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: DTRTMIVWDMD

<< 1 2 3 4 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
313-824 1 Detroit Zone 2 MI 624H ONVOY SPECTRUM, LLC 340      
313-824 8 Detroit Zone 2 MI 624H ONVOY SPECTRUM, LLC 340      
313-944 3 Detroit Zone 2 MI 624H ONVOY SPECTRUM, LLC 340      
313-944 9 Detroit Zone 2 MI 624H ONVOY SPECTRUM, LLC 340      
517-553 3 Howell MI 624H ONVOY SPECTRUM, LLC 340      
517-553 4 Howell MI 624H ONVOY SPECTRUM, LLC 340      
586-207 4 Washington MI 624H ONVOY SPECTRUM, LLC 340      
586-278 0 Center Line MI 624H ONVOY SPECTRUM, LLC 340      
586-278 1 Center Line MI 624H ONVOY SPECTRUM, LLC 340      
586-278 2 Center Line MI 624H ONVOY SPECTRUM, LLC 340      
586-278 3 Center Line MI 624H ONVOY SPECTRUM, LLC 340      
586-278 4 Center Line MI 624H ONVOY SPECTRUM, LLC 340      
586-278 6 Center Line MI 624H ONVOY SPECTRUM, LLC 340      
586-280 0 Mount Clemens MI 624H ONVOY SPECTRUM, LLC 340      
586-301 8 Warren MI 624H ONVOY SPECTRUM, LLC 340      
586-302 4 Mount Clemens MI 624H ONVOY SPECTRUM, LLC 340      
586-304 0 New Haven MI 624H ONVOY SPECTRUM, LLC 340      
586-304 1 New Haven MI 624H ONVOY SPECTRUM, LLC 340      
586-310 1 Mount Clemens MI 624H ONVOY SPECTRUM, LLC 340      
586-310 2 Mount Clemens MI 624H ONVOY SPECTRUM, LLC 340      
586-325 0 New Baltimore MI 624H ONVOY SPECTRUM, LLC 340      
586-325 1 New Baltimore MI 624H ONVOY SPECTRUM, LLC 340      
586-331 4 Romeo MI 624H ONVOY SPECTRUM, LLC 340      
586-340 8 Center Line MI 624H ONVOY SPECTRUM, LLC 340      
586-345 8 Mount Clemens MI 624H ONVOY SPECTRUM, LLC 340      
586-345 9 Mount Clemens MI 624H ONVOY SPECTRUM, LLC 340      
586-355 7 Richmond MI 624H ONVOY SPECTRUM, LLC 340      
586-358 A Utica MI 624H ONVOY SPECTRUM, LLC 340      
586-358 5 Utica MI 624H ONVOY SPECTRUM, LLC 340      
586-358 8 Utica MI 624H ONVOY SPECTRUM, LLC 340      
586-362 3 Roseville MI 624H ONVOY SPECTRUM, LLC 340      
586-435 9 Roseville MI 624H ONVOY SPECTRUM, LLC 340      
586-500 2 New Baltimore MI 624H ONVOY SPECTRUM, LLC 340      
586-500 3 New Baltimore MI 624H ONVOY SPECTRUM, LLC 340      
586-500 4 New Baltimore MI 624H ONVOY SPECTRUM, LLC 340      
586-540 5 Romeo MI 624H ONVOY SPECTRUM, LLC 340      
586-544 8 Utica MI 624H ONVOY SPECTRUM, LLC 340      
586-601 3 Roseville MI 624H ONVOY SPECTRUM, LLC 340      
586-648 3 New Baltimore MI 624H ONVOY SPECTRUM, LLC 340      
586-648 9 New Baltimore MI 624H ONVOY SPECTRUM, LLC 340      
586-799 8 Utica MI 624H ONVOY SPECTRUM, LLC 340      
586-799 9 Utica MI 624H ONVOY SPECTRUM, LLC 340      
586-928 2 New Haven MI 624H ONVOY SPECTRUM, LLC 340      
586-981 3 Warren MI 624H ONVOY SPECTRUM, LLC 340      
586-981 4 Warren MI 624H ONVOY SPECTRUM, LLC 340      
586-981 8 Warren MI 624H ONVOY SPECTRUM, LLC 340      
586-981 9 Warren MI 624H ONVOY SPECTRUM, LLC 340      
734-236 0 Rockwood MI 624H ONVOY SPECTRUM, LLC 340      
