Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 607 [Rate centres in NPA 607] [Dial plan for NPA 607]

NXX: 603

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
607-603 A Ithaca NY SYRCNYSLDS1  7556 NORTHLAND NETWORKS, LTD. - NY 136      
607-603 0 Ithaca NY SYRCNYSUX1X  197D VONAGE AMERICA LLC 136   2018-12-08   
607-603 1 Ithaca NY SYRCNYSUX1X  197D VONAGE AMERICA LLC 136   2018-12-08   
607-603 3 Ithaca NY SALNNYBH2MD  5562 METROPCS, INC. 136   2017-02-19   
607-603 4 Ithaca NY SYRCNYSLDS1  7556 NORTHLAND NETWORKS, LTD. - NY 136      
607-603 5 Ithaca NY SYRCNYSLDS1  7556 NORTHLAND NETWORKS, LTD. - NY 136      
607-603 6 Ithaca NY SYRCNYSUX1Y  384C ONVOY, LLC- NY 136   2019-09-08   
607-603 7 Ithaca NY SYRCNYSUX1Y  384C ONVOY, LLC- NY 136   2019-09-08   
607-603 8 Ithaca NY SYRCNYSUX1X  197D VONAGE AMERICA LLC 136   2018-12-08   
607-603 9 Ithaca NY SYRCNYSLDS1  7556 NORTHLAND NETWORKS, LTD. - NY 136      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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