Local Calling Guide
Area code/prefix search
NPA: 320
[Rate centres in NPA 320]
[Dial plan for NPA 320]
NXX: 422
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 320-422
| A |
Wheaton |
MN |
STCDMNTOX3X |
184D ONVOY, LLC - MN |
626 |
|
|
|
| 320-422
| 0 |
Wheaton |
MN |
STCDMNTOXXX |
719F MCC TELEPHONY OF MINNESOTA, LLC - MN |
626 |
|
2010-05-16 |
|
| 320-422
| 1 |
Wheaton |
MN |
STCDMNTOX3X |
184D ONVOY, LLC - MN |
626 |
|
2016-05-06 |
|
| 320-422
| 2 |
Wheaton |
MN |
STCDMNTOX3X |
184D ONVOY, LLC - MN |
626 |
|
2017-11-09 |
|
| 320-422
| 3 |
Wheaton |
MN |
STCDMNTOX3X |
184D ONVOY, LLC - MN |
626 |
|
2021-03-11 |
|
| 320-422
| 4 |
Wheaton |
MN |
STCDMNTOX0X |
5256 LEVEL 3 COMMUNICATIONS, LLC - MN |
626 |
|
2023-01-20 |
|
| 320-422
| 5 |
Wheaton |
MN |
STCDMNTOX3X |
184D ONVOY, LLC - MN |
626 |
|
2021-04-07 |
|
| 320-422
| 6 |
Wheaton |
MN |
STCDMNTOXHX |
508J CENTURYLINK COMMUNICATIONS, LLC |
626 |
|
2017-06-23 |
|
| 320-422
| 7 |
Wheaton |
MN |
STCDMNTOX3X |
184D ONVOY, LLC - MN |
626 |
|
2004-06-17 |
|
| 320-422
| 8 |
Wheaton |
MN |
STCDMNTOXTX |
073H TELNYX LLC |
626 |
|
2020-07-23 |
|
| 320-422
| 9 |
Wheaton |
MN |
STCDMNTOXUX |
8405 TELEPORT COMMUNICATIONS AMERICA, LLC - MN |
626 |
|
2022-06-12 |
|
Last updated: Sun, 27 Apr 2025 12:48:38 UTC
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