Local Calling Guide
Area code/prefix search
NPA: 973
[Rate centres in NPA 973]
[Dial plan for NPA 973]
NXX: 544
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 973-544
| A |
Millburn |
NJ |
WHWKNJAN5MD |
4804 LEVEL 3 COMMUNICATIONS, LLC - NJ |
224 |
|
|
|
| 973-544
| 0 |
Millburn |
NJ |
|
3639 MONMOUTH TELEPHONE AND TELEGRAPH, INC. - NJ |
224 |
|
2002-04-08 |
|
| 973-544
| 1 |
Millburn |
NJ |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
224 |
|
2005-11-02 |
|
| 973-544
| 2 |
Millburn |
NJ |
|
999H BLUEBIRD COMMUNICATIONS, LLC - NJ |
224 |
|
2018-09-20 |
|
| 973-544
| 3 |
Millburn |
NJ |
|
624H ONVOY SPECTRUM, LLC |
224 |
|
2022-02-10 |
|
| 973-544
| 4 |
Millburn |
NJ |
|
624H ONVOY SPECTRUM, LLC |
224 |
|
2021-12-04 |
|
| 973-544
| 5 |
Millburn |
NJ |
|
637C ONVOY, LLC - NJ |
224 |
|
2020-01-09 |
|
| 973-544
| 6 |
Millburn |
NJ |
|
4804 LEVEL 3 COMMUNICATIONS, LLC - NJ |
224 |
|
2003-10-21 |
|
| 973-544
| 7 |
Millburn |
NJ |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
224 |
|
2014-06-24 |
|
| 973-544
| 8 |
Millburn |
NJ |
|
118F BANDWIDTH.COM CLEC, LLC - NJ |
224 |
|
2008-12-04 |
|
| 973-544
| 9 |
Millburn |
NJ |
|
264F PEERLESS NETWORK OF NEW JERSEY, LLC - NJ |
224 |
|
2010-07-15 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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