Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 7421 AT&T LOCAL

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
641-210 3 Mason City IA DESMIADTDS3  632   2012-03-23   
641-373 5 Iowa Falls IA DESMIADTLMD  632   2003-10-27   
641-503 A Mount Ayr IA DESMIADTXRX  632      
641-503 9 Mount Ayr IA DESMIADTXRX  632   2018-08-13   
646-275 8 New York City Zone 01 NY NYCMNY54DS4  132      
646-348 A New York City Zone 01 NY NYCMNYBWDS2  132      
646-348 1 New York City Zone 01 NY NYCMNYBWDS2  132      
646-348 2 New York City Zone 01 NY NYCMNYBWDS2  132      
646-348 3 New York City Zone 01 NY NYCMNYBWDS2  132      
646-348 5 New York City Zone 01 NY NYCMNYBWDS2  132      
646-348 6 New York City Zone 01 NY NYCMNYBWDS2  132      
646-348 8 New York City Zone 01 NY NYCMNYBWDS2  132      
646-441 A New York City Zone 01 NY NYCMNYBWDS2  132      
646-441 2 New York City Zone 01 NY NYCMNYBWDS2  132      
646-441 3 New York City Zone 01 NY NYCMNYBWDS2  132      
646-441 4 New York City Zone 01 NY NYCMNYBWDS2  132      
646-441 5 New York City Zone 01 NY NYCMNYBWDS2  132      
646-441 6 New York City Zone 01 NY NYCMNYBWDS2  132      
646-441 9 New York City Zone 01 NY NYCMNYBWDS2  132      
646-496 A New York City Zone 01 NY NYCMNY54DS4  132      
646-496 1 New York City Zone 01 NY NYCMNY54DS4  132      
646-496 4 New York City Zone 01 NY NYCMNY54DS4  132      
646-563 A New York City Zone 01 NY NYCMNY54DS5  132      
646-563 0 New York City Zone 01 NY NYCMNY54DS5  132      
646-563 1 New York City Zone 01 NY NYCMNY54DS5  132      
646-563 2 New York City Zone 01 NY NYCMNY54DS5  132      
646-563 9 New York City Zone 01 NY NYCMNY54DS5  132      
650-260 A Redwood City CA SNFCCA01DS5  722      
650-260 9 Redwood City CA SNFCCA01DS5  722      
650-264 A San Carlos-Belmont CA SNFCCA01DS5  722      
650-264 1 San Carlos-Belmont CA SNFCCA01DS5  722      
650-265 A Mountain View CA SNFCCA01DS5  722      
650-265 3 Mountain View CA SNFCCA01DS5  722      
650-265 5 Mountain View CA SNFCCA01DS5  722      
650-386 7 Mountain View CA SNFCCA01DS5  722   2012-06-08   
650-449 5 San Francisco: Juniper DA CA SNFCCA01DS5  722   2002-07-22   
650-452 A South San Francisco CA SNFCCA01DS5  722      
650-452 1 South San Francisco CA SNFCCA01DS5  722      
650-690 A Palo Alto CA SNFCCA01DS5  722      
650-690 9 Palo Alto CA SNFCCA01DS5  722      
650-918 A San Mateo CA SNFCCA01DS5  722      
650-918 3 San Mateo CA SNFCCA01DS5  722      
651-367 A Twin Cities MN GLVYMNORHMD  628      
651-367 0 Twin Cities MN GLVYMNORHMD  628      
651-367 1 Twin Cities MN GLVYMNORHMD  628      
651-367 2 Twin Cities MN GLVYMNORHMD  628      
651-367 3 Twin Cities MN GLVYMNORHMD  628      
651-367 5 Twin Cities MN GLVYMNORHMD  628      
651-367 6 Twin Cities MN GLVYMNORHMD  628      
651-367 7 Twin Cities MN GLVYMNORHMD  628      

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Last updated: Sun, 07 Feb 2021 01:52:50 UTC

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