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 |
| 815-331
| 4 |
McHenry |
IL |
CHCGILWUKMD |
939H COMMIO, LLC |
358 |
|
2021-10-14 |
|
| 815-331
| 5 |
McHenry |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-331
| 6 |
McHenry |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-331
| 7 |
McHenry |
IL |
CHCGILWUKMD |
939H COMMIO, LLC |
358 |
|
2021-10-14 |
|
| 815-331
| 8 |
McHenry |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2012-06-19 |
|
| 815-331
| 9 |
McHenry |
IL |
|
145J TERRA NOVA TELECOM INC. |
358 |
|
2022-12-17 |
|
| 815-332
| A |
Cherry Valley |
IL |
CHVYILXARS0 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-332
| 0 |
Cherry Valley |
IL |
RCFRILRTZMD |
224C ONVOY, LLC |
360 |
|
2018-07-30 |
|
| 815-332
| 1 |
Cherry Valley |
IL |
CHVYILXARS0 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-332
| 2 |
Cherry Valley |
IL |
CHVYILXARS0 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-332
| 3 |
Cherry Valley |
IL |
CHVYILXARS0 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-332
| 4 |
Cherry Valley |
IL |
CHVYILXARS0 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-332
| 5 |
Cherry Valley |
IL |
CHVYILXARS0 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-332
| 6 |
Cherry Valley |
IL |
CHVYILXARS0 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-332
| 7 |
Cherry Valley |
IL |
CHVYILXARS0 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-332
| 8 |
Cherry Valley |
IL |
CHVYILXARS0 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-332
| 9 |
Cherry Valley |
IL |
CHVYILXARS0 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-333
| A |
Woodstock |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-333
| 0 |
Woodstock |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-333
| 1 |
Woodstock |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-333
| 2 |
Woodstock |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-333
| 3 |
Woodstock |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-333
| 4 |
Woodstock |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-333
| 5 |
Woodstock |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-333
| 6 |
Woodstock |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2017-09-11 |
|
| 815-333
| 7 |
Woodstock |
IL |
CHCGILWUXMD |
490J BOOST SUBSCRIBERCO L.L.C. |
358 |
|
2023-10-15 |
|
| 815-333
| 8 |
Woodstock |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-333
| 9 |
Woodstock |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2022-11-11 |
|
| 815-334
| A |
Woodstock |
IL |
WDSTILWSDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-334
| 0 |
Woodstock |
IL |
WDSTILWSDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-334
| 1 |
Woodstock |
IL |
WDSTILWSDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-334
| 2 |
Woodstock |
IL |
WDSTILWSDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-334
| 3 |
Woodstock |
IL |
WDSTILWSDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-334
| 4 |
Woodstock |
IL |
WDSTILWSDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-334
| 5 |
Woodstock |
IL |
WDSTILWSDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-334
| 6 |
Woodstock |
IL |
WDSTILWSDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-334
| 7 |
Woodstock |
IL |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2013-09-08 |
|
| 815-334
| 8 |
Woodstock |
IL |
WDSTILWSDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-334
| 9 |
Woodstock |
IL |
|
145J TERRA NOVA TELECOM INC. |
358 |
|
2024-09-13 |
|
| 815-335
| A |
Winnebago |
IL |
WNNBILXARS1 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-335
| 0 |
Winnebago |
IL |
RCFRILRTXRX |
508J CENTURYLINK COMMUNICATIONS, LLC |
360 |
|
2016-02-20 |
|
| 815-335
| 1 |
Winnebago |
IL |
WNNBILXARS1 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-335
| 2 |
Winnebago |
IL |
WNNBILXARS1 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-335
| 3 |
Winnebago |
IL |
WNNBILXARS1 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-335
| 4 |
Winnebago |
IL |
RCFRILRTX4Y |
318J COMCAST IP PHONE, LLC |
360 |
|
2006-08-09 |
|
| 815-335
| 5 |
Winnebago |
IL |
RCFRILRTXDX |
846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL |
360 |
|
2010-06-28 |
|
| 815-335
| 6 |
Winnebago |
IL |
RCFRILRTX4Y |
318J COMCAST IP PHONE, LLC |
360 |
|
2007-09-23 |
|
| 815-335
| 7 |
Winnebago |
IL |
WNNBILXARS1 |
1015 FRONTIER NORTH, INC. - IL |
360 |
|
|
|
| 815-335
| 8 |
Winnebago |
IL |
RCFRILRTPMD |
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
360 |
|
2014-04-15 |
|
| 815-335
| 9 |
Winnebago |
IL |
RCFRILRTZMD |
224C ONVOY, LLC |
360 |
|
2018-07-30 |
|
<< 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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