Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 124L BARR TELL USA, INC.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
329-360 A Monticello NY   133   2026-09-11   
329-370 A Spring Valley NY   132   2026-09-11   
329-400 A Monroe NY PGHKNYWSX6X  133   2025-12-15   
332-550 A New York City Zone 01 NY NYCMNYZRX5Y  132   2025-07-04   
848-848 A Lakewood NJ JRCYNJ65X6X  224   2025-12-12   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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