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: 989 [Rate centres in NPA 989] [Dial plan for NPA 989]

NXX: 518

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-518 A Owosso MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2025-05-10   
989-518 0 Owosso MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2025-05-10   
989-518 1 Owosso MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2025-05-12   
989-518 2 Owosso MI   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 344   2025-05-12   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.