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.

NPA: 838 [Rate centres in NPA 838] [Dial plan for NPA 838]

NXX: 281

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
838-281 A Troy NY   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 134      
838-281 0 Troy NY ALBYNYSS5MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 134   2024-12-06   
838-281 1 Troy NY ALBYNYSS5MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 134   2024-12-06   
838-281 2 Troy NY ALBYNYSS5MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 134   2024-12-06   
838-281 3 Troy NY ALBYNYSS5MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 134   2024-12-06   
838-281 4 Troy NY ALBYNYSS5MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 134   2024-12-06   
838-281 5 Troy NY ALBYNYSS5MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 134   2024-12-06   
838-281 6 Troy NY ALBYNYSS5MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 134   2024-12-06   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.