Local Calling Guide
Area code/prefix search
Milwaukee Zone 1, WI
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 414-424
| 3 |
MILWWIAUDS1 |
225C ONVOY, LLC - WI |
356 |
|
2023-01-15 |
|
| 414-424
| 4 |
MILWWIAUDS1 |
225C ONVOY, LLC - WI |
356 |
|
2023-01-15 |
|
| 414-424
| 5 |
MILWWIHEVMD |
7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI |
356 |
|
2023-03-02 |
|
| 414-424
| 6 |
MILWWIAU11Z |
490J BOOST SUBSCRIBERCO L.L.C. |
356 |
|
2025-10-04 |
|
| 414-424
| 7 |
MILWWIAU11Z |
490J BOOST SUBSCRIBERCO L.L.C. |
356 |
|
2025-10-04 |
|
| 414-424
| 8 |
MILWWIAU11Z |
490J BOOST SUBSCRIBERCO L.L.C. |
356 |
|
2025-12-03 |
|
| 414-424
| 9 |
MILWWIAUDS2 |
227F PEERLESS NETWORK OF WISCONSIN, LLC - WI |
356 |
|
2023-01-16 |
|
| 414-426
| A |
MILXWIJIGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
356 |
|
|
|
| 414-428
| A |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
2025-04-28 |
|
| 414-428
| 0 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
2025-04-28 |
|
| 414-428
| 1 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
2025-04-28 |
|
| 414-428
| 2 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
2025-04-28 |
|
| 414-428
| 3 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
2025-04-28 |
|
| 414-428
| 4 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
2025-04-28 |
|
| 414-428
| 5 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
2025-04-28 |
|
| 414-428
| 6 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
2025-04-28 |
|
| 414-428
| 7 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
2025-04-28 |
|
| 414-428
| 8 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
2025-04-28 |
|
| 414-428
| 9 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
2025-04-28 |
|
| 414-429
| A |
MILXWIJIGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
356 |
|
|
|
| 414-430
| A |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-430
| 0 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-430
| 1 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-430
| 2 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-430
| 3 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-430
| 4 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-430
| 5 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-430
| 6 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-430
| 7 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-430
| 8 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-430
| 9 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-431
| A |
MILWWI12X8Y |
829J PAETEC ITEL, LLC |
356 |
|
|
|
| 414-436
| A |
MILWWIAUDS1 |
225C ONVOY, LLC - WI |
356 |
|
|
|
| 414-436
| 0 |
MILWWI12XWX |
007F BANDWIDTH.COM CLEC, LLC - WI |
356 |
|
2014-12-25 |
|
| 414-436
| 1 |
MILWWI12XWX |
007F BANDWIDTH.COM CLEC, LLC - WI |
356 |
|
2014-12-25 |
|
| 414-436
| 2 |
MILWWIAUDS1 |
225C ONVOY, LLC - WI |
356 |
|
2014-10-10 |
|
| 414-436
| 3 |
MILWWI12XWX |
007F BANDWIDTH.COM CLEC, LLC - WI |
356 |
|
2014-12-25 |
|
| 414-436
| 4 |
MILWWI12XWX |
007F BANDWIDTH.COM CLEC, LLC - WI |
356 |
|
2014-12-25 |
|
| 414-436
| 5 |
MILWWI12XWX |
007F BANDWIDTH.COM CLEC, LLC - WI |
356 |
|
2014-12-25 |
|
| 414-436
| 6 |
MILWWI12XWX |
007F BANDWIDTH.COM CLEC, LLC - WI |
356 |
|
2014-12-25 |
|
| 414-436
| 7 |
MILWWI12XWX |
007F BANDWIDTH.COM CLEC, LLC - WI |
356 |
|
2014-12-25 |
|
| 414-436
| 8 |
MILWWI12XWX |
007F BANDWIDTH.COM CLEC, LLC - WI |
356 |
|
2014-12-25 |
|
| 414-436
| 9 |
MILWWI12XWX |
007F BANDWIDTH.COM CLEC, LLC - WI |
356 |
|
2014-12-25 |
|
| 414-438
| A |
MILWWI28DSA |
9327 WISCONSIN BELL INC |
356 |
|
|
|
| 414-439
| A |
PEWTWICI7MD |
6529 T-MOBILE USA, INC. |
356 |
|
|
|
| 414-439
| 0 |
MILWWI12XWX |
007F BANDWIDTH.COM CLEC, LLC - WI |
356 |
|
2014-10-11 |
|
| 414-439
| 1 |
MILWWI12XWX |
007F BANDWIDTH.COM CLEC, LLC - WI |
356 |
|
2014-10-11 |
|
| 414-439
| 2 |
MILWWI12XWX |
007F BANDWIDTH.COM CLEC, LLC - WI |
356 |
|
2014-10-11 |
|
| 414-439
| 3 |
MILWWI12XWX |
007F BANDWIDTH.COM CLEC, LLC - WI |
356 |
|
2014-10-11 |
|
| 414-439
| 4 |
PEWTWICI7MD |
6529 T-MOBILE USA, INC. |
356 |
|
2014-05-11 |
|
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Last updated: Thu, 16 Jul 2026 02:21:55 UTC
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