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: 947 [Rate centres in NPA 947] [Dial plan for NPA 947]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
947-219 2 Birmingham MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2020-11-12   
947-219 3 Birmingham MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2020-08-07   
947-219 4 Birmingham MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2020-11-12   
947-219 5 Birmingham MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2020-10-03   
947-219 6 Birmingham MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-10-14   
947-219 7 Birmingham MI DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340   2021-06-13   
947-219 8 Birmingham MI SFLDMIMK5MD  939H COMMIO, LLC 340   2021-10-11   
947-219 9 Birmingham MI SFLDMIMK5MD  939H COMMIO, LLC 340   2021-10-11   
947-220 A Ortonville MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
947-220 0 Ortonville MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2005-12-18   
947-220 1 Ortonville MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2005-12-18   
947-220 2 Ortonville MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2005-12-18   
947-220 3 Ortonville MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2005-12-18   
947-220 4 Ortonville MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2005-12-18   
947-220 5 Ortonville MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2005-12-18   
947-220 6 Ortonville MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2005-12-18   
947-220 7 Ortonville MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2005-12-18   
947-220 8 Ortonville MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2005-12-18   
947-220 9 Ortonville MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2005-12-18   
947-221 A Drayton Plains MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
947-221 0 Drayton Plains MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-11-30   
947-221 1 Drayton Plains MI SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2019-12-18   
947-221 2 Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-02-08   
947-221 3 Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-02-08   
947-221 4 Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-07-07   
947-221 5 Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-07-07   
947-221 6 Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-11-14   
947-221 7 Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-11-14   
947-221 8 Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2021-09-02   
947-221 9 Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2021-09-02   
947-222 A Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
947-222 0 Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2016-05-10   
947-222 1 Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2016-05-10   
947-222 2 Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2015-11-23   
947-222 3 Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2016-05-10   
947-222 4 Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2016-07-21   
947-222 5 Drayton Plains MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2016-07-23   
947-222 6 Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2016-07-25   
947-222 7 Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2016-01-25   
947-222 8 Drayton Plains MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2016-08-29   
947-222 9 Drayton Plains MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2016-11-25   
947-223 A Commerce MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
947-223 0 Commerce MI SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2020-10-29   
947-223 1 Commerce MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-08-23   
947-223 2 Commerce MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-08-23   
947-223 3 Commerce MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-12-19   
947-223 4 Commerce MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-12-19   
947-223 5 Commerce MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-03-11   
947-223 6 Commerce MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2021-11-12   
947-223 7 Commerce MI LIVNMIUX3MD  5562 METROPCS, INC. 340   2023-03-30   

<< 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 >>

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.