Local Calling Guide
Area code/prefix search
Madison, WI
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 608-817
| 5 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2024-02-19 |
|
| 608-817
| 6 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2023-02-07 |
|
| 608-817
| 7 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2023-02-07 |
|
| 608-817
| 8 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2023-02-07 |
|
| 608-817
| 9 |
MDSNWI11XAX |
225C ONVOY, LLC - WI |
354 |
|
2023-07-30 |
|
| 608-819
| A |
MDSNWI11XYY |
829J PAETEC ITEL, LLC |
354 |
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|
| 608-819
| 0 |
MDSNWI11XYY |
829J PAETEC ITEL, LLC |
354 |
|
|
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| 608-819
| 1 |
MDSNWI11XYY |
829J PAETEC ITEL, LLC |
354 |
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| 608-819
| 2 |
MDSNWI11XYY |
829J PAETEC ITEL, LLC |
354 |
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| 608-819
| 3 |
MDSNWI11XYY |
829J PAETEC ITEL, LLC |
354 |
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| 608-819
| 4 |
MDSNWI11XYY |
829J PAETEC ITEL, LLC |
354 |
|
|
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| 608-819
| 5 |
MDSNWI11XYY |
829J PAETEC ITEL, LLC |
354 |
|
|
|
| 608-819
| 6 |
FTBGWIDK1MD |
792K CHARTER IP ENABLED SERVICES, LLC |
354 |
|
2008-10-13 |
|
| 608-819
| 7 |
MDSNWI11XYY |
829J PAETEC ITEL, LLC |
354 |
|
|
|
| 608-819
| 8 |
FTBGWIDK1MD |
792K CHARTER IP ENABLED SERVICES, LLC |
354 |
|
2007-05-03 |
|
| 608-819
| 9 |
MDSNWI11XYY |
829J PAETEC ITEL, LLC |
354 |
|
|
|
| 608-843
| A |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-843
| 0 |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-843
| 1 |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-843
| 2 |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
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| 608-843
| 3 |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
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| 608-843
| 4 |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-843
| 5 |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-843
| 6 |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-843
| 7 |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-843
| 8 |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-843
| 9 |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-852
| A |
MDSNWI11XEY |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
|
|
| 608-852
| 0 |
MDSNWI11XEY |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2014-08-07 |
|
| 608-852
| 1 |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
2013-06-02 |
|
| 608-852
| 2 |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
2012-10-05 |
|
| 608-852
| 3 |
MDSNWI11XEY |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2005-06-02 |
|
| 608-852
| 4 |
MDSNWI11XEY |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2005-05-03 |
|
| 608-852
| 5 |
MDSNWI11XEY |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2005-05-03 |
|
| 608-852
| 6 |
MDSNWI11XEY |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2005-04-30 |
|
| 608-852
| 7 |
MDSNWI11XEY |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2005-02-17 |
|
| 608-852
| 8 |
MDSNWI11XYY |
829J PAETEC ITEL, LLC |
354 |
|
2009-12-21 |
|
| 608-852
| 9 |
MDSNWI11XEY |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2014-09-07 |
|
| 608-866
| A |
MDSRWIKE4MD |
145J TERRA NOVA TELECOM INC. |
354 |
|
|
|
| 608-866
| 0 |
MDSNWI11XEY |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2020-06-17 |
|
| 608-866
| 1 |
MDSNWI11XAY |
624H ONVOY SPECTRUM, LLC |
354 |
|
2021-07-11 |
|
| 608-866
| 2 |
MDSNWI11XAY |
624H ONVOY SPECTRUM, LLC |
354 |
|
2020-07-06 |
|
| 608-866
| 3 |
MDSNWI11XOY |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
354 |
|
2020-05-06 |
|
| 608-866
| 4 |
MDSNWI11XAY |
624H ONVOY SPECTRUM, LLC |
354 |
|
2020-07-06 |
|
| 608-866
| 5 |
MDSNWI11XAY |
624H ONVOY SPECTRUM, LLC |
354 |
|
2020-07-06 |
|
| 608-866
| 6 |
|
145J TERRA NOVA TELECOM INC. |
354 |
|
2020-03-09 |
|
| 608-866
| 7 |
MDSNWI11XAY |
624H ONVOY SPECTRUM, LLC |
354 |
|
2021-07-11 |
|
| 608-866
| 8 |
MDSNWI11XAY |
624H ONVOY SPECTRUM, LLC |
354 |
|
2021-07-11 |
|
| 608-866
| 9 |
MDSNWI11XAY |
624H ONVOY SPECTRUM, LLC |
354 |
|
2021-07-11 |
|
| 608-867
| A |
MDSRWIKE1MD |
939H COMMIO, LLC |
354 |
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Last updated: Thu, 16 Jul 2026 02:21:55 UTC
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