Local Calling Guide
Area code/prefix search
Switch: SMFRCTPU4MD
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 203-361
| A |
New Haven |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-404
| A |
New Haven |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-493
| A |
Georgetown |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-517
| A |
Stamford |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-528
| A |
Waterbury |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-533
| A |
Guilford |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-548
| A |
Stamford |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-583
| A |
Bridgeport |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-590
| A |
Trumbull |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-599
| A |
Meriden |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-604
| A |
Norwalk |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-633
| A |
Wolcott |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-635
| A |
Westport |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-648
| A |
Danbury |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-666
| A |
Bridgeport |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-687
| A |
New Haven |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-704
| A |
Wolcott |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-763
| A |
Fairfield |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-883
| A |
Stamford |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-903
| A |
New Haven |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-916
| A |
Bridgeport |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-989
| A |
Stamford |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-998
| A |
Stamford |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 475-208
| A |
Norwalk |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 475-232
| A |
Stamford |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 475-288
| A |
Norwalk |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 860-237
| A |
Norwich |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 860-248
| A |
Cornwall |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 860-398
| A |
Middletown |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 860-419
| A |
Cornwall |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 860-481
| A |
Putnam |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 860-552
| A |
Clinton |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 860-591
| A |
Jewett City |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 860-661
| A |
Old Saybrook |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 860-733
| A |
Harwinton |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 860-748
| A |
Hartford |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 860-865
| A |
New London |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 860-879
| A |
Deep River |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 860-891
| A |
Moodus |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 860-910
| A |
New London |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 860-967
| A |
Hartford |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 959-214
| A |
Washington |
CT |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
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Last updated: Thu, 01 Jan 2026 03:59:49 UTC
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