Local Calling Guide
Area code/prefix search
Williamsburg, MI
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 231-247
| A |
GDRPMIBL00Z |
991E BANDWIDTH.COM CLEC, LLC - MI |
348 |
|
|
|
| 231-247
| 0 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
348 |
|
2018-11-30 |
|
| 231-247
| 1 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
348 |
|
2018-12-28 |
|
| 231-247
| 2 |
|
543C ONVOY, LLCV - MI |
348 |
|
2021-06-17 |
|
| 231-247
| 4 |
|
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-06-20 |
|
| 231-247
| 5 |
|
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-11-22 |
|
| 231-247
| 6 |
|
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-11-22 |
|
| 231-247
| 7 |
|
543C ONVOY, LLCV - MI |
348 |
|
2021-03-27 |
|
| 231-247
| 8 |
|
543C ONVOY, LLCV - MI |
348 |
|
2021-08-22 |
|
| 231-247
| 9 |
|
543C ONVOY, LLCV - MI |
348 |
|
2022-12-29 |
|
| 231-267
| A |
WLBGMIWBRSA |
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-267
| 0 |
|
3535 ACD TELECOM, INC. - MI |
348 |
|
2005-02-18 |
|
| 231-267
| 1 |
|
817J INTERACTIVE SERVICES NETWORK, INC. |
348 |
|
2005-09-02 |
|
| 231-267
| 2 |
|
543C ONVOY, LLCV - MI |
348 |
|
2021-05-10 |
|
| 231-267
| 3 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
348 |
|
2007-02-25 |
|
| 231-267
| 4 |
|
7157 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI |
348 |
|
2009-12-01 |
|
| 231-267
| 5 |
|
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-267
| 6 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
348 |
|
2004-11-14 |
|
| 231-267
| 7 |
|
829J PAETEC ITEL, LLC |
348 |
|
2004-02-12 |
|
| 231-267
| 8 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
348 |
|
2011-12-30 |
|
| 231-267
| 9 |
|
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-403
| A |
GDRPMIBL15Z |
516C AT&T CORP. |
348 |
|
|
|
| 231-403
| 0 |
|
543C ONVOY, LLCV - MI |
348 |
|
2013-01-05 |
|
| 231-403
| 1 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
348 |
|
2014-09-01 |
|
| 231-403
| 2 |
|
543C ONVOY, LLCV - MI |
348 |
|
2012-06-01 |
|
| 231-403
| 3 |
|
543C ONVOY, LLCV - MI |
348 |
|
2013-03-18 |
|
| 231-403
| 4 |
|
543C ONVOY, LLCV - MI |
348 |
|
2016-04-11 |
|
| 231-403
| 5 |
|
829J PAETEC ITEL, LLC |
348 |
|
2013-11-09 |
|
| 231-403
| 6 |
|
543C ONVOY, LLCV - MI |
348 |
|
2016-04-11 |
|
| 231-403
| 7 |
|
516C AT&T CORP. |
348 |
|
2011-10-14 |
|
| 231-403
| 8 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
348 |
|
2017-10-05 |
|
| 231-403
| 9 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
348 |
|
2015-12-31 |
|
| 231-451
| A |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
|
|
| 231-451
| 2 |
|
543C ONVOY, LLCV - MI |
348 |
|
2023-09-16 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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