Local Calling Guide
Area code/prefix search
St Helen, MI
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 989-267
| A |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
|
|
| 989-267
| 0 |
|
543C ONVOY, LLCV - MI |
344 |
|
2016-05-02 |
|
| 989-267
| 1 |
|
543C ONVOY, LLCV - MI |
344 |
|
2016-05-02 |
|
| 989-267
| 2 |
|
543C ONVOY, LLCV - MI |
344 |
|
2018-09-13 |
|
| 989-267
| 3 |
|
543C ONVOY, LLCV - MI |
344 |
|
2021-12-13 |
|
| 989-267
| 4 |
|
516J TON80 COMMUNICATIONS, LLC |
344 |
|
2022-02-05 |
|
| 989-267
| 5 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
344 |
|
2025-02-27 |
|
| 989-267
| 6 |
|
543C ONVOY, LLCV - MI |
344 |
|
2021-02-04 |
|
| 989-267
| 7 |
|
543C ONVOY, LLCV - MI |
344 |
|
2021-02-04 |
|
| 989-267
| 8 |
|
543C ONVOY, LLCV - MI |
344 |
|
2018-07-26 |
|
| 989-267
| 9 |
|
543C ONVOY, LLCV - MI |
344 |
|
2023-08-26 |
|
| 989-389
| A |
STHLMIMNRSA |
9323 MICHIGAN BELL TEL CO |
344 |
|
|
|
| 989-389
| 0 |
|
9323 MICHIGAN BELL TEL CO |
344 |
|
|
|
| 989-389
| 1 |
|
9323 MICHIGAN BELL TEL CO |
344 |
|
|
|
| 989-389
| 2 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
344 |
|
2015-12-31 |
|
| 989-389
| 3 |
|
9323 MICHIGAN BELL TEL CO |
344 |
|
|
|
| 989-389
| 4 |
|
9323 MICHIGAN BELL TEL CO |
344 |
|
|
|
| 989-389
| 5 |
|
6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
344 |
|
2014-05-05 |
|
| 989-389
| 6 |
|
516C AT&T CORP. |
344 |
|
2013-02-22 |
|
| 989-389
| 7 |
|
9323 MICHIGAN BELL TEL CO |
344 |
|
|
|
| 989-389
| 8 |
|
6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
344 |
|
2014-05-05 |
|
| 989-389
| 9 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
344 |
|
2015-05-06 |
|
| 989-632
| A |
SGNWMIECXQX |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
344 |
|
|
|
| 989-632
| 0 |
|
145J TERRA NOVA TELECOM INC. |
344 |
|
2021-09-25 |
|
| 989-632
| 1 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
344 |
|
2004-11-14 |
|
| 989-632
| 2 |
|
817J INTERACTIVE SERVICES NETWORK, INC. |
344 |
|
2005-09-04 |
|
| 989-632
| 3 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
344 |
|
2007-02-25 |
|
| 989-632
| 4 |
|
543C ONVOY, LLCV - MI |
344 |
|
2012-10-13 |
|
| 989-632
| 5 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
344 |
|
2013-03-31 |
|
| 989-632
| 6 |
|
6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
344 |
|
2014-05-05 |
|
| 989-632
| 7 |
|
543C ONVOY, LLCV - MI |
344 |
|
2013-04-05 |
|
| 989-632
| 8 |
|
6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
344 |
|
2014-05-05 |
|
| 989-632
| 9 |
|
6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
344 |
|
2014-05-05 |
|
| 989-919
| A |
MDLDMIMN0MD |
116F PENINSULA FIBER NETWORK, LLC - MI |
344 |
|
|
|
| 989-919
| 0 |
|
116F PENINSULA FIBER NETWORK, LLC - MI |
344 |
|
2019-02-22 |
|
| 989-919
| 2 |
|
624H ONVOY SPECTRUM, LLC |
344 |
|
2024-08-11 |
|
Last updated: Tue, 13 Jan 2026 21:50:02 UTC
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