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: SFLDMIQJDS1

<< 1 2 3 4

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
734-749 A Rockwood MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-758 A Flat Rock MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-784 A Romulus MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-823 A Dundee MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-839 A Whitmore Lake MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-869 A Carleton MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-917 A Erie MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-922 A Ann Arbor MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-928 A Plymouth MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-939 A Romulus MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-985 A Ypsilanti MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-991 A Wyandotte MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-213 A Flint MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-222 A Brighton MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-224 A Brighton MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-272 A Lapeer MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-275 A Flint MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-277 A Lapeer MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-344 A Grand Blanc MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-354 A Fenton MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-368 A Clio-Mount Morris MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-454 A St Clair MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-592 A Sandusky MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-597 A Flint MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-821 A Algonac MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-852 A Brighton MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-882 A Lapeer MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-885 A Fenton MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-937 A Port Huron MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-956 A Port Huron MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-958 A Port Huron MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-963 A Flint MI 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      

<< 1 2 3 4

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.