734-254 2 Plymouth MI 624H ONVOY SPECTRUM, LLC 340      
734-268 7 Dexter MI 624H ONVOY SPECTRUM, LLC 340      
734-268 8 Dexter MI 624H ONVOY SPECTRUM, LLC 340      
734-271 8 Carleton MI 624H ONVOY SPECTRUM, LLC 340      
734-290 A Dundee MI 624H ONVOY SPECTRUM, LLC 340      
734-290 0 Dundee MI 624H ONVOY SPECTRUM, LLC 340      
734-290 1 Dundee MI 624H ONVOY SPECTRUM, LLC 340      
734-290 2 Dundee MI 624H ONVOY SPECTRUM, LLC 340      
734-299 8 Carleton MI 624H ONVOY SPECTRUM, LLC 340      
734-299 9 Carleton MI 624H ONVOY SPECTRUM, LLC 340      
734-337 4 Ypsilanti MI 624H ONVOY SPECTRUM, LLC 340      
734-348 2 Flat Rock MI 624H ONVOY SPECTRUM, LLC 340      
734-361 6 Maybee MI 624H ONVOY SPECTRUM, LLC 340      
734-390 8 Ypsilanti MI 624H ONVOY SPECTRUM, LLC 340      
734-406 0 Romulus MI 624H ONVOY SPECTRUM, LLC 340      
734-406 1 Romulus MI 624H ONVOY SPECTRUM, LLC 340      
734-408 9 Dexter MI 624H ONVOY SPECTRUM, LLC 340      
734-463 7 Plymouth MI 624H ONVOY SPECTRUM, LLC 340      
734-471 8 Rockwood MI 624H ONVOY SPECTRUM, LLC 340      
734-472 5 Trenton MI 624H ONVOY SPECTRUM, LLC 340      
734-488 0 Chelsea MI 624H ONVOY SPECTRUM, LLC 340      
734-488 1 Chelsea MI 624H ONVOY SPECTRUM, LLC 340      
734-488 2 Chelsea MI 624H ONVOY SPECTRUM, LLC 340      
734-499 5 Romulus MI 624H ONVOY SPECTRUM, LLC 340      
734-510 5 Ann Arbor MI 624H ONVOY SPECTRUM, LLC 340      
734-518 6 Livonia MI 624H ONVOY SPECTRUM, LLC 340      
734-518 8 Livonia MI 624H ONVOY SPECTRUM, LLC 340      
734-518 9 Livonia MI 624H ONVOY SPECTRUM, LLC 340      
734-521 9 Livonia MI 624H ONVOY SPECTRUM, LLC 340      
734-526 8 Milan MI 624H ONVOY SPECTRUM, LLC 340      
734-526 9 Milan MI 624H ONVOY SPECTRUM, LLC 340      
734-537 5 Maybee MI 624H ONVOY SPECTRUM, LLC 340      
734-537 6 Maybee MI 624H ONVOY SPECTRUM, LLC 340      
734-563 0 Pinckney MI 624H ONVOY SPECTRUM, LLC 340      
734-563 1 Pinckney MI 624H ONVOY SPECTRUM, LLC 340      
734-563 5 Pinckney MI 624H ONVOY SPECTRUM, LLC 340      
734-581 5 Monroe MI 624H ONVOY SPECTRUM, LLC 340      
734-584 A Gregory MI 624H ONVOY SPECTRUM, LLC 340      
734-584 3 Gregory MI 624H ONVOY SPECTRUM, LLC 340      
734-584 4 Gregory MI 624H ONVOY SPECTRUM, LLC 340      
734-584 5 Gregory MI 624H ONVOY SPECTRUM, LLC 340      
734-601 4 Livonia MI 624H ONVOY SPECTRUM, LLC 340      
734-607 5 Lambertville MI 624H ONVOY SPECTRUM, LLC 340      
734-607 8 Lambertville MI 624H ONVOY SPECTRUM, LLC 340      
734-607 9 Lambertville MI 624H ONVOY SPECTRUM, LLC 340      
734-642 3 Trenton MI 624H ONVOY SPECTRUM, LLC 340      
734-642 4 Trenton MI 624H ONVOY SPECTRUM, LLC 340      
734-682 7 Monroe MI 624H ONVOY SPECTRUM, LLC 340      
734-682 8 Monroe MI 624H ONVOY SPECTRUM, LLC 340      
734-704 2 Manchester MI 624H ONVOY SPECTRUM, LLC 340      
734-704 8 Manchester MI 624H ONVOY SPECTRUM, LLC 340      
734-704 9 Manchester MI 624H ONVOY SPECTRUM, LLC 340      

<< 1 2 3 4 >>

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.