Local Calling Guide
Area code/prefix search
Spring Grove, IL
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 779-286
| A |
CHCGIL24NMD |
495J STRATUS NETWORKS |
358 |
|
|
|
| 779-286
| 0 |
|
073H TELNYX LLC |
358 |
|
2020-10-23 |
|
| 779-286
| 1 |
|
495J STRATUS NETWORKS |
358 |
|
2020-10-22 |
|
| 779-286
| 2 |
|
224C ONVOY, LLC |
358 |
|
2021-02-12 |
|
| 779-286
| 3 |
|
224C ONVOY, LLC |
358 |
|
2021-02-12 |
|
| 779-286
| 4 |
|
224C ONVOY, LLC |
358 |
|
2021-02-12 |
|
| 779-286
| 6 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2023-03-06 |
|
| 779-286
| 8 |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2024-04-28 |
|
| 815-581
| A |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
|
|
| 815-581
| 0 |
|
318J COMCAST IP PHONE, LLC |
358 |
|
2005-11-27 |
|
| 815-581
| 1 |
|
224C ONVOY, LLC |
358 |
|
2019-07-14 |
|
| 815-581
| 2 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
358 |
|
2009-04-29 |
|
| 815-581
| 3 |
|
593K MCC TELEPHONY LLC |
358 |
|
2010-06-13 |
|
| 815-581
| 4 |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-03-12 |
|
| 815-581
| 5 |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-09-21 |
|
| 815-581
| 6 |
|
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2015-05-07 |
|
| 815-581
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
358 |
|
2015-06-25 |
|
| 815-581
| 8 |
|
224C ONVOY, LLC |
358 |
|
2018-07-30 |
|
| 815-581
| 9 |
|
224C ONVOY, LLC |
358 |
|
2019-07-14 |
|
| 815-675
| A |
SPGVILXARS0 |
1015 FRONTIER NORTH, INC. - IL |
358 |
|
|
|
| 815-675
| 0 |
|
1015 FRONTIER NORTH, INC. - IL |
358 |
|
|
|
| 815-675
| 1 |
|
1015 FRONTIER NORTH, INC. - IL |
358 |
|
|
|
| 815-675
| 2 |
|
1015 FRONTIER NORTH, INC. - IL |
358 |
|
|
|
| 815-675
| 3 |
|
1015 FRONTIER NORTH, INC. - IL |
358 |
|
|
|
| 815-675
| 4 |
|
1015 FRONTIER NORTH, INC. - IL |
358 |
|
|
|
| 815-675
| 5 |
|
593K MCC TELEPHONY LLC |
358 |
|
2005-07-15 |
|
| 815-675
| 6 |
|
1015 FRONTIER NORTH, INC. - IL |
358 |
|
|
|
| 815-675
| 7 |
|
1015 FRONTIER NORTH, INC. - IL |
358 |
|
|
|
| 815-675
| 9 |
|
1015 FRONTIER NORTH, INC. - IL |
358 |
|
|
|
Last updated: Tue, 13 Jan 2026 21:50:02 UTC
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