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: 734 [Rate centres in NPA 734] [Dial plan for NPA 734]

<< 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 99 100 101 102 103 104 105 106 107 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
734-983 0 Plymouth MI   9323 MICHIGAN BELL TEL CO 340      
734-983 1 Plymouth MI   9323 MICHIGAN BELL TEL CO 340      
734-983 2 Plymouth MI   9323 MICHIGAN BELL TEL CO 340      
734-983 3 Plymouth MI   9323 MICHIGAN BELL TEL CO 340      
734-983 4 Plymouth MI   9323 MICHIGAN BELL TEL CO 340      
734-983 5 Plymouth MI   9323 MICHIGAN BELL TEL CO 340      
734-983 6 Plymouth MI   9323 MICHIGAN BELL TEL CO 340      
734-983 7 Plymouth MI   9323 MICHIGAN BELL TEL CO 340      
734-983 8 Plymouth MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2014-07-23   
734-983 9 Plymouth MI   9323 MICHIGAN BELL TEL CO 340      
734-984 A Flat Rock MI SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
734-984 0 Flat Rock MI   991E BANDWIDTH.COM CLEC, LLC - MI 340   2016-05-08   
734-984 1 Flat Rock MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
734-984 2 Flat Rock MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-04-02   
734-984 3 Flat Rock MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-04-02   
734-984 4 Flat Rock MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2002-09-04   
734-984 5 Flat Rock MI   543C ONVOY, LLCV - MI 340   2013-01-30   
734-984 6 Flat Rock MI   318J COMCAST IP PHONE, LLC 340   2013-11-23   
734-984 7 Flat Rock MI   318J COMCAST IP PHONE, LLC 340   2013-11-23   
734-984 8 Flat Rock MI   508J CENTURYLINK COMMUNICATIONS, LLC 340   2014-03-31   
734-984 9 Flat Rock MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2016-09-15   
734-985 A Ypsilanti MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-985 0 Ypsilanti MI   991E BANDWIDTH.COM CLEC, LLC - MI 340   2009-03-07   
734-985 1 Ypsilanti MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2009-07-15   
734-985 2 Ypsilanti MI   543C ONVOY, LLCV - MI 340   2007-05-18   
734-985 3 Ypsilanti MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2009-12-22   
734-985 4 Ypsilanti MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2022-11-26   
734-985 5 Ypsilanti MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2009-08-18   
734-985 6 Ypsilanti MI   829J PAETEC ITEL, LLC 340   2009-10-15   
734-985 7 Ypsilanti MI   046L CLEAR RATE COMMUNICATIONS, LLC 340   2009-11-14   
734-985 8 Ypsilanti MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2010-02-18   
734-985 9 Ypsilanti MI   7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-987 A Plymouth MI SFLDMIMKBMD  516J TON80 COMMUNICATIONS, LLC 340      
734-987 0 Plymouth MI   543C ONVOY, LLCV - MI 340   2023-07-23   
734-987 1 Plymouth MI   543C ONVOY, LLCV - MI 340   2023-07-31   
734-987 2 Plymouth MI   543C ONVOY, LLCV - MI 340   2023-07-31   
734-987 3 Plymouth MI   516J TON80 COMMUNICATIONS, LLC 340   2022-05-26   
734-987 4 Plymouth MI   543C ONVOY, LLCV - MI 340   2023-02-05   
734-987 5 Plymouth MI   543C ONVOY, LLCV - MI 340   2023-02-05   
734-987 6 Plymouth MI   543C ONVOY, LLCV - MI 340   2023-02-05   
734-987 7 Plymouth MI   543C ONVOY, LLCV - MI 340   2022-12-08   
734-987 8 Plymouth MI   543C ONVOY, LLCV - MI 340   2023-02-05   
734-987 9 Plymouth MI   543C ONVOY, LLCV - MI 340   2023-07-31   
734-991 A Wyandotte MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-991 1 Wyandotte MI   624H ONVOY SPECTRUM, LLC 340   2022-02-21   
734-991 2 Wyandotte MI   543C ONVOY, LLCV - MI 340   2021-01-07   
734-991 3 Wyandotte MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2012-12-06   
734-991 4 Wyandotte MI   7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-991 5 Wyandotte MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2013-11-06   
734-991 6 Wyandotte MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2010-04-27   

<< 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 99 100 101 102 103 104 105 106 107 >>

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.