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: 616 [Rate centres in NPA 616] [Dial plan for NPA 616]

NXX: 577

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
616-577 A Saranac MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
616-577 0 Saranac MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
616-577 1 Saranac MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
616-577 2 Saranac MI GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348      
616-577 3 Saranac MI   829J PAETEC ITEL, LLC 348      
616-577 4 Saranac MI TRCYMIMNWMD  508J CENTURYLINK COMMUNICATIONS, LLC 348      
616-577 5 Saranac MI   961J WOW! INTERNET, CABLE AND PHONE 348      
616-577 6 Saranac MI GDRPMIBL15Z  516C AT&T CORP. 348      
616-577 7 Saranac MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
616-577 8 Saranac MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
616-577 9 Saranac MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.