Local Calling Guide
Area code/prefix search
Carriers Mills, IL
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 618-674
| A |
CRDLILAB0MD |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
362 |
|
|
|
| 618-674
| 0 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
362 |
|
|
|
| 618-674
| 1 |
|
073H TELNYX LLC |
362 |
|
2020-06-22 |
|
| 618-674
| 3 |
|
624H ONVOY SPECTRUM, LLC |
362 |
|
2023-06-30 |
|
| 618-674
| 4 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
362 |
|
2004-07-02 |
|
| 618-674
| 5 |
|
224C ONVOY, LLC |
362 |
|
2021-08-09 |
|
| 618-674
| 6 |
|
224C ONVOY, LLC |
362 |
|
2018-10-01 |
|
| 618-674
| 7 |
|
846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL |
362 |
|
2022-12-10 |
|
| 618-674
| 8 |
|
495J STRATUS NETWORKS |
362 |
|
2020-12-19 |
|
| 618-994
| A |
CRMLILXERS0 |
1015 FRONTIER NORTH, INC. - IL |
362 |
|
|
|
| 618-994
| 2 |
|
1015 FRONTIER NORTH, INC. - IL |
362 |
|
|
|
| 618-994
| 3 |
|
224C ONVOY, LLC |
362 |
|
2019-09-07 |
|
| 618-994
| 4 |
|
1015 FRONTIER NORTH, INC. - IL |
362 |
|
|
|
| 618-994
| 9 |
|
145J TERRA NOVA TELECOM INC. |
362 |
|
2025-08-01 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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