Local Calling Guide
Area code/prefix search
Monticello, IA
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 319-465
| A |
MNTIIACORS4 |
9631 QWEST CORPORATION |
635 |
|
|
|
| 319-465
| 0 |
|
073H TELNYX LLC |
635 |
|
2018-06-27 |
|
| 319-465
| 1 |
|
9631 QWEST CORPORATION |
635 |
|
|
|
| 319-465
| 2 |
|
9631 QWEST CORPORATION |
635 |
|
|
|
| 319-465
| 3 |
|
9631 QWEST CORPORATION |
635 |
|
|
|
| 319-465
| 4 |
|
9631 QWEST CORPORATION |
635 |
|
|
|
| 319-465
| 5 |
|
9631 QWEST CORPORATION |
635 |
|
|
|
| 319-465
| 6 |
|
9631 QWEST CORPORATION |
635 |
|
|
|
| 319-465
| 7 |
|
9631 QWEST CORPORATION |
635 |
|
|
|
| 319-465
| 9 |
|
221F ONVOY, LLC - IA |
635 |
|
2008-09-21 |
|
| 319-496
| A |
CDRRIAAX7MD |
6529 T-MOBILE USA, INC. |
635 |
|
2024-09-01 |
|
| 319-496
| 0 |
|
624H ONVOY SPECTRUM, LLC |
635 |
|
2024-12-19 |
|
| 319-496
| 1 |
|
515J IP HORIZON LLC |
635 |
|
2025-08-14 |
|
| 319-496
| 9 |
|
6529 T-MOBILE USA, INC. |
635 |
|
2024-09-01 |
|
| 319-820
| A |
CDRRIADT1MD |
9877 LEVEL 3 COMMUNICATIONS, LLC - IA |
635 |
|
|
|
| 319-820
| 0 |
|
9877 LEVEL 3 COMMUNICATIONS, LLC - IA |
635 |
|
2010-05-02 |
|
| 319-820
| 1 |
|
221F ONVOY, LLC - IA |
635 |
|
2010-12-01 |
|
| 319-820
| 2 |
|
985E BANDWIDTH.COM CLEC, LLC - IA |
635 |
|
2012-03-04 |
|
| 319-820
| 3 |
|
221F ONVOY, LLC - IA |
635 |
|
2012-12-14 |
|
| 319-820
| 4 |
|
221F ONVOY, LLC - IA |
635 |
|
2012-12-14 |
|
| 319-820
| 5 |
|
221F ONVOY, LLC - IA |
635 |
|
2021-03-07 |
|
| 319-820
| 6 |
|
221F ONVOY, LLC - IA |
635 |
|
2021-03-07 |
|
| 319-820
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
635 |
|
2017-06-13 |
|
| 319-820
| 8 |
|
221F ONVOY, LLC - IA |
635 |
|
2019-09-19 |
|
| 319-820
| 9 |
|
444G AUREON COMMUNICATIONS, LLC |
635 |
|
2023-01-06 |
|
| 319-844
| A |
CDRRIAIC2MD |
593K MCC TELEPHONY LLC |
635 |
|
|
|
| 319-844
| 0 |
|
544H INTEGRATED PATH COMMUNCATIONS, LLC - IA |
635 |
|
2018-05-14 |
|
| 319-844
| 1 |
|
593K MCC TELEPHONY LLC |
635 |
|
2010-05-15 |
|
| 319-844
| 2 |
|
9877 LEVEL 3 COMMUNICATIONS, LLC - IA |
635 |
|
2019-07-22 |
|
| 319-844
| 3 |
|
5562 METROPCS, INC. |
635 |
|
2018-08-03 |
|
| 319-844
| 4 |
|
221F ONVOY, LLC - IA |
635 |
|
2013-01-23 |
|
| 319-844
| 5 |
|
221F ONVOY, LLC - IA |
635 |
|
2013-01-23 |
|
| 319-844
| 7 |
|
221F ONVOY, LLC - IA |
635 |
|
2016-04-11 |
|
| 319-844
| 8 |
|
221F ONVOY, LLC - IA |
635 |
|
2016-04-11 |
|
Last updated: Tue, 13 Jan 2026 21:50:02 UTC
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