Local Calling Guide
Area code/prefix search
Madison, WI
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 353-200
| A |
|
225C ONVOY, LLC - WI |
354 |
|
2025-11-24 |
|
| 353-200
| 0 |
|
225C ONVOY, LLC - WI |
354 |
|
2025-11-24 |
|
| 353-200
| 1 |
|
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2025-11-25 |
|
| 353-200
| 2 |
|
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2025-11-25 |
|
| 353-200
| 3 |
|
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2025-11-25 |
|
| 353-200
| 6 |
|
7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI |
354 |
|
2025-11-25 |
|
| 353-200
| 7 |
|
321J HD CARRIER LLC |
354 |
|
2026-04-09 |
|
| 353-200
| 8 |
|
225C ONVOY, LLC - WI |
354 |
|
2025-11-25 |
|
| 353-200
| 9 |
|
225C ONVOY, LLC - WI |
354 |
|
2025-11-25 |
|
| 353-201
| A |
|
700J WAVENATION, LLC |
354 |
|
2026-02-16 |
|
| 353-201
| 0 |
|
700J WAVENATION, LLC |
354 |
|
2026-02-16 |
|
| 353-201
| 1 |
|
321J HD CARRIER LLC |
354 |
|
2026-04-09 |
|
| 353-201
| 2 |
|
321J HD CARRIER LLC |
354 |
|
2026-04-09 |
|
| 353-201
| 3 |
|
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2026-06-10 |
|
| 353-201
| 4 |
|
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2026-06-10 |
|
| 353-201
| 5 |
|
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2026-06-10 |
|
| 353-201
| 6 |
|
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
354 |
|
2026-06-10 |
|
| 353-201
| 7 |
|
225C ONVOY, LLC - WI |
354 |
|
2026-06-22 |
|
| 353-201
| 9 |
|
007F BANDWIDTH.COM CLEC, LLC - WI |
354 |
|
2026-06-06 |
|
| 353-465
| A |
|
883K AHOI LLC |
354 |
|
2026-07-26 |
|
| 353-465
| 8 |
|
883K AHOI LLC |
354 |
|
2026-07-26 |
|
| 608-204
| A |
|
520K TDS METROCOM, LLC |
354 |
|
|
|
| 608-206
| A |
MDSNWIPU2MD |
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-206
| 0 |
|
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-206
| 1 |
|
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-206
| 2 |
|
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-206
| 3 |
|
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-206
| 4 |
|
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-206
| 5 |
|
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-206
| 6 |
|
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-206
| 7 |
|
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-206
| 8 |
|
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-206
| 9 |
|
6274 UNITED STATES CELLULAR - WI |
354 |
|
|
|
| 608-209
| A |
MDSNWI11X4Y |
6529 T-MOBILE USA, INC. |
354 |
|
|
|
| 608-209
| 0 |
MDSNWI11X4Y |
5562 METROPCS, INC. |
354 |
|
|
|
| 608-209
| 1 |
MDSNWI11X4Y |
6529 T-MOBILE USA, INC. |
354 |
|
|
|
| 608-209
| 2 |
MDSNWI11X4Y |
6529 T-MOBILE USA, INC. |
354 |
|
|
|
| 608-209
| 3 |
MDSNWI11X4Y |
6529 T-MOBILE USA, INC. |
354 |
|
|
|
| 608-209
| 4 |
MDSNWI11X4Y |
6529 T-MOBILE USA, INC. |
354 |
|
|
|
| 608-209
| 5 |
MDSNWI11X4Y |
6529 T-MOBILE USA, INC. |
354 |
|
|
|
| 608-209
| 6 |
MDSNWI11X4Y |
6529 T-MOBILE USA, INC. |
354 |
|
|
|
| 608-209
| 7 |
MDSNWI11X4Y |
6529 T-MOBILE USA, INC. |
354 |
|
|
|
| 608-209
| 8 |
MDSNWI11X4Y |
6529 T-MOBILE USA, INC. |
354 |
|
|
|
| 608-209
| 9 |
MDSNWI11X4Y |
6529 T-MOBILE USA, INC. |
354 |
|
|
|
| 608-210
| A |
|
520K TDS METROCOM, LLC |
354 |
|
|
|
| 608-210
| 0 |
|
520K TDS METROCOM, LLC |
354 |
|
|
|
| 608-210
| 1 |
|
520K TDS METROCOM, LLC |
354 |
|
|
|
| 608-210
| 2 |
|
520K TDS METROCOM, LLC |
354 |
|
|
|
| 608-210
| 3 |
|
520K TDS METROCOM, LLC |
354 |
|
|
|
| 608-210
| 4 |
|
520K TDS METROCOM, LLC |
354 |
|
|
|
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Last updated: Tue, 16 Jun 2026 00:09:45 UTC
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