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: 517 [Rate centres in NPA 517] [Dial plan for NPA 517]

NXX: 651

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-651 A Laingsburg MI LNBGMIXGRS0  0695 FRONTIER NORTH, INC. - MI 346      
517-651 0 Laingsburg MI LNNGMIMNX4Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346      
517-651 1 Laingsburg MI LNBGMIXGRS0  0695 FRONTIER NORTH, INC. - MI 346      
517-651 2 Laingsburg MI LNBGMIXGRS0  0695 FRONTIER NORTH, INC. - MI 346      
517-651 3 Laingsburg MI LNBGMIXGRS0  0695 FRONTIER NORTH, INC. - MI 346      
517-651 4 Laingsburg MI LNNGMIDCHMD  4632 TELNET WORLDWIDE, INC. 346      
517-651 5 Laingsburg MI LNBGMIXGRS0  0695 FRONTIER NORTH, INC. - MI 346      
517-651 6 Laingsburg MI LNBGMIXGRS0  0695 FRONTIER NORTH, INC. - MI 346      
517-651 7 Laingsburg MI LNBGMIXGRS0  0695 FRONTIER NORTH, INC. - MI 346      
517-651 8 Laingsburg MI LNNGMIVE2MD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-651 9 Laingsburg MI LNBGMIXGRS0  0695 FRONTIER NORTH, INC. - MI 346      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.