Local Calling Guide
Area code/prefix search
NPA: 317
[Rate centres in NPA 317]
[Dial plan for NPA 317]
NXX: 399
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 317-399
| A |
Westfield |
IN |
IPLWINROCMD |
7060 LEVEL 3 TELECOM OF INDIANA, LP - IN |
336 |
|
|
|
| 317-399
| 0 |
Westfield |
IN |
IPLWINROCMD |
7060 LEVEL 3 TELECOM OF INDIANA, LP - IN |
336 |
|
|
|
| 317-399
| 1 |
Westfield |
IN |
IPLWINRO6MD |
4803 LEVEL 3 COMMUNICATIONS, LLC - IN |
336 |
|
2005-09-17 |
|
| 317-399
| 2 |
Westfield |
IN |
IPLWINROCMD |
7060 LEVEL 3 TELECOM OF INDIANA, LP - IN |
336 |
|
|
|
| 317-399
| 3 |
Westfield |
IN |
IPLTINMADS1 |
7314 TELEPORT COMMUNICATIONS AMERICA, LLC - IN |
336 |
|
2002-04-22 |
|
| 317-399
| 4 |
Westfield |
IN |
IPLSIN01XNY |
105F BANDWIDTH.COM CLEC, LLC - IN |
336 |
|
2010-10-21 |
|
| 317-399
| 5 |
Westfield |
IN |
IPLWINRO6MD |
4803 LEVEL 3 COMMUNICATIONS, LLC - IN |
336 |
|
2003-03-23 |
|
| 317-399
| 6 |
Westfield |
IN |
|
045L BHN IP ENABLED SERVICES, LLC |
336 |
|
2007-10-06 |
|
| 317-399
| 7 |
Westfield |
IN |
IPLTINUM3MD |
318J COMCAST IP PHONE, LLC |
336 |
|
2013-07-19 |
|
| 317-399
| 8 |
Westfield |
IN |
IPLUINJGDS0 |
7440 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IN |
336 |
|
2006-01-05 |
|
| 317-399
| 9 |
Westfield |
IN |
IPLWINRO6MD |
4803 LEVEL 3 COMMUNICATIONS, LLC - IN |
336 |
|
2008-05-19 |
|
Last updated: Thu, 20 Nov 2025 13:34:34 UTC
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