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.

OCN: 543C ONVOY, LLCV - MI

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
313-514 6 Detroit Zone 4 MI SFLDMITODS2  340      
313-514 7 Detroit Zone 4 MI SFLDMITODS2  340      
313-518 A Detroit Zone 5 MI SFLDMITODS2  340      
313-518 5 Detroit Zone 5 MI SFLDMITODS2  340      
313-518 6 Detroit Zone 5 MI SFLDMITODS2  340      
313-519 5 Detroit Zone 3 MI   340      
313-519 6 Detroit Zone 3 MI   340      
313-519 7 Detroit Zone 3 MI   340      
313-524 8 Detroit Zone 1 MI SFLDMITODS2  340      
313-524 9 Detroit Zone 1 MI SFLDMITODS2  340      
313-528 A Detroit Zone 6 MI SFLDMITODS2  340      
313-528 7 Detroit Zone 6 MI SFLDMITODS2  340      
313-528 8 Detroit Zone 6 MI   340      
313-536 6 Detroit Zone 4 MI SFLDMITODS2  340      
313-536 7 Detroit Zone 4 MI SFLDMITODS2  340      
313-536 8 Detroit Zone 4 MI SFLDMITODS2  340      
313-536 9 Detroit Zone 4 MI SFLDMITODS2  340      
313-539 8 Detroit Zone 5 MI SFLDMITODS2  340      
313-540 3 Detroit Zone 4 MI SFLDMITODS2  340      
313-540 4 Detroit Zone 4 MI SFLDMITODS2  340      
313-540 5 Detroit Zone 4 MI SFLDMITODS2  340      
313-540 7 Detroit Zone 4 MI SFLDMITODS2  340      
313-540 8 Detroit Zone 4 MI SFLDMITODS2  340      
313-546 0 Detroit Zone 1 MI SFLDMITODS2  340      
313-546 1 Detroit Zone 1 MI SFLDMITODS2  340      
313-546 6 Detroit Zone 1 MI SFLDMITODS2  340      
313-546 8 Detroit Zone 1 MI SFLDMITODS2  340      
313-546 9 Detroit Zone 1 MI SFLDMITODS2  340      
313-547 4 Detroit Zone 5 MI SFLDMITODS2  340      
313-547 5 Detroit Zone 5 MI SFLDMITODS2  340      
313-547 6 Detroit Zone 5 MI SFLDMITODS2  340      
313-547 7 Detroit Zone 5 MI SFLDMITODS2  340      
313-552 5 Detroit Zone 1 MI SFLDMITODS2  340      
313-552 6 Detroit Zone 1 MI SFLDMITODS2  340      
313-552 7 Detroit Zone 1 MI SFLDMITODS2  340      
313-552 8 Detroit Zone 1 MI SFLDMITODS2  340      
313-558 8 Detroit Zone 6 MI SFLDMITODS2  340      
313-564 5 Detroit Zone 3 MI SFLDMITODS2  340      
313-569 2 Detroit Zone 5 MI SFLDMITODS2  340      
313-569 3 Detroit Zone 5 MI SFLDMITODS2  340      
313-569 4 Detroit Zone 5 MI SFLDMITODS2  340      
313-569 5 Detroit Zone 5 MI SFLDMITODS2  340      
313-572 A Detroit Zone 1 MI SFLDMITODS2  340      
313-572 2 Detroit Zone 1 MI SFLDMITODS2  340      
313-572 3 Detroit Zone 1 MI SFLDMITODS2  340      
313-572 4 Detroit Zone 1 MI SFLDMITODS2  340      
313-572 5 Detroit Zone 1 MI SFLDMITODS2  340      
313-572 6 Detroit Zone 1 MI SFLDMITODS2  340      
313-572 7 Detroit Zone 1 MI SFLDMITODS2  340      
313-572 8 Detroit Zone 1 MI SFLDMITODS2  340      
