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.

NPA: 313 [Rate centres in NPA 313] [Dial plan for NPA 313]

<< 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 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-977 8 Detroit Zone 5 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2009-09-15   
313-977 9 Detroit Zone 5 MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2006-11-29   
313-978 A Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
313-978 0 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2008-02-08   
313-978 1 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2008-02-08   
313-978 2 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2008-02-08   
313-978 3 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2008-02-08   
313-978 4 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2008-02-08   
313-978 5 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2008-02-08   
313-978 6 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2008-02-08   
313-978 7 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2008-02-08   
313-978 8 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2008-02-08   
313-978 9 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
313-979 A Detroit Zone 2 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-979 0 Detroit Zone 2 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-07-05   
313-979 1 Detroit Zone 2 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-07-05   
313-979 2 Detroit Zone 2 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-07-05   
313-979 3 Detroit Zone 2 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-07-05   
313-979 4 Detroit Zone 2 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-07-05   
313-979 5 Detroit Zone 2 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-07-05   
313-979 6 Detroit Zone 2 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-07-05   
313-979 7 Detroit Zone 2 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-07-05   
313-979 8 Detroit Zone 2 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-07-05   
313-979 9 Detroit Zone 2 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-07-05   
313-980 A Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
313-982 A Detroit Zone 6 MI DRBRMIFBDS0  9323 MICHIGAN BELL TEL CO 340      
313-982 0 Detroit Zone 6 MI DRBRMIFBDS0  9323 MICHIGAN BELL TEL CO 340      
313-982 1 Detroit Zone 6 MI DRBRMIFBDS0  9323 MICHIGAN BELL TEL CO 340      
313-982 2 Detroit Zone 6 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2006-01-29   
313-982 3 Detroit Zone 6 MI DRBRMIFBDS0  9323 MICHIGAN BELL TEL CO 340      
313-982 4 Detroit Zone 6 MI DRBRMIFBDS0  9323 MICHIGAN BELL TEL CO 340      
313-982 5 Detroit Zone 6 MI DRBRMIFBDS0  9323 MICHIGAN BELL TEL CO 340      
313-982 6 Detroit Zone 6 MI DRBRMIFBDS0  9323 MICHIGAN BELL TEL CO 340      
313-982 7 Detroit Zone 6 MI DTRTMIBASMD  516C AT&T CORP. 340      
313-982 8 Detroit Zone 6 MI DRBRMIFBDS0  9323 MICHIGAN BELL TEL CO 340      
313-982 9 Detroit Zone 6 MI DRBRMIFBDS0  9323 MICHIGAN BELL TEL CO 340      
313-983 A Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-983 0 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-983 1 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-983 2 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-983 3 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-983 4 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-983 5 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-983 6 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-983 7 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-983 8 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-983 9 Detroit Zone 1 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2011-07-20   
313-984 A Detroit Zone 5 MI SFLDMIMKDS2  6630 USA MOBILITY WIRELESS, INC. 340      
313-985 A Detroit Zone 3 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-985 0 Detroit Zone 3 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2015-03-13   

<< 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 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.