Local Calling Guide
Area code/prefix search
Markesan, WI
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 920-260
| A |
MILWWIDK6MD |
5489 LEVEL 3 COMMUNICATIONS, LLC - WI |
356 |
|
|
|
| 920-260
| 0 |
|
007F BANDWIDTH.COM CLEC, LLC - WI |
356 |
|
2023-08-06 |
|
| 920-260
| 1 |
|
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2013-09-12 |
|
| 920-260
| 2 |
|
225C ONVOY, LLC - WI |
356 |
|
2019-08-29 |
|
| 920-260
| 3 |
|
225C ONVOY, LLC - WI |
356 |
|
2021-04-08 |
|
| 920-260
| 4 |
|
5489 LEVEL 3 COMMUNICATIONS, LLC - WI |
356 |
|
|
|
| 920-260
| 5 |
|
7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI |
356 |
|
2014-10-10 |
|
| 920-260
| 6 |
|
225C ONVOY, LLC - WI |
356 |
|
2021-04-08 |
|
| 920-260
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
356 |
|
2015-01-02 |
|
| 920-260
| 8 |
|
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2019-11-05 |
|
| 920-260
| 9 |
|
5562 METROPCS, INC. |
356 |
|
2025-06-01 |
|
| 920-398
| A |
MRKSWIXADS0 |
1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC |
356 |
|
|
|
| 920-398
| 0 |
|
007F BANDWIDTH.COM CLEC, LLC - WI |
356 |
|
2008-11-22 |
|
| 920-398
| 1 |
|
1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC |
356 |
|
|
|
| 920-398
| 2 |
|
1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC |
356 |
|
|
|
| 920-398
| 3 |
|
1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC |
356 |
|
|
|
| 920-398
| 4 |
|
1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC |
356 |
|
|
|
| 920-398
| 6 |
|
225C ONVOY, LLC - WI |
356 |
|
2020-03-22 |
|
| 920-398
| 7 |
|
225C ONVOY, LLC - WI |
356 |
|
2020-03-22 |
|
| 920-398
| 8 |
|
1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC |
356 |
|
|
|
| 920-578
| A |
MILXWIJIGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
356 |
|
|
|
| 920-578
| 0 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
356 |
|
2010-12-23 |
|
| 920-578
| 1 |
|
6529 T-MOBILE USA, INC. |
356 |
|
2025-02-21 |
|
| 920-578
| 5 |
|
624H ONVOY SPECTRUM, LLC |
356 |
|
2021-06-26 |
|
| 920-578
| 8 |
|
225C ONVOY, LLC - WI |
356 |
|
2021-07-02 |
|
| 920-584
| A |
MILXWIJIGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
356 |
|
|
|
| 920-767
| A |
|
792K CHARTER IP ENABLED SERVICES, LLC |
356 |
|
|
|
| 920-767
| 0 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
356 |
|
2007-05-28 |
|
| 920-767
| 1 |
|
6274 UNITED STATES CELLULAR - WI |
356 |
|
2007-08-25 |
|
| 920-767
| 2 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
356 |
|
2014-07-06 |
|
| 920-767
| 3 |
|
6274 UNITED STATES CELLULAR - WI |
356 |
|
2016-12-05 |
|
| 920-767
| 6 |
|
516J TON80 COMMUNICATIONS, LLC |
356 |
|
2021-07-20 |
|
| 920-767
| 7 |
|
145J TERRA NOVA TELECOM INC. |
356 |
|
2025-09-11 |
|
| 920-767
| 8 |
|
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2022-11-02 |
|
Last updated: Thu, 01 Jan 2026 03:59:49 UTC
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