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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 815-319
| 6 |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
2005-12-12 |
|
| 815-319
| 7 |
Rockford |
IL |
RCFRILRTXGY |
6265 UNITED STATES CELLULAR - IL |
360 |
|
|
|
| 815-319
| 8 |
Rockford |
IL |
RCFRILRCMMD |
5562 METROPCS, INC. |
360 |
|
2011-10-20 |
|
| 815-319
| 9 |
Rockford |
IL |
RCFRILRCMMD |
5562 METROPCS, INC. |
360 |
|
2011-10-20 |
|
| 815-320
| A |
New Lenox |
IL |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
|
|
| 815-320
| 0 |
New Lenox |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2010-02-14 |
|
| 815-320
| 1 |
New Lenox |
IL |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2009-11-10 |
|
| 815-320
| 2 |
New Lenox |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2011-06-02 |
|
| 815-320
| 3 |
New Lenox |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2012-07-02 |
|
| 815-320
| 4 |
New Lenox |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2012-09-30 |
|
| 815-320
| 5 |
New Lenox |
IL |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2013-04-27 |
|
| 815-320
| 6 |
New Lenox |
IL |
CHCGILCLXOX |
516C AT&T CORP. |
358 |
|
2011-10-28 |
|
| 815-320
| 7 |
New Lenox |
IL |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2010-04-25 |
|
| 815-320
| 8 |
New Lenox |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2010-05-15 |
|
| 815-320
| 9 |
New Lenox |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-07-02 |
|
| 815-321
| A |
Woodstock |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
| 815-321
| 0 |
Woodstock |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
| 815-321
| 1 |
Woodstock |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2011-08-14 |
|
| 815-321
| 2 |
Woodstock |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2013-01-27 |
|
| 815-321
| 3 |
Woodstock |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2006-11-01 |
|
| 815-321
| 4 |
Woodstock |
IL |
CHCGILWBXWZ |
829J PAETEC ITEL, LLC |
358 |
|
2004-09-28 |
|
| 815-321
| 5 |
Woodstock |
IL |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
2005-07-16 |
|
| 815-321
| 6 |
Woodstock |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2005-08-26 |
|
| 815-321
| 7 |
Woodstock |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2005-08-26 |
|
| 815-321
| 8 |
Woodstock |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2005-08-26 |
|
| 815-321
| 9 |
Woodstock |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2007-12-10 |
|
| 815-322
| A |
McHenry |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-322
| 0 |
McHenry |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2016-05-27 |
|
| 815-322
| 1 |
McHenry |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-03-11 |
|
| 815-322
| 2 |
McHenry |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2008-07-18 |
|
| 815-322
| 3 |
McHenry |
IL |
SCBGILRRGT1 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-10-28 |
|
| 815-322
| 4 |
McHenry |
IL |
CHCGILDT8MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
358 |
|
2013-06-28 |
|
| 815-322
| 5 |
McHenry |
IL |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
2005-03-19 |
|
| 815-322
| 6 |
McHenry |
IL |
SCBGILRRGT1 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2010-03-24 |
|
| 815-322
| 7 |
McHenry |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2006-09-13 |
|
| 815-322
| 8 |
McHenry |
IL |
CHCGILDTKMD |
5447 ACCESS ONE, INC. - IL |
358 |
|
2006-08-06 |
|
| 815-322
| 9 |
McHenry |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-08-14 |
|
| 815-323
| A |
Belvidere |
IL |
RCFRILRCJMD |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
360 |
|
|
|
| 815-323
| 0 |
Belvidere |
IL |
RCFRILRTTMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
360 |
|
2006-02-11 |
|
| 815-323
| 1 |
Belvidere |
IL |
BLVDILXADS0 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
2005-04-18 |
|
| 815-323
| 2 |
Belvidere |
IL |
RCFRILRTTMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
360 |
|
2006-04-19 |
|
| 815-323
| 3 |
Belvidere |
IL |
RCFRILRTTMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
360 |
|
2006-04-19 |
|
| 815-323
| 4 |
Belvidere |
IL |
RCFRILRCJMD |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
360 |
|
2005-04-15 |
|
| 815-323
| 5 |
Belvidere |
IL |
RCFRILRTX4Y |
318J COMCAST IP PHONE, LLC |
360 |
|
2013-04-28 |
|
| 815-323
| 6 |
Belvidere |
IL |
RCFRILRCJMD |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
360 |
|
2005-07-15 |
|
| 815-323
| 7 |
Belvidere |
IL |
RCFRILRCJMD |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
360 |
|
2011-01-03 |
|
| 815-323
| 8 |
Belvidere |
IL |
RCFRILRTTMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
360 |
|
2006-07-28 |
|
| 815-323
| 9 |
Belvidere |
IL |
RCFRILRTTMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
360 |
|
2006-07-28 |
|
| 815-324
| A |
Ottawa |
IL |
JOLTILJOPMD |
593K MCC TELEPHONY LLC |
358 |
|
|
|
| 815-324
| 0 |
Ottawa |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2011-10-14 |
|
<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 >>
Last updated: Thu, 16 Jul 2026 02:21:55 UTC
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