Local Calling Guide
Area code/prefix search
NPA: 623
[Rate centres in NPA 623]
[Dial plan for NPA 623]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 623-471
| 7 |
Phoenix |
AZ |
|
630E ONVOY, LLC - AZ |
666 |
|
2019-11-07 |
|
| 623-471
| 8 |
Phoenix |
AZ |
|
630E ONVOY, LLC - AZ |
666 |
|
2019-11-07 |
|
| 623-471
| 9 |
Phoenix |
AZ |
|
630E ONVOY, LLC - AZ |
666 |
|
2019-11-07 |
|
| 623-473
| A |
Phoenix |
AZ |
PHNZAZZJAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
666 |
|
|
|
| 623-473
| 0 |
Phoenix |
AZ |
|
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
2019-07-13 |
|
| 623-473
| 1 |
Phoenix |
AZ |
|
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
2019-07-13 |
|
| 623-473
| 2 |
Phoenix |
AZ |
|
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
2019-07-13 |
|
| 623-473
| 3 |
Phoenix |
AZ |
|
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
2019-07-13 |
|
| 623-473
| 4 |
Phoenix |
AZ |
|
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
2019-07-13 |
|
| 623-473
| 5 |
Phoenix |
AZ |
|
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
2019-07-13 |
|
| 623-473
| 6 |
Phoenix |
AZ |
|
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
2019-07-13 |
|
| 623-473
| 7 |
Phoenix |
AZ |
|
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
2019-07-13 |
|
| 623-473
| 8 |
Phoenix |
AZ |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
666 |
|
2019-07-13 |
|
| 623-473
| 9 |
Phoenix |
AZ |
|
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
2018-11-17 |
|
| 623-474
| A |
Phoenix |
AZ |
GLDLAZMADS0 |
9636 QWEST CORPORATION |
666 |
|
|
|
| 623-476
| A |
Phoenix |
AZ |
PHNZAZZJDS1 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
666 |
|
|
|
| 623-476
| 0 |
Phoenix |
AZ |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
666 |
|
|
|
| 623-476
| 1 |
Phoenix |
AZ |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
666 |
|
|
|
| 623-476
| 2 |
Phoenix |
AZ |
|
318J COMCAST IP PHONE, LLC |
666 |
|
2004-11-11 |
|
| 623-476
| 3 |
Phoenix |
AZ |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
666 |
|
|
|
| 623-476
| 4 |
Phoenix |
AZ |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
666 |
|
|
|
| 623-476
| 5 |
Phoenix |
AZ |
|
318J COMCAST IP PHONE, LLC |
666 |
|
2004-11-11 |
|
| 623-476
| 6 |
Phoenix |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
2006-03-09 |
|
| 623-476
| 7 |
Phoenix |
AZ |
|
318J COMCAST IP PHONE, LLC |
666 |
|
2004-11-11 |
|
| 623-476
| 8 |
Phoenix |
AZ |
|
318J COMCAST IP PHONE, LLC |
666 |
|
2004-11-11 |
|
| 623-476
| 9 |
Phoenix |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
2006-03-09 |
|
| 623-478
| A |
Phoenix |
AZ |
TLSNAZMADS0 |
9636 QWEST CORPORATION |
666 |
|
|
|
| 623-478
| 0 |
Phoenix |
AZ |
|
9636 QWEST CORPORATION |
666 |
|
|
|
| 623-478
| 1 |
Phoenix |
AZ |
|
9636 QWEST CORPORATION |
666 |
|
|
|
| 623-478
| 2 |
Phoenix |
AZ |
|
318J COMCAST IP PHONE, LLC |
666 |
|
2005-02-06 |
|
| 623-478
| 3 |
Phoenix |
AZ |
|
9636 QWEST CORPORATION |
666 |
|
|
|
| 623-478
| 4 |
Phoenix |
AZ |
|
9636 QWEST CORPORATION |
666 |
|
|
|
| 623-478
| 5 |
Phoenix |
AZ |
|
9636 QWEST CORPORATION |
666 |
|
|
|
| 623-478
| 6 |
Phoenix |
AZ |
|
9636 QWEST CORPORATION |
666 |
|
|
|
| 623-478
| 7 |
Phoenix |
AZ |
|
9636 QWEST CORPORATION |
666 |
|
|
|
| 623-478
| 8 |
Phoenix |
AZ |
|
9636 QWEST CORPORATION |
666 |
|
|
|
| 623-478
| 9 |
Phoenix |
AZ |
|
9636 QWEST CORPORATION |
666 |
|
|
|
| 623-486
| A |
Phoenix |
AZ |
PHNXAZPRDS0 |
9636 QWEST CORPORATION |
666 |
|
|
|
| 623-487
| A |
Phoenix |
AZ |
PHNXAZPRDS0 |
9636 QWEST CORPORATION |
666 |
|
|
|
| 623-492
| A |
Phoenix |
AZ |
DRVYAZNODS0 |
9636 QWEST CORPORATION |
666 |
|
|
|
| 623-498
| A |
Phoenix |
AZ |
PHNXAZMAXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
666 |
|
|
|
| 623-498
| 0 |
Phoenix |
AZ |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
666 |
|
2010-06-14 |
|
| 623-498
| 1 |
Phoenix |
AZ |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
666 |
|
2010-07-23 |
|
| 623-498
| 2 |
Phoenix |
AZ |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
666 |
|
2010-07-23 |
|
| 623-498
| 3 |
Phoenix |
AZ |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
666 |
|
2010-07-23 |
|
| 623-498
| 4 |
Phoenix |
AZ |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
666 |
|
2010-07-23 |
|
| 623-498
| 5 |
Phoenix |
AZ |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
666 |
|
2010-07-23 |
|
| 623-498
| 6 |
Phoenix |
AZ |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
666 |
|
2010-07-23 |
|
| 623-498
| 7 |
Phoenix |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
2010-08-06 |
|
| 623-498
| 8 |
Phoenix |
AZ |
|
630E ONVOY, LLC - AZ |
666 |
|
2010-08-14 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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