313-572 9 Detroit Zone 1 MI SFLDMITODS2  340      
313-583 3 Detroit Zone 6 MI SFLDMITODS2  340      
313-583 4 Detroit Zone 6 MI SFLDMITODS2  340      
313-586 6 Detroit Zone 6 MI SFLDMITODS2  340      
313-591 4 Detroit Zone 3 MI SFLDMITODS2  340      
313-597 7 Detroit Zone 5 MI SFLDMITODS2  340      
313-597 8 Detroit Zone 5 MI SFLDMITODS2  340      
313-603 4 Detroit Zone 3 MI SFLDMITODS2  340      
313-604 2 Detroit Zone 1 MI SFLDMITODS2  340      
313-604 3 Detroit Zone 1 MI SFLDMITODS2  340      
313-604 4 Detroit Zone 1 MI SFLDMITODS2  340      
313-604 5 Detroit Zone 1 MI SFLDMITODS2  340      
313-604 6 Detroit Zone 1 MI SFLDMITODS2  340      
313-604 7 Detroit Zone 1 MI SFLDMITODS2  340      
313-604 8 Detroit Zone 1 MI SFLDMITODS2  340      
313-612 A Detroit Zone 1 MI SFLDMITODS2  340      
313-612 2 Detroit Zone 1 MI SFLDMITODS2  340      
313-612 3 Detroit Zone 1 MI SFLDMITODS2  340      
313-612 4 Detroit Zone 1 MI SFLDMITODS2  340      
313-612 5 Detroit Zone 1 MI SFLDMITODS2  340      
313-612 6 Detroit Zone 1 MI SFLDMITODS2  340      
313-612 8 Detroit Zone 1 MI SFLDMITODS2  340      
313-612 9 Detroit Zone 1 MI SFLDMITODS2  340      
313-626 5 Detroit Zone 2 MI SFLDMITODS2  340      
313-626 6 Detroit Zone 2 MI SFLDMITODS2  340      
313-626 9 Detroit Zone 2 MI   340      
313-631 A Detroit Zone 2 MI SFLDMITODS2  340      
313-631 0 Detroit Zone 2 MI SFLDMITODS2  340      
313-631 1 Detroit Zone 2 MI SFLDMITODS2  340      
313-631 2 Detroit Zone 2 MI SFLDMITODS2  340      
313-631 3 Detroit Zone 2 MI SFLDMITODS2  340      
313-631 4 Detroit Zone 2 MI SFLDMITODS2  340      
313-631 5 Detroit Zone 2 MI SFLDMITODS2  340      
313-631 6 Detroit Zone 2 MI SFLDMITODS2  340      
313-631 7 Detroit Zone 2 MI SFLDMITODS2  340      
313-631 8 Detroit Zone 2 MI SFLDMITODS2  340      
313-631 9 Detroit Zone 2 MI SFLDMITODS2  340      
313-634 A Detroit Zone 3 MI SFLDMITODS2  340      
313-634 0 Detroit Zone 3 MI SFLDMITODS2  340      
313-634 1 Detroit Zone 3 MI SFLDMITODS2  340      
313-634 2 Detroit Zone 3 MI SFLDMITODS2  340      
313-634 3 Detroit Zone 3 MI SFLDMITODS2  340      
313-634 4 Detroit Zone 3 MI SFLDMITODS2  340      
313-634 5 Detroit Zone 3 MI SFLDMITODS2  340      
313-634 6 Detroit Zone 3 MI SFLDMITODS2  340      
313-634 7 Detroit Zone 3 MI SFLDMITODS2  340      
313-634 8 Detroit Zone 3 MI SFLDMITODS2  340      
313-634 9 Detroit Zone 3 MI SFLDMITODS2  340      
313-635 0 Detroit Zone 4 MI SFLDMITODS2  340      
313-635 1 Detroit Zone 4 MI SFLDMITODS2  340      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 >>

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.