. 974   2002-01-24   
585-899 4   0121 FRONTIER TELEPHONE OF ROCHESTER, INC. 974      
585-899 5   8473 LEVEL 3 TELECOM OF NEW YORK, LP - NY 974   2002-11-03   
585-899 6   0121 FRONTIER TELEPHONE OF ROCHESTER, INC. 974      
585-899 7   829J PAETEC ITEL, LLC 974   2002-03-01   
585-899 8   7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 974   2003-03-05   
585-899 9   5562 METROPCS, INC. 974   2003-06-01   

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Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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