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 |
| 414-323
| 7 |
MILWWIHEWMD |
516C AT&T CORP. |
356 |
|
2014-09-30 |
|
| 414-323
| 8 |
MILWWIDK6MD |
5489 LEVEL 3 COMMUNICATIONS, LLC - WI |
356 |
|
2015-08-24 |
|
| 414-323
| 9 |
MILXWIILCMD |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2012-09-17 |
|
| 414-324
| A |
PEWTWICI7MD |
6529 T-MOBILE USA, INC. |
356 |
|
|
|
| 414-325
| A |
MILWWI10DSA |
9327 WISCONSIN BELL INC |
356 |
|
|
|
| 414-326
| A |
MILWWIDK6MD |
5489 LEVEL 3 COMMUNICATIONS, LLC - WI |
356 |
|
|
|
| 414-326
| 0 |
PEWTWICI7MD |
6529 T-MOBILE USA, INC. |
356 |
|
2006-02-18 |
|
| 414-326
| 1 |
MILWWI22DS0 |
9327 WISCONSIN BELL INC |
356 |
|
2003-10-08 |
|
| 414-326
| 2 |
MILWWI22DS0 |
9327 WISCONSIN BELL INC |
356 |
|
2003-10-08 |
|
| 414-326
| 3 |
MILWWI12XBY |
520K TDS METROCOM, LLC |
356 |
|
2005-10-28 |
|
| 414-326
| 4 |
MILWWIDK6MD |
5489 LEVEL 3 COMMUNICATIONS, LLC - WI |
356 |
|
|
|
| 414-326
| 5 |
PEWTWICI7MD |
6529 T-MOBILE USA, INC. |
356 |
|
2006-07-26 |
|
| 414-326
| 6 |
PEWTWICI7MD |
6529 T-MOBILE USA, INC. |
356 |
|
2007-02-08 |
|
| 414-326
| 7 |
PEWTWICI7MD |
6529 T-MOBILE USA, INC. |
356 |
|
2006-11-26 |
|
| 414-326
| 8 |
PEWTWICI7MD |
6529 T-MOBILE USA, INC. |
356 |
|
2005-10-17 |
|
| 414-326
| 9 |
MILWWIDK6MD |
5489 LEVEL 3 COMMUNICATIONS, LLC - WI |
356 |
|
2006-09-05 |
|
| 414-327
| A |
MILWWI30DS0 |
9327 WISCONSIN BELL INC |
356 |
|
|
|
| 414-328
| A |
MILWWI30DS0 |
9327 WISCONSIN BELL INC |
356 |
|
|
|
| 414-329
| A |
MILWWI30DS0 |
9327 WISCONSIN BELL INC |
356 |
|
|
|
| 414-330
| A |
MILWWI13X3X |
6630 SPOK, INC. |
356 |
|
|
|
| 414-331
| A |
MILXWIILCMD |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
|
|
| 414-332
| A |
MILWWI22DS0 |
9327 WISCONSIN BELL INC |
356 |
|
|
|
| 414-333
| A |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-333
| 0 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-333
| 1 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-333
| 2 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-333
| 3 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-333
| 4 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-333
| 5 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-333
| 6 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-333
| 7 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-333
| 8 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-333
| 9 |
MILWWI12ZMD |
6274 UNITED STATES CELLULAR - WI |
356 |
|
|
|
| 414-335
| A |
MILXWIILCMD |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
|
|
| 414-335
| 0 |
MILXWIILCMD |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2008-11-20 |
|
| 414-335
| 1 |
MILXWIILCMD |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2008-11-20 |
|
| 414-335
| 2 |
MILXWIILCMD |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2008-11-20 |
|
| 414-335
| 3 |
MILXWIILCMD |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2008-11-20 |
|
| 414-335
| 4 |
MILXWIILCMD |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2008-11-20 |
|
| 414-335
| 5 |
MILXWIILCMD |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2008-11-20 |
|
| 414-335
| 6 |
MILXWIILCMD |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2008-11-20 |
|
| 414-335
| 7 |
MILXWIILCMD |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2008-11-20 |
|
| 414-335
| 8 |
MILXWIILCMD |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2008-11-20 |
|
| 414-335
| 9 |
MILXWIILCMD |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2008-11-20 |
|
| 414-336
| A |
MILWWI17DS0 |
9327 WISCONSIN BELL INC |
356 |
|
|
|
| 414-336
| 0 |
MILXWIILCMD |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2009-11-09 |
|
| 414-336
| 1 |
MILXWIILCMD |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2009-11-09 |
|
| 414-336
| 2 |
MILXWIILCMD |
6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI |
356 |
|
2007-10-19 |
|
| 414-336
| 3 |
MILWWI17DS0 |
9327 WISCONSIN BELL INC |
356 |
|
|
|
| 414-336
| 4 |
MILXWIJIGT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
356 |
|
2003-12-01 |
|
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Last updated: Thu, 16 Jul 2026 02:21:55 UTC
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