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.

Switch: ADRNMIXGVMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
517-217 A Clinton MI 3459 TC3 TELECOM, INC. - MI 340      
517-417 A Adrian MI 3459 TC3 TELECOM, INC. - MI 340      
517-431 6 Tipton MI 3459 TC3 TELECOM, INC. - MI 340      
517-436 1 Sand Creek MI 3459 TC3 TELECOM, INC. - MI 340      
517-443 4 Ogden Center MI 3459 TC3 TELECOM, INC. - MI 340      
517-447 6 Deerfield MI 3459 TC3 TELECOM, INC. - MI 340      
517-451 6 Britton MI 3459 TC3 TELECOM, INC. - MI 340      
517-467 1 Onsted MI 3459 TC3 TELECOM, INC. - MI 340      
517-470 A Tecumseh MI 3459 TC3 TELECOM, INC. - MI 340      
517-502 A Hudson MI 3459 TC3 TELECOM, INC. - MI 340      
517-504 A Morenci MI 3459 TC3 TELECOM, INC. - MI 340      
517-606 A Blissfield MI 3459 TC3 TELECOM, INC. - MI 340      
734-279 6 Petersburg MI 3459 TC3 TELECOM, INC. - MI 340      
734-295 3 Saline MI 3459 TC3 TELECOM, INC. - MI 340      
734-529 6 Dundee MI 3459 TC3 TELECOM, INC. - MI 340      
734-868 6 Ida MI 3459 TC3 TELECOM, INC. - MI 340      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.