Local Calling Guide
Area code/prefix search
NPA: 928
[Rate centres in NPA 928]
[Dial plan for NPA 928]
<< 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 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 928-418
| 2 |
Kingman |
AZ |
|
630E ONVOY, LLC - AZ |
666 |
|
2021-12-04 |
|
| 928-418
| 3 |
Kingman |
AZ |
|
630E ONVOY, LLC - AZ |
666 |
|
2021-12-04 |
|
| 928-418
| 4 |
Kingman |
AZ |
|
624H ONVOY SPECTRUM, LLC |
666 |
|
2021-10-25 |
|
| 928-418
| 5 |
Kingman |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
2022-02-10 |
|
| 928-418
| 6 |
Kingman |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
2022-02-10 |
|
| 928-418
| 7 |
Kingman |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
2022-02-10 |
|
| 928-418
| 8 |
Kingman |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
2021-12-11 |
|
| 928-418
| 9 |
Kingman |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
2021-10-24 |
|
| 928-419
| A |
Flagstaff |
AZ |
PHNXAZMAY0X |
425J CSC WIRELESS, LLC |
666 |
|
|
|
| 928-419
| 0 |
Flagstaff |
AZ |
|
4146 SMITH BAGLEY INC. DBA CELLULAR ONE OF NE ARIZONA |
666 |
|
2019-07-05 |
|
| 928-419
| 1 |
Flagstaff |
AZ |
|
425J CSC WIRELESS, LLC |
666 |
|
2019-07-13 |
|
| 928-419
| 2 |
Flagstaff |
AZ |
|
425J CSC WIRELESS, LLC |
666 |
|
2019-05-11 |
|
| 928-419
| 3 |
Flagstaff |
AZ |
|
321J HD CARRIER LLC |
666 |
|
2025-10-31 |
|
| 928-419
| 4 |
Flagstaff |
AZ |
|
425J CSC WIRELESS, LLC |
666 |
|
2024-08-08 |
|
| 928-419
| 5 |
Flagstaff |
AZ |
|
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
666 |
|
2021-07-31 |
|
| 928-419
| 6 |
Flagstaff |
AZ |
|
7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ |
666 |
|
2019-12-19 |
|
| 928-419
| 7 |
Flagstaff |
AZ |
|
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
666 |
|
2020-06-12 |
|
| 928-419
| 8 |
Flagstaff |
AZ |
|
073H TELNYX LLC |
666 |
|
2021-03-20 |
|
| 928-419
| 9 |
Flagstaff |
AZ |
|
4146 SMITH BAGLEY INC. DBA CELLULAR ONE OF NE ARIZONA |
666 |
|
2020-09-12 |
|
| 928-420
| A |
Prescott |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 928-420
| 0 |
Prescott |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 928-420
| 1 |
Prescott |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 928-420
| 2 |
Prescott |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 928-420
| 3 |
Prescott |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 928-420
| 4 |
Prescott |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 928-420
| 5 |
Prescott |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 928-420
| 6 |
Prescott |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 928-420
| 7 |
Prescott |
AZ |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
666 |
|
2016-02-11 |
|
| 928-420
| 8 |
Prescott |
AZ |
|
630E ONVOY, LLC - AZ |
666 |
|
2016-04-22 |
|
| 928-420
| 9 |
Prescott |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 928-421
| A |
Winslow |
AZ |
PHNXAZMAXQX |
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
|
|
| 928-421
| 0 |
Winslow |
AZ |
|
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
2014-04-27 |
|
| 928-421
| 1 |
Winslow |
AZ |
|
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
2014-04-27 |
|
| 928-421
| 2 |
Winslow |
AZ |
|
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
2015-02-19 |
|
| 928-421
| 3 |
Winslow |
AZ |
|
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
2015-02-19 |
|
| 928-421
| 4 |
Winslow |
AZ |
|
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
2015-02-19 |
|
| 928-421
| 6 |
Winslow |
AZ |
|
5562 METROPCS, INC. |
666 |
|
2016-06-17 |
|
| 928-421
| 7 |
Winslow |
AZ |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
666 |
|
2015-09-26 |
|
| 928-421
| 8 |
Winslow |
AZ |
|
630E ONVOY, LLC - AZ |
666 |
|
2016-03-14 |
|
| 928-421
| 9 |
Winslow |
AZ |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
666 |
|
2015-11-19 |
|
| 928-422
| A |
Seligman |
AZ |
PRSCAZFWDS0 |
3334 TABLE TOP TELEPHONE COMPANY |
666 |
|
|
|
| 928-423
| A |
Flagstaff |
AZ |
PHNDAZ91DS5 |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
666 |
|
|
|
| 928-423
| 0 |
Flagstaff |
AZ |
|
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
666 |
|
2021-10-26 |
|
| 928-423
| 1 |
Flagstaff |
AZ |
|
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
666 |
|
2021-10-26 |
|
| 928-423
| 2 |
Flagstaff |
AZ |
|
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
666 |
|
2021-10-26 |
|
| 928-423
| 3 |
Flagstaff |
AZ |
|
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
666 |
|
2021-10-26 |
|
| 928-423
| 4 |
Flagstaff |
AZ |
|
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
666 |
|
2021-10-26 |
|
| 928-423
| 5 |
Flagstaff |
AZ |
|
939H COMMIO, LLC |
666 |
|
2021-10-27 |
|
| 928-423
| 6 |
Flagstaff |
AZ |
|
939H COMMIO, LLC |
666 |
|
2021-10-27 |
|
| 928-423
| 7 |
Flagstaff |
AZ |
|
6529 T-MOBILE USA, INC. |
666 |
|
2021-10-27 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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