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.

Grand Rapids, MI

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
616-365 A GDRPMIEPDS0  9323 MICHIGAN BELL TEL CO 348      
616-365 0   9323 MICHIGAN BELL TEL CO 348      
616-365 1   9323 MICHIGAN BELL TEL CO 348      
616-365 2   9323 MICHIGAN BELL TEL CO 348      
616-365 3   9323 MICHIGAN BELL TEL CO 348      
616-365 4   9323 MICHIGAN BELL TEL CO 348      
616-365 5   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2007-09-24   
616-365 6   9323 MICHIGAN BELL TEL CO 348      
616-365 7   9323 MICHIGAN BELL TEL CO 348      
616-365 8   9323 MICHIGAN BELL TEL CO 348      
616-365 9   9323 MICHIGAN BELL TEL CO 348      
616-367 A GDRPMIBL56Z  732J NUSO, LLC 348      
616-367 0   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2022-12-04   
616-367 1   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 348   2022-05-03   
616-367 2   732J NUSO, LLC 348   2022-11-05   
616-367 3   2550 123.NET, LLC 348   2023-01-02   
616-367 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2023-02-12   
616-367 5   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2022-11-18   
616-367 6   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2022-12-17   
616-367 7   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2022-12-04   
616-367 8   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2023-08-17   
616-367 9   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2023-08-17   
616-369 A GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
616-369 0   543C ONVOY, LLCV - MI 348   2016-01-18   
616-369 1   543C ONVOY, LLCV - MI 348   2016-01-18   
616-369 2   543C ONVOY, LLCV - MI 348   2016-01-18   
616-369 3   543C ONVOY, LLCV - MI 348   2016-01-18   
616-369 4   543C ONVOY, LLCV - MI 348   2016-01-18   
616-369 5   543C ONVOY, LLCV - MI 348   2016-01-18   
616-369 6   543C ONVOY, LLCV - MI 348   2016-01-18   
616-369 7   543C ONVOY, LLCV - MI 348   2016-01-18   
616-369 8   543C ONVOY, LLCV - MI 348   2016-01-18   
616-369 9   543C ONVOY, LLCV - MI 348   2016-01-18   
616-370 A BRSPMI09FMD  733J WIRETAP TELECOM, LLC. 348      
616-370 0   733J WIRETAP TELECOM, LLC. 348   2023-10-16   
616-370 1   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2023-10-18   
616-370 2   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2023-10-18   
616-370 3   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2023-10-18   
616-370 4   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2023-10-18   
616-370 5   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2023-10-18   
616-370 6   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2023-10-18   
616-370 7   5562 METROPCS, INC. 348   2023-10-18   
616-370 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2023-10-18   
616-370 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2023-10-18   
616-375 A GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
616-375 0   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2010-12-26   
616-375 1   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2010-12-26   
616-375 2   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2010-12-26   
616-375 3   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2010-12-26   
616-375 4   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2010-12-26   
616-375 5   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2010-12-26   
616-375 6   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2010-12-26   
616-375 7   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2010-12-26   
616-375 8   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2010-12-26   
616-375 9   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2010-12-26   
616-376 A WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
616-376 0   543C ONVOY, LLCV - MI 348   2024-01-06   
616-376 1   732J NUSO, LLC 348   2024-01-02   
616-376 2   732J NUSO, LLC 348   2024-01-02   
616-376 3   543C ONVOY, LLCV - MI 348   2024-01-06   
616-376 4   543C ONVOY, LLCV - MI 348   2024-01-06   
616-376 5   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2024-01-02   
616-376 6   543C ONVOY, LLCV - MI 348   2024-01-06   
616-376 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2023-12-31   
616-376 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2023-12-31   
616-376 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2023-12-31   
616-380 A GDRPMIBLXGZ  9748 AMERICAN MESSAGING SERVICES, LLC 348      
616-381 A WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2024-02-05   
616-381 0   490J DISH WIRELESS, LLC 348   2024-03-29   
616-381 1   318J COMCAST IP PHONE, LLC 348   2024-02-20   
616-381 2   318J COMCAST IP PHONE, LLC 348   2024-02-20   
616-381 3   318J COMCAST IP PHONE, LLC 348   2024-02-20   
616-381 4   318J COMCAST IP PHONE, LLC 348   2024-02-20   
616-381 5   318J COMCAST IP PHONE, LLC 348   2024-02-20   
616-381 6   490J DISH WIRELESS, LLC 348   2024-08-25   
616-381 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2024-02-05   
616-381 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2024-02-05   
616-381 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2024-02-05   
616-382 A TRCYMIMNWMD  508J CENTURYLINK COMMUNICATIONS, LLC 348      
616-382 0   508J CENTURYLINK COMMUNICATIONS, LLC 348   2019-05-19   
616-382 1   508J CENTURYLINK COMMUNICATIONS, LLC 348   2019-05-19   
616-382 2   508J CENTURYLINK COMMUNICATIONS, LLC 348   2019-05-19   
616-382 3   508J CENTURYLINK COMMUNICATIONS, LLC 348   2019-05-19   
616-382 4   508J CENTURYLINK COMMUNICATIONS, LLC 348   2019-05-19   
616-382 5   508J CENTURYLINK COMMUNICATIONS, LLC 348   2019-05-19   
616-382 6   508J CENTURYLINK COMMUNICATIONS, LLC 348   2019-05-19   
616-382 7   508J CENTURYLINK COMMUNICATIONS, LLC 348   2019-05-19   
616-382 8   508J CENTURYLINK COMMUNICATIONS, LLC 348   2019-05-19   
616-382 9   508J CENTURYLINK COMMUNICATIONS, LLC 348   2019-05-19   
616-386 A GDRQMIBODMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2024-12-12   
616-386 0   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2024-12-12   
616-386 1   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2024-12-12   
616-386 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2024-12-13   
616-386 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2024-12-13   
616-386 4   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2024-12-13   
616-386 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2024-12-13   
616-386 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2024-12-13   
616-386 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2024-12-13   
616-386 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2024-12-13   
616-386 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2024-12-13   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 >>

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.