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 |
| 815-393
| 9 |
Monroe Center |
IL |
DIXNILXA4MD |
224C ONVOY, LLC |
364 |
|
2018-10-01 |
|
| 815-394
| A |
Rockford |
IL |
RCFRILREDS0 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-394
| 0 |
Rockford |
IL |
RCFRILREDS0 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-394
| 1 |
Rockford |
IL |
RCFRILREDS0 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-394
| 2 |
Rockford |
IL |
RCFRILREDS0 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-394
| 3 |
Rockford |
IL |
RCFRILREDS0 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-394
| 4 |
Rockford |
IL |
RCFRILREDS0 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-394
| 5 |
Rockford |
IL |
RCFRILREDS0 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-394
| 6 |
Rockford |
IL |
RCFRILREDS0 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-394
| 7 |
Rockford |
IL |
RCFRILREDS0 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-394
| 8 |
Rockford |
IL |
RCFRILREDS0 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-394
| 9 |
Rockford |
IL |
RCFRILRTTMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
360 |
|
2010-01-27 |
|
| 815-395
| A |
Rockford |
IL |
RCFRILREDS0 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-396
| A |
Steward |
IL |
STWRILXARS0 |
1036 FRONTIER NORTH, INC. - IL |
364 |
|
|
|
| 815-396
| 0 |
Steward |
IL |
STWRILXARS0 |
1036 FRONTIER NORTH, INC. - IL |
364 |
|
|
|
| 815-396
| 1 |
Steward |
IL |
CHCGIL24XMD |
495J STRATUS NETWORKS |
364 |
|
2020-10-14 |
|
| 815-396
| 2 |
Steward |
IL |
STWRILXARS0 |
1036 FRONTIER NORTH, INC. - IL |
364 |
|
|
|
| 815-396
| 3 |
Steward |
IL |
DIXNILXA4MD |
224C ONVOY, LLC |
364 |
|
2021-04-03 |
|
| 815-396
| 4 |
Steward |
IL |
DIXNILXA4MD |
224C ONVOY, LLC |
364 |
|
2020-06-20 |
|
| 815-396
| 5 |
Steward |
IL |
DIXNILXA4MD |
224C ONVOY, LLC |
364 |
|
2020-06-20 |
|
| 815-396
| 6 |
Steward |
IL |
DIXNILXA4MD |
224C ONVOY, LLC |
364 |
|
2018-10-01 |
|
| 815-396
| 7 |
Steward |
IL |
DIXNILXAEMD |
508J CENTURYLINK COMMUNICATIONS, LLC |
364 |
|
2014-08-08 |
|
| 815-396
| 8 |
Steward |
IL |
DIXNILXA4MD |
224C ONVOY, LLC |
364 |
|
2019-09-07 |
|
| 815-396
| 9 |
Steward |
IL |
DIXNILXA3MD |
073H TELNYX LLC |
364 |
|
2020-07-20 |
|
| 815-397
| A |
Rockford |
IL |
RCFRILREDS0 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-398
| A |
Rockford |
IL |
RCFRILREDS0 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-399
| A |
Rockford |
IL |
RCFRILREDS0 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-400
| A |
Morrison |
IL |
DIXNILXA0MD |
846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL |
364 |
|
|
|
| 815-400
| 1 |
Morrison |
IL |
DKLBILRS0MD |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
364 |
|
2022-02-24 |
|
| 815-400
| 3 |
Morrison |
IL |
DKLBILXAX9X |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
364 |
|
2021-05-10 |
|
| 815-400
| 6 |
Morrison |
IL |
DKLBILXAPMD |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
364 |
|
2018-04-02 |
|
| 815-400
| 7 |
Morrison |
IL |
DIXNILXAEMD |
508J CENTURYLINK COMMUNICATIONS, LLC |
364 |
|
2014-08-08 |
|
| 815-400
| 9 |
Morrison |
IL |
DIXNILXA0MD |
846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL |
364 |
|
|
|
| 815-401
| A |
Kankakee |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-401
| 0 |
Kankakee |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-401
| 1 |
Kankakee |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2005-02-04 |
|
| 815-401
| 2 |
Kankakee |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2005-06-04 |
|
| 815-401
| 3 |
Kankakee |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2006-05-28 |
|
| 815-401
| 4 |
Kankakee |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2003-01-07 |
|
| 815-401
| 5 |
Kankakee |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2006-05-29 |
|
| 815-401
| 6 |
Kankakee |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-01-06 |
|
| 815-401
| 7 |
Kankakee |
IL |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2013-01-12 |
|
| 815-401
| 8 |
Kankakee |
IL |
WCHCILBFGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2009-01-06 |
|
| 815-401
| 9 |
Kankakee |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-402
| A |
Galena |
IL |
RCISILFP0MD |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
634 |
|
|
|
| 815-402
| 1 |
Galena |
IL |
DVNPIA80XPX |
6529 T-MOBILE USA, INC. |
634 |
|
2008-01-27 |
|
| 815-402
| 2 |
Galena |
IL |
RCISILFP0MD |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
634 |
|
2011-03-15 |
|
| 815-402
| 3 |
Galena |
IL |
RCISILFP0MD |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
634 |
|
2004-07-15 |
|
| 815-402
| 4 |
Galena |
IL |
|
145J TERRA NOVA TELECOM INC. |
634 |
|
2023-01-14 |
|
| 815-402
| 8 |
Galena |
IL |
DVNPIAEAXMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
634 |
|
2026-04-03 |
|
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Last updated: Thu, 16 Jul 2026 02:21:55 UTC
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