Local Calling Guide
Area code/prefix search
NPA: 815
[Rate centres in NPA 815]
[Dial plan for NPA 815]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 815-421
| 8 |
Herscher |
IL |
CHCGILDTKMD |
5447 ACCESS ONE, INC. - IL |
358 |
|
2006-08-06 |
|
| 815-421
| 9 |
Herscher |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-07-25 |
|
| 815-422
| A |
St Anne |
IL |
STANILSARS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-422
| 0 |
St Anne |
IL |
STANILSARS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-422
| 1 |
St Anne |
IL |
CHCGILWUJMD |
073H TELNYX LLC |
358 |
|
2018-07-24 |
|
| 815-422
| 3 |
St Anne |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2014-09-07 |
|
| 815-422
| 4 |
St Anne |
IL |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
2003-07-03 |
|
| 815-422
| 5 |
St Anne |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2005-08-01 |
|
| 815-422
| 7 |
St Anne |
IL |
CHCGILDTKMD |
5447 ACCESS ONE, INC. - IL |
358 |
|
2006-07-21 |
|
| 815-422
| 8 |
St Anne |
IL |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2009-11-12 |
|
| 815-422
| 9 |
St Anne |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2012-11-18 |
|
| 815-423
| A |
Elwood |
IL |
ELWDILAWRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-423
| 1 |
Elwood |
IL |
ELWDILAWRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-423
| 2 |
Elwood |
IL |
ELWDILAWRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-423
| 4 |
Elwood |
IL |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2009-08-01 |
|
| 815-423
| 5 |
Elwood |
IL |
ELWDILAWRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-423
| 6 |
Elwood |
IL |
ELWDILAWRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-423
| 7 |
Elwood |
IL |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2021-04-29 |
|
| 815-423
| 8 |
Elwood |
IL |
CHCGILDTKMD |
5447 ACCESS ONE, INC. - IL |
358 |
|
2006-08-06 |
|
| 815-423
| 9 |
Elwood |
IL |
ELWDILAWRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-424
| A |
Elwood |
IL |
ELWDILAWRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-424
| 0 |
Elwood |
IL |
STLSMOGZEMD |
145J TERRA NOVA TELECOM INC. |
358 |
|
2021-01-15 |
|
| 815-424
| 1 |
Elwood |
IL |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2007-10-30 |
|
| 815-424
| 2 |
Elwood |
IL |
ELWDILAWRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-424
| 3 |
Elwood |
IL |
ELWDILAWRS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-424
| 4 |
Elwood |
IL |
|
145J TERRA NOVA TELECOM INC. |
358 |
|
2022-11-05 |
|
| 815-424
| 5 |
Elwood |
IL |
CHCGILCLXOX |
516C AT&T CORP. |
358 |
|
2007-02-22 |
|
| 815-424
| 6 |
Elwood |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-04-01 |
|
| 815-424
| 7 |
Elwood |
IL |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
2004-02-04 |
|
| 815-425
| A |
Crystal Lake |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-426
| A |
Herscher |
IL |
HRSCILHRRS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-426
| 0 |
Herscher |
IL |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2013-04-27 |
|
| 815-426
| 1 |
Herscher |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2015-08-04 |
|
| 815-426
| 2 |
Herscher |
IL |
HRSCILHRRS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-426
| 3 |
Herscher |
IL |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2025-01-19 |
|
| 815-426
| 4 |
Herscher |
IL |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2013-04-27 |
|
| 815-426
| 5 |
Herscher |
IL |
CHCGILCLXOX |
516C AT&T CORP. |
358 |
|
2011-10-28 |
|
| 815-426
| 6 |
Herscher |
IL |
HRSCILHRRS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-426
| 7 |
Herscher |
IL |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2009-07-03 |
|
| 815-426
| 8 |
Herscher |
IL |
CHCGILDT8MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
358 |
|
2014-02-24 |
|
| 815-426
| 9 |
Herscher |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2016-04-11 |
|
| 815-427
| A |
St Anne |
IL |
STANILSARS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-427
| 0 |
St Anne |
IL |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2013-04-27 |
|
| 815-427
| 1 |
St Anne |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2016-04-11 |
|
| 815-427
| 2 |
St Anne |
IL |
CHCGILCLXOX |
516C AT&T CORP. |
358 |
|
2011-10-28 |
|
| 815-427
| 3 |
St Anne |
IL |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2013-04-27 |
|
| 815-427
| 4 |
St Anne |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2016-04-11 |
|
| 815-427
| 5 |
St Anne |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-09-16 |
|
| 815-427
| 6 |
St Anne |
IL |
STANILSARS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-427
| 7 |
St Anne |
IL |
CHCGILDT8MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
358 |
|
2014-02-25 |
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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