Local Calling Guide
Area code/prefix search
NPA: 203
[Rate centres in NPA 203]
[Dial plan for NPA 203]
Block: A
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 203-614
| A |
Stamford |
CT |
SMFRCT02DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-615
| A |
Bridgeport |
CT |
BRPTCT01DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-616
| A |
Danbury |
CT |
SMFRCTQI9MD |
3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT |
920 |
|
|
|
| 203-617
| A |
Danbury |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
|
|
| 203-618
| A |
Greenwich |
CT |
GNWCCTGNDS0 |
9104 VERIZON NEW YORK, INC. |
132 |
|
|
|
| 203-619
| A |
New Haven |
CT |
NWHNCT03DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-620
| A |
Darien |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
|
|
| 203-621
| A |
Darien |
CT |
SMFRCTATXMD |
3083 PAETEC COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-622
| A |
Greenwich |
CT |
GNWCCTGNDS0 |
9104 VERIZON NEW YORK, INC. |
132 |
|
|
|
| 203-623
| A |
New Haven |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
|
|
| 203-624
| A |
New Haven |
CT |
NWHNCT03DS3 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-625
| A |
Greenwich |
CT |
GNWCCTGNDS0 |
9104 VERIZON NEW YORK, INC. |
132 |
|
|
|
| 203-626
| A |
Wallingford |
CT |
NWHNCT02X5X |
7421 AT&T - LOCAL |
920 |
|
|
|
| 203-627
| A |
New Haven |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2024-02-09 |
|
| 203-628
| A |
Danbury |
CT |
NRWLCT02YMD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
| 203-629
| A |
Greenwich |
CT |
GNWCCTGNDS0 |
9104 VERIZON NEW YORK, INC. |
132 |
|
|
|
| 203-630
| A |
Meriden |
CT |
MRDNCT00DS1 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-631
| A |
Meriden |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
|
|
| 203-632
| A |
Naugatuck |
CT |
HRFRCT0370Z |
2706 CHOICE ONE COMMUNICATIONS, INC. - CT |
920 |
|
|
|
| 203-633
| A |
Wolcott |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-634
| A |
Meriden |
CT |
MRDNCT00DS1 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-635
| A |
Westport |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-636
| A |
Darien |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
|
|
| 203-637
| A |
Old Greenwich |
CT |
OGNWCT00RS1 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-638
| A |
Trumbull |
CT |
SMFRCTATXMD |
3083 PAETEC COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-639
| A |
Meriden |
CT |
MRDNCT00DS1 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-640
| A |
New Haven |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
|
|
| 203-641
| A |
New Haven |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
|
|
| 203-642
| A |
Norwalk |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
|
|
| 203-643
| A |
Branford |
CT |
HRFRCT0370Z |
2706 CHOICE ONE COMMUNICATIONS, INC. - CT |
920 |
|
|
|
| 203-644
| A |
Norwalk |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
|
|
| 203-645
| A |
New Haven |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
|
|
| 203-646
| A |
Branford |
CT |
SMFRCTQI9MD |
3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT |
920 |
|
|
|
| 203-647
| A |
Milford |
CT |
SMFRCTATXMD |
3083 PAETEC COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-648
| A |
Danbury |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-649
| A |
Cheshire |
CT |
SMFRCTATXMD |
3083 PAETEC COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-650
| A |
Bridgeport |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
|
|
| 203-651
| A |
Cheshire |
CT |
HRFRCT0370Z |
2706 CHOICE ONE COMMUNICATIONS, INC. - CT |
920 |
|
|
|
| 203-652
| A |
New Canaan |
CT |
SMFRCTATXMD |
3083 PAETEC COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-653
| A |
Stamford |
CT |
SMFRCTATXMD |
3083 PAETEC COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-654
| A |
New Haven |
CT |
NHVNCT00RS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-655
| A |
Darien |
CT |
DARNCT00RS1 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-656
| A |
Darien |
CT |
DARNCT00RS1 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-657
| A |
New Haven |
CT |
HRFRCT0379Z |
9748 AMERICAN MESSAGING SERVICES, LLC |
920 |
|
|
|
| 203-658
| A |
Stamford |
CT |
SMFRCTCTDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
| 203-659
| A |
Fairfield |
CT |
SMFRCTATXMD |
3083 PAETEC COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-660
| A |
Byram |
CT |
NYCMNYZRX9X |
3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT |
132 |
|
|
|
| 203-661
| A |
Greenwich |
CT |
GNWCCTGNDS0 |
9104 VERIZON NEW YORK, INC. |
132 |
|
|
|
| 203-662
| A |
Darien |
CT |
DARNCT00RS1 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-663
| A |
Norwalk |
CT |
SMFRCTATXMD |
3083 PAETEC COMMUNICATIONS, LLC - CT |
920 |
|
|
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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