Local Calling Guide
Area code/prefix search
NPA: 309
[Rate centres in NPA 309]
[Dial plan for NPA 309]
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 309-722
| 1 |
Bellflower |
IL |
BLTNILXDXMX |
224C ONVOY, LLC |
366 |
|
2019-07-14 |
|
| 309-722
| 2 |
Bellflower |
IL |
BLTNILXDXMX |
224C ONVOY, LLC |
366 |
|
2019-01-17 |
|
| 309-722
| 3 |
Bellflower |
IL |
BLFLILXDRS2 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 309-722
| 4 |
Bellflower |
IL |
BLTNILATVMD |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
366 |
|
2004-07-16 |
|
| 309-722
| 5 |
Bellflower |
IL |
BLTNILXDXPX |
846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL |
366 |
|
2010-03-15 |
|
| 309-722
| 6 |
Bellflower |
IL |
BLTNILXDX1Y |
073H TELNYX LLC |
366 |
|
2020-06-04 |
|
| 309-722
| 7 |
Bellflower |
IL |
BLTNILXDXZX |
508J CENTURYLINK COMMUNICATIONS, LLC |
366 |
|
2014-08-12 |
|
| 309-722
| 8 |
Bellflower |
IL |
BLTNILXDXMX |
224C ONVOY, LLC |
366 |
|
2019-07-14 |
|
| 309-722
| 9 |
Bellflower |
IL |
BLFLILXDRS2 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 309-723
| A |
Colfax |
IL |
CLFXILXDRS0 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 309-723
| 1 |
Colfax |
IL |
BLTNILXDXPX |
846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL |
366 |
|
2010-03-15 |
|
| 309-723
| 2 |
Colfax |
IL |
CLFXILXDRS0 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 309-723
| 3 |
Colfax |
IL |
CLFXILXDRS0 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 309-723
| 4 |
Colfax |
IL |
CLFXILXDRS0 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 309-723
| 5 |
Colfax |
IL |
CLFXILXDRS0 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 309-723
| 6 |
Colfax |
IL |
CLFXILXDRS0 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 309-723
| 7 |
Colfax |
IL |
BLTNILXDXMX |
224C ONVOY, LLC |
366 |
|
2019-01-17 |
|
| 309-723
| 8 |
Colfax |
IL |
BLTNILATVMD |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
366 |
|
2004-07-16 |
|
| 309-723
| 9 |
Colfax |
IL |
BLTNILXDXZX |
508J CENTURYLINK COMMUNICATIONS, LLC |
366 |
|
2014-08-12 |
|
| 309-724
| A |
Ellsworth |
IL |
ELWOILXDRS0 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 309-724
| 1 |
Ellsworth |
IL |
BLTNILXDXMX |
224C ONVOY, LLC |
366 |
|
2019-07-14 |
|
| 309-724
| 2 |
Ellsworth |
IL |
|
145J TERRA NOVA TELECOM INC. |
366 |
|
2022-10-22 |
|
| 309-724
| 3 |
Ellsworth |
IL |
BLTNILTSYMD |
495J STRATUS NETWORKS |
366 |
|
2021-03-31 |
|
| 309-724
| 4 |
Ellsworth |
IL |
BLTNILATVMD |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
366 |
|
2004-07-16 |
|
| 309-724
| 5 |
Ellsworth |
IL |
BLTNILXDXMX |
224C ONVOY, LLC |
366 |
|
2019-01-17 |
|
| 309-724
| 6 |
Ellsworth |
IL |
BLTNILXDX1Y |
073H TELNYX LLC |
366 |
|
2020-07-09 |
|
| 309-724
| 7 |
Ellsworth |
IL |
BLTNILXDXZX |
508J CENTURYLINK COMMUNICATIONS, LLC |
366 |
|
2014-08-12 |
|
| 309-724
| 8 |
Ellsworth |
IL |
ELWOILXDRS0 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 309-724
| 9 |
Ellsworth |
IL |
BLTNILXDXMX |
224C ONVOY, LLC |
366 |
|
2019-07-14 |
|
| 309-725
| A |
Cooksville |
IL |
CKVLILXDRS0 |
1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. |
366 |
|
|
|
| 309-725
| 0 |
Cooksville |
IL |
CKVLILXDRS0 |
1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. |
366 |
|
|
|
| 309-725
| 1 |
Cooksville |
IL |
CKVLILXDRS0 |
1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. |
366 |
|
|
|
| 309-725
| 2 |
Cooksville |
IL |
BLTNILXDXMX |
224C ONVOY, LLC |
366 |
|
2019-01-17 |
|
| 309-725
| 3 |
Cooksville |
IL |
CKVLILXDRS0 |
1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. |
366 |
|
|
|
| 309-725
| 4 |
Cooksville |
IL |
BLTNILXDXMX |
224C ONVOY, LLC |
366 |
|
2019-07-14 |
|
| 309-725
| 5 |
Cooksville |
IL |
BLTNILXDXZX |
508J CENTURYLINK COMMUNICATIONS, LLC |
366 |
|
2014-09-12 |
|
| 309-725
| 6 |
Cooksville |
IL |
CKVLILXDRS0 |
1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. |
366 |
|
|
|
| 309-725
| 7 |
Cooksville |
IL |
CKVLILXDRS0 |
1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. |
366 |
|
|
|
| 309-725
| 8 |
Cooksville |
IL |
CKVLILXDRS0 |
1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. |
366 |
|
|
|
| 309-725
| 9 |
Cooksville |
IL |
CKVLILXDRS0 |
1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. |
366 |
|
|
|
| 309-726
| A |
Hudson |
IL |
HDSNILXDRS0 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 309-726
| 0 |
Hudson |
IL |
BLTNILXDX1Y |
073H TELNYX LLC |
366 |
|
2020-07-10 |
|
| 309-726
| 1 |
Hudson |
IL |
HDSNILXDRS0 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 309-726
| 2 |
Hudson |
IL |
HDSNILXDRS0 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 309-726
| 3 |
Hudson |
IL |
BLTNILXDWMD |
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
366 |
|
2015-04-15 |
|
| 309-726
| 4 |
Hudson |
IL |
BLTNILATVMD |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
366 |
|
2004-07-17 |
|
| 309-726
| 6 |
Hudson |
IL |
BLTNILXDXMX |
224C ONVOY, LLC |
366 |
|
2021-07-04 |
|
| 309-726
| 8 |
Hudson |
IL |
BLTNILTSYMD |
495J STRATUS NETWORKS |
366 |
|
2020-10-14 |
|
| 309-727
| A |
Arrowsmith |
IL |
ARRWILXDRS2 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
| 309-727
| 1 |
Arrowsmith |
IL |
ARRWILXDRS2 |
1015 FRONTIER NORTH, INC. - IL |
366 |
|
|
|
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Last updated: Tue, 16 Jun 2026 00:09:45 UTC
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