Local Calling Guide
Area code/prefix search
Sullivan, IL
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 217-292
| A |
DCTRILDCX1X |
593K MCC TELEPHONY LLC |
374 |
|
|
|
| 217-292
| 0 |
|
145J TERRA NOVA TELECOM INC. |
374 |
|
2025-12-15 |
|
| 217-292
| 1 |
|
224C ONVOY, LLC |
374 |
|
2019-04-15 |
|
| 217-292
| 2 |
|
224C ONVOY, LLC |
374 |
|
2018-07-30 |
|
| 217-292
| 3 |
|
224C ONVOY, LLC |
374 |
|
2020-01-11 |
|
| 217-292
| 4 |
|
224C ONVOY, LLC |
374 |
|
2020-01-11 |
|
| 217-292
| 5 |
|
224C ONVOY, LLC |
374 |
|
2020-05-21 |
|
| 217-292
| 6 |
|
224C ONVOY, LLC |
374 |
|
2020-05-21 |
|
| 217-292
| 7 |
|
224C ONVOY, LLC |
374 |
|
2020-05-21 |
|
| 217-292
| 8 |
|
224C ONVOY, LLC |
374 |
|
2019-04-15 |
|
| 217-292
| 9 |
|
593K MCC TELEPHONY LLC |
374 |
|
2010-03-11 |
|
| 217-728
| A |
SLLVILXCRS2 |
1015 FRONTIER NORTH, INC. - IL |
374 |
|
|
|
| 217-728
| 0 |
|
224C ONVOY, LLC |
374 |
|
2020-10-15 |
|
| 217-728
| 1 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
374 |
|
2005-02-14 |
|
| 217-728
| 2 |
|
1015 FRONTIER NORTH, INC. - IL |
374 |
|
|
|
| 217-728
| 3 |
|
1015 FRONTIER NORTH, INC. - IL |
374 |
|
|
|
| 217-728
| 4 |
|
1015 FRONTIER NORTH, INC. - IL |
374 |
|
|
|
| 217-728
| 5 |
|
495J STRATUS NETWORKS |
374 |
|
2021-01-15 |
|
| 217-728
| 6 |
|
224C ONVOY, LLC |
374 |
|
2020-10-15 |
|
| 217-728
| 7 |
|
1015 FRONTIER NORTH, INC. - IL |
374 |
|
|
|
| 217-728
| 8 |
|
1015 FRONTIER NORTH, INC. - IL |
374 |
|
|
|
| 217-728
| 9 |
|
1015 FRONTIER NORTH, INC. - IL |
374 |
|
|
|
| 447-387
| A |
SPFDILES7MD |
224C ONVOY, LLC |
374 |
|
|
|
| 447-387
| 0 |
|
073H TELNYX LLC |
374 |
|
2023-11-16 |
|
| 447-387
| 1 |
|
624H ONVOY SPECTRUM, LLC |
374 |
|
2024-05-25 |
|
| 447-387
| 4 |
|
224C ONVOY, LLC |
374 |
|
2021-06-25 |
|
| 447-387
| 6 |
|
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
374 |
|
2022-08-10 |
|
Last updated: Thu, 01 Jan 2026 03:59:49 UTC
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