Local Calling Guide
Area code/prefix search
Buffalo, IL
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 217-203
| A |
SPFDILESXSX |
145J TERRA NOVA TELECOM INC. |
374 |
|
|
|
| 217-203
| 0 |
|
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
374 |
|
2015-10-29 |
|
| 217-203
| 1 |
|
073H TELNYX LLC |
374 |
|
2017-03-20 |
|
| 217-203
| 2 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
374 |
|
2014-08-08 |
|
| 217-203
| 3 |
|
145J TERRA NOVA TELECOM INC. |
374 |
|
2019-03-17 |
|
| 217-203
| 4 |
|
224C ONVOY, LLC |
374 |
|
2018-07-16 |
|
| 217-203
| 5 |
|
073H TELNYX LLC |
374 |
|
2019-08-20 |
|
| 217-203
| 6 |
|
224C ONVOY, LLC |
374 |
|
2019-04-21 |
|
| 217-203
| 7 |
|
516C AT&T CORP. |
374 |
|
2011-02-04 |
|
| 217-203
| 8 |
|
224C ONVOY, LLC |
374 |
|
2019-04-21 |
|
| 217-203
| 9 |
|
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
374 |
|
2017-08-17 |
|
| 217-364
| A |
BFLOILBFRS0 |
9329 ILLINOIS BELL TEL CO |
374 |
|
|
|
| 217-364
| 0 |
|
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
374 |
|
2018-11-02 |
|
| 217-364
| 1 |
|
593K MCC TELEPHONY LLC |
374 |
|
2010-06-20 |
|
| 217-364
| 2 |
|
224C ONVOY, LLC |
374 |
|
2009-03-13 |
|
| 217-364
| 4 |
|
9329 ILLINOIS BELL TEL CO |
374 |
|
|
|
| 217-364
| 5 |
|
9329 ILLINOIS BELL TEL CO |
374 |
|
|
|
| 217-364
| 7 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
374 |
|
2004-07-16 |
|
| 217-364
| 8 |
|
224C ONVOY, LLC |
374 |
|
2013-11-29 |
|
| 217-364
| 9 |
|
9329 ILLINOIS BELL TEL CO |
374 |
|
|
|
| 217-906
| A |
SPFDILESXKX |
073H TELNYX LLC |
374 |
|
|
|
| 217-906
| 0 |
|
073H TELNYX LLC |
374 |
|
2019-12-05 |
|
| 217-906
| 1 |
|
495J STRATUS NETWORKS |
374 |
|
2020-11-13 |
|
| 217-906
| 2 |
|
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
374 |
|
2019-11-08 |
|
| 217-906
| 3 |
|
224C ONVOY, LLC |
374 |
|
2020-01-11 |
|
| 217-906
| 4 |
|
224C ONVOY, LLC |
374 |
|
2020-01-11 |
|
| 217-906
| 5 |
|
624H ONVOY SPECTRUM, LLC |
374 |
|
2021-06-29 |
|
| 217-906
| 6 |
|
224C ONVOY, LLC |
374 |
|
2021-02-12 |
|
| 217-906
| 8 |
|
224C ONVOY, LLC |
374 |
|
2021-08-28 |
|
| 217-906
| 9 |
|
624H ONVOY SPECTRUM, LLC |
374 |
|
2021-11-13 |
|
| 447-837
| A |
SPFDILESXXX |
516J TON80 COMMUNICATIONS, LLC |
374 |
|
|
|
| 447-837
| 0 |
|
490J DISH WIRELESS, LLC |
374 |
|
2022-12-01 |
|
| 447-837
| 4 |
|
516J TON80 COMMUNICATIONS, LLC |
374 |
|
2022-04-25 |
|
| 447-837
| 6 |
|
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
374 |
|
2023-02-11 |
|
| 447-837
| 8 |
|
939H COMMIO, LLC |
374 |
|
2022-11-26 |
|
| 447-837
| 9 |
|
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
374 |
|
2022-05-20 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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