Local Calling Guide
Area code/prefix search
Madison, WI
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 608-740
| 0 |
MDSNWI11XQX |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
354 |
|
2022-10-14 |
|
| 608-740
| 1 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2022-12-16 |
|
| 608-740
| 2 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2022-08-21 |
|
| 608-740
| 3 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2022-08-21 |
|
| 608-740
| 4 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2022-08-21 |
|
| 608-740
| 5 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2024-02-19 |
|
| 608-740
| 6 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2022-08-21 |
|
| 608-740
| 7 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2022-08-21 |
|
| 608-740
| 8 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2022-08-21 |
|
| 608-740
| 9 |
MDSNWI11XYY |
829J PAETEC ITEL, LLC |
354 |
|
2022-04-29 |
|
| 608-770
| A |
MDSNWI11XQX |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
354 |
|
|
|
| 608-772
| A |
MDSNWI11XQX |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
354 |
|
|
|
| 608-772
| 0 |
MDSNWI11XQX |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
354 |
|
|
|
| 608-772
| 1 |
MDSNWI11XQX |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
354 |
|
|
|
| 608-772
| 2 |
MDSNWI11XQX |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
354 |
|
|
|
| 608-772
| 3 |
MDSNWI11XQX |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
354 |
|
|
|
| 608-772
| 4 |
MDSNWI11XQX |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
354 |
|
|
|
| 608-772
| 5 |
MDSNWI11XQX |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
354 |
|
|
|
| 608-772
| 6 |
MDSNWI11XQX |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
354 |
|
|
|
| 608-772
| 7 |
MDSNWI11XQX |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
354 |
|
2008-11-20 |
|
| 608-772
| 8 |
MDSNWI11XQX |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
354 |
|
2008-11-20 |
|
| 608-772
| 9 |
MDSNWI11XQX |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
354 |
|
2008-12-16 |
|
| 608-800
| A |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
|
|
| 608-800
| 0 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2016-01-15 |
|
| 608-800
| 1 |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
2016-04-01 |
|
| 608-800
| 2 |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
2016-04-24 |
|
| 608-800
| 3 |
MDSNWI11X4Y |
5562 METROPCS, INC. |
354 |
|
2017-01-16 |
|
| 608-800
| 4 |
MDSNWI11X4Y |
6529 T-MOBILE USA, INC. |
354 |
|
2017-01-16 |
|
| 608-800
| 5 |
MDSNWI02ZMD |
7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI |
354 |
|
2016-02-18 |
|
| 608-800
| 6 |
MDSNWI02ZMD |
7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI |
354 |
|
2017-06-26 |
|
| 608-800
| 7 |
MDSNWI11XEY |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2016-11-22 |
|
| 608-800
| 8 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2016-01-15 |
|
| 608-800
| 9 |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
2016-08-22 |
|
| 608-807
| A |
MDSNWI025MD |
5489 LEVEL 3 COMMUNICATIONS, LLC - WI |
354 |
|
|
|
| 608-807
| 0 |
MDSNWI025MD |
5489 LEVEL 3 COMMUNICATIONS, LLC - WI |
354 |
|
|
|
| 608-807
| 1 |
MDSNWI025MD |
5489 LEVEL 3 COMMUNICATIONS, LLC - WI |
354 |
|
|
|
| 608-807
| 2 |
MDSNWI025MD |
5489 LEVEL 3 COMMUNICATIONS, LLC - WI |
354 |
|
2010-12-11 |
|
| 608-807
| 3 |
MDSNWI11XOY |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
354 |
|
2010-08-18 |
|
| 608-807
| 4 |
MDSNWI025MD |
5489 LEVEL 3 COMMUNICATIONS, LLC - WI |
354 |
|
|
|
| 608-807
| 5 |
MDSNWI025MD |
5489 LEVEL 3 COMMUNICATIONS, LLC - WI |
354 |
|
2010-12-11 |
|
| 608-807
| 6 |
MDSNWI11XEY |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2008-08-01 |
|
| 608-807
| 7 |
MDSNWI11XEY |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2008-07-07 |
|
| 608-807
| 8 |
MDSNWI11XEY |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2008-07-07 |
|
| 608-807
| 9 |
MDSNWI11XEY |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2008-08-01 |
|
| 608-817
| A |
MDSNWI11XIX |
007F BANDWIDTH.COM CLEC, LLC - WI |
354 |
|
|
|
| 608-817
| 0 |
MDSNWI11XIX |
007F BANDWIDTH.COM CLEC, LLC - WI |
354 |
|
2023-02-06 |
|
| 608-817
| 1 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2023-07-30 |
|
| 608-817
| 2 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2023-07-22 |
|
| 608-817
| 3 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2023-09-22 |
|
| 608-817
| 4 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2023-09-22 |
|
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Last updated: Thu, 16 Jul 2026 02:21:55 UTC
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