Local Calling Guide
Area code/prefix search
Elmhurst, IL
1 2 3 4 5 6 7 8 9 10 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 331-202
| A |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
|
|
| 331-202
| 0 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2012-03-02 |
|
| 331-202
| 1 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-02-25 |
|
| 331-202
| 2 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-04-20 |
|
| 331-202
| 4 |
|
224C ONVOY, LLC |
358 |
|
2025-09-07 |
|
| 331-202
| 5 |
|
145J TERRA NOVA TELECOM INC. |
358 |
|
2025-04-09 |
|
| 331-202
| 6 |
CHCGILWUSMD |
145J TERRA NOVA TELECOM INC. |
358 |
|
2024-08-12 |
|
| 331-202
| 7 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2012-03-02 |
|
| 331-202
| 8 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2012-03-02 |
|
| 331-202
| 9 |
|
145J TERRA NOVA TELECOM INC. |
358 |
|
2023-11-15 |
|
| 331-209
| A |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 331-209
| 0 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-05-19 |
|
| 331-209
| 1 |
|
515J IP HORIZON LLC |
358 |
|
2013-05-05 |
|
| 331-209
| 2 |
CHCGILDTKMD |
5447 ACCESS ONE, INC. - IL |
358 |
|
2012-04-21 |
|
| 331-209
| 3 |
|
046L CLEAR RATE COMMUNICATIONS, LLC |
358 |
|
2012-06-10 |
|
| 331-209
| 4 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2022-09-16 |
|
| 331-209
| 5 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-12-15 |
|
| 331-209
| 6 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2013-01-10 |
|
| 331-209
| 7 |
CHCGILDT8MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
358 |
|
2013-06-28 |
|
| 331-209
| 8 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-05-19 |
|
| 331-209
| 9 |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2014-06-30 |
|
| 331-221
| A |
EMHRILETDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 331-221
| 0 |
EMHRILETDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2009-03-05 |
|
| 331-221
| 1 |
EMHRILETDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2009-03-05 |
|
| 331-221
| 2 |
EMHRILETDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2009-03-05 |
|
| 331-221
| 3 |
EMHRILETDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2009-03-05 |
|
| 331-221
| 4 |
EMHRILETDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2009-03-05 |
|
| 331-221
| 5 |
EMHRILETDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2009-03-05 |
|
| 331-221
| 6 |
EMHRILETDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2009-03-05 |
|
| 331-221
| 7 |
EMHRILETDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2009-03-05 |
|
| 331-221
| 8 |
EMHRILETDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2009-03-05 |
|
| 331-221
| 9 |
EMHRILETDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2009-03-05 |
|
| 331-225
| A |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
|
|
| 331-225
| 0 |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2014-08-12 |
|
| 331-225
| 1 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2012-09-30 |
|
| 331-225
| 2 |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2012-10-04 |
|
| 331-225
| 3 |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2012-10-04 |
|
| 331-225
| 4 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2014-03-16 |
|
| 331-225
| 5 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2011-10-06 |
|
| 331-225
| 8 |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2024-03-07 |
|
| 331-225
| 9 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-02-25 |
|
| 331-279
| A |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2024-12-09 |
|
| 331-279
| 0 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2022-08-29 |
|
| 331-279
| 1 |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2021-12-17 |
|
| 331-279
| 2 |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2021-12-17 |
|
| 331-279
| 3 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2022-11-17 |
|
| 331-279
| 4 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2022-11-17 |
|
| 331-279
| 5 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2022-11-17 |
|
| 331-279
| 6 |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2021-12-22 |
|
| 331-279
| 7 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2022-08-29 |
|
1 2 3 4 5 6 7 8 9 10 >>
Last updated: Tue, 31 Mar 2026 13:56:49 UTC
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