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: SFLDMIMK5MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
248-962 1 Northville MI 939H COMMIO, LLC 340      
248-962 9 Northville MI 939H COMMIO, LLC 340      
313-380 9 Detroit Zone 6 MI 939H COMMIO, LLC 340      
313-476 0 Detroit Zone 6 MI 939H COMMIO, LLC 340      
313-476 8 Detroit Zone 6 MI 939H COMMIO, LLC 340      
313-476 9 Detroit Zone 6 MI 939H COMMIO, LLC 340      
313-488 A Detroit Zone 1 MI 939H COMMIO, LLC 340      
313-488 8 Detroit Zone 1 MI 939H COMMIO, LLC 340      
313-514 0 Detroit Zone 4 MI 939H COMMIO, LLC 340      
313-514 1 Detroit Zone 4 MI 939H COMMIO, LLC 340      
313-514 2 Detroit Zone 4 MI 939H COMMIO, LLC 340      
313-514 8 Detroit Zone 4 MI 939H COMMIO, LLC 340      
313-514 9 Detroit Zone 4 MI 939H COMMIO, LLC 340      
313-547 0 Detroit Zone 5 MI 939H COMMIO, LLC 340      
313-547 1 Detroit Zone 5 MI 939H COMMIO, LLC 340      
313-547 2 Detroit Zone 5 MI 939H COMMIO, LLC 340      
313-547 3 Detroit Zone 5 MI 939H COMMIO, LLC 340      
313-547 8 Detroit Zone 5 MI 939H COMMIO, LLC 340      
517-537 0 Howell MI 939H COMMIO, LLC 340      
517-579 3 Howell MI 939H COMMIO, LLC 340      
517-579 5 Howell MI 939H COMMIO, LLC 340      
517-579 9 Howell MI 939H COMMIO, LLC 340      
586-284 0 Washington MI 939H COMMIO, LLC 340      
586-284 1 Washington MI 939H COMMIO, LLC 340      
586-284 8 Washington MI 939H COMMIO, LLC 340      
586-284 9 Washington MI 939H COMMIO, LLC 340      
586-287 5 Mount Clemens MI 939H COMMIO, LLC 340      
586-287 6 Mount Clemens MI 939H COMMIO, LLC 340      
586-287 7 Mount Clemens MI 939H COMMIO, LLC 340      
586-287 8 Mount Clemens MI 939H COMMIO, LLC 340      
586-287 9 Mount Clemens MI 939H COMMIO, LLC 340      
586-316 0 Warren MI 939H COMMIO, LLC 340      
586-316 1 Warren MI 939H COMMIO, LLC 340      
586-316 2 Warren MI 939H COMMIO, LLC 340      
586-316 8 Warren MI 939H COMMIO, LLC 340      
586-316 9 Warren MI 939H COMMIO, LLC 340      
586-334 1 Roseville MI 939H COMMIO, LLC 340      
586-334 2 Roseville MI 939H COMMIO, LLC 340      
586-334 3 Roseville MI 939H COMMIO, LLC 340      
586-334 8 Roseville MI 939H COMMIO, LLC 340      
586-334 9 Roseville MI 939H COMMIO, LLC 340      
586-544 0 Utica MI 939H COMMIO, LLC 340      
586-544 1 Utica MI 939H COMMIO, LLC 340      
586-544 3 Utica MI 939H COMMIO, LLC 340      
586-544 9 Utica MI 939H COMMIO, LLC 340      
586-930 9 Utica MI 939H COMMIO, LLC 340      
734-332 2 Ann Arbor MI 939H COMMIO, LLC 340      
734-337 9 Ypsilanti MI 939H COMMIO, LLC 340      
734-448 9 Ypsilanti MI 939H COMMIO, LLC 340      
734-463 0 Plymouth MI 939H COMMIO, LLC 340      
734-463 9 Plymouth MI 939H COMMIO, LLC 340      
734-472 0 Trenton MI 939H COMMIO, LLC 340      
734-472 9 Trenton MI 939H COMMIO, LLC 340      
734-493 8 Trenton MI 939H COMMIO, LLC 340      
734-519 8 Ann Arbor MI 939H COMMIO, LLC 340      
734-581 0 Monroe MI 939H COMMIO, LLC 340      
734-581 1 Monroe MI 939H COMMIO, LLC 340      
734-581 3 Monroe MI 939H COMMIO, LLC 340      
734-581 4 Monroe MI 939H COMMIO, LLC 340      
734-601 3 Livonia MI 939H COMMIO, LLC 340      
734-642 0 Trenton MI 939H COMMIO, LLC 340      
734-737 6 Plymouth MI 939H COMMIO, LLC 340      
734-884 1 Livonia MI 939H COMMIO, LLC 340      
734-884 2 Livonia MI 939H COMMIO, LLC 340      
734-884 9 Livonia MI 939H COMMIO, LLC 340      
734-933 6 Wyandotte MI 939H COMMIO, LLC 340      
734-933 7 Wyandotte MI 939H COMMIO, LLC 340      
734-933 8 Wyandotte MI 939H COMMIO, LLC 340      
734-933 9 Wyandotte MI 939H COMMIO, LLC 340      
810-310 9 Capac MI 939H COMMIO, LLC 340      
810-546 1 Croswell MI 939H COMMIO, LLC 340      
810-546 8 Croswell MI 939H COMMIO, LLC 340      
810-712 5 Croswell MI 939H COMMIO, LLC 340      
810-751 1 Capac MI 939H COMMIO, LLC 340      
810-751 8 Capac MI 939H COMMIO, LLC 340      
810-830 0 Brighton MI 939H COMMIO, LLC 340      
810-830 1 Brighton MI 939H COMMIO, LLC 340      
810-878 3 Croswell MI 939H COMMIO, LLC 340      
810-878 9 Croswell MI 939H COMMIO, LLC 340      
947-219 8 Birmingham MI 939H COMMIO, LLC 340      
947-219 9 Birmingham MI 939H COMMIO, LLC 340      
947-232 2 Pontiac MI 939H COMMIO, LLC 340      
947-232 3 Pontiac MI 939H COMMIO, LLC 340      
947-232 4 Pontiac MI 939H COMMIO, LLC 340      
947-236 0 Rochester MI 939H COMMIO, LLC 340      
947-236 1 Rochester MI 939H COMMIO, LLC 340      
947-237 5 Birmingham MI 939H COMMIO, LLC 340      
947-336 9 Northville MI 939H COMMIO, LLC 340      
947-366 2 Farmington MI 939H COMMIO, LLC 340      
947-366 5 Farmington MI 939H COMMIO, LLC 340      
947-366 7 Farmington MI 939H COMMIO, LLC 340      
947-366 9 Farmington MI 939H COMMIO, LLC 340      
947-447 0 Rochester MI 939H COMMIO, LLC 340      
947-447 1 Rochester MI 939H COMMIO, LLC 340      
947-881 9 Southfield MI 939H COMMIO, LLC 340      
947-895 0 Southfield MI 939H COMMIO, LLC 340      
947-895 1 Southfield MI 939H COMMIO, LLC 340      
947-895 9 Southfield MI 939H COMMIO, LLC 340      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.