Local Calling Guide
Area code/prefix search
Norwalk, CT
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 203-820
| 5 |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
|
|
| 203-820
| 6 |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
|
|
| 203-820
| 7 |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
|
|
| 203-820
| 8 |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
|
|
| 203-820
| 9 |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
|
|
| 203-822
| A |
NWHNCT02X5X |
7421 AT&T - LOCAL |
920 |
|
|
|
| 203-822
| 0 |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2014-08-22 |
|
| 203-822
| 1 |
MDTWCTNIBMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2010-10-13 |
|
| 203-822
| 2 |
MDTWCTNIBMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2010-10-13 |
|
| 203-822
| 3 |
MDTWCTNIBMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2011-02-10 |
|
| 203-822
| 4 |
MDTWCTNIBMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2011-02-10 |
|
| 203-822
| 5 |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2023-08-24 |
|
| 203-822
| 6 |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2023-08-24 |
|
| 203-822
| 7 |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2012-04-20 |
|
| 203-822
| 8 |
MDTWCTNIBMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2010-08-31 |
|
| 203-822
| 9 |
NWHNCT02X5X |
7421 AT&T - LOCAL |
920 |
|
|
|
| 203-829
| A |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2024-02-09 |
|
| 203-829
| 0 |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2014-12-05 |
|
| 203-829
| 1 |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
|
|
| 203-829
| 2 |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
|
|
| 203-829
| 3 |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
|
|
| 203-829
| 4 |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
|
|
| 203-829
| 5 |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
|
|
| 203-829
| 6 |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
|
|
| 203-829
| 7 |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
|
|
| 203-829
| 8 |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
|
|
| 203-829
| 9 |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
|
|
| 203-831
| A |
NRWLCT02DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-835
| A |
BRPTCT23AMD |
6630 SPOK, INC. |
920 |
|
|
|
| 203-838
| A |
NRWLCT02DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-839
| A |
BRPTCT23AMD |
6630 SPOK, INC. |
920 |
|
|
|
| 203-840
| A |
NRWLCT03DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-842
| A |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-842
| 0 |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2002-08-20 |
|
| 203-842
| 1 |
HRFRCT0377Z |
350E YMAX COMMUNICATIONS CORP. - CT |
920 |
|
2011-10-12 |
|
| 203-842
| 2 |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-842
| 3 |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-842
| 4 |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-842
| 5 |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-842
| 6 |
HRFRCT03Y5X |
829J PAETEC ITEL, LLC |
920 |
|
2011-07-06 |
|
| 203-842
| 7 |
NWHNCT02GT0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2011-08-11 |
|
| 203-842
| 8 |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2012-09-22 |
|
| 203-842
| 9 |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2026-01-05 |
|
| 203-845
| A |
NRWLCT03DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-846
| A |
NRWLCT03DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-847
| A |
NRWLCT03DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-849
| A |
NRWLCT03DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-851
| A |
NRWLCT02DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-851
| 0 |
NRWLCT02DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-851
| 1 |
NRWLCT02DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
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Last updated: Tue, 01 Sep 2026 00:40:05 UTC
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