Local Calling Guide
Area code/prefix search
Eastport, MI
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 231-273
| A |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
|
|
| 231-273
| 0 |
|
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-11-22 |
|
| 231-273
| 1 |
|
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-11-22 |
|
| 231-273
| 2 |
|
543C ONVOY, LLCV - MI |
348 |
|
2021-04-25 |
|
| 231-273
| 3 |
|
543C ONVOY, LLCV - MI |
348 |
|
2020-12-26 |
|
| 231-273
| 4 |
|
543C ONVOY, LLCV - MI |
348 |
|
2020-12-26 |
|
| 231-273
| 5 |
|
543C ONVOY, LLCV - MI |
348 |
|
2021-07-11 |
|
| 231-273
| 6 |
|
543C ONVOY, LLCV - MI |
348 |
|
2021-03-06 |
|
| 231-273
| 7 |
|
543C ONVOY, LLCV - MI |
348 |
|
2021-03-06 |
|
| 231-273
| 8 |
|
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-06-19 |
|
| 231-273
| 9 |
|
543C ONVOY, LLCV - MI |
348 |
|
2021-12-13 |
|
| 231-435
| A |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
|
|
| 231-435
| 2 |
|
543C ONVOY, LLCV - MI |
348 |
|
2023-09-16 |
|
| 231-599
| A |
ESPTMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-599
| 0 |
|
3535 ACD TELECOM, INC. - MI |
348 |
|
2004-10-22 |
|
| 231-599
| 1 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
348 |
|
2011-10-18 |
|
| 231-599
| 2 |
|
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-599
| 3 |
|
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-599
| 4 |
|
543C ONVOY, LLCV - MI |
348 |
|
2015-12-09 |
|
| 231-599
| 5 |
|
543C ONVOY, LLCV - MI |
348 |
|
2015-12-17 |
|
| 231-599
| 6 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
348 |
|
2015-09-17 |
|
| 231-599
| 7 |
|
543C ONVOY, LLCV - MI |
348 |
|
2013-04-01 |
|
| 231-599
| 8 |
|
543C ONVOY, LLCV - MI |
348 |
|
2015-12-09 |
|
| 231-599
| 9 |
|
543C ONVOY, LLCV - MI |
348 |
|
2015-12-17 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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