Universal Licensing System

WPNM255

NorthWestern Corporation

License details

ULS identifier1045630
Call signWPNM255
Radio serviceMG
StatusA
Grant date2018-03-22
Expiration2028-04-06
Frequency range956.28125 MHz
Locations1
Representative locationLAKEVIEW, BEAVERHEAD, MT
Coordinates44.6513056, -111.6182778
Source archivel_micro.zip
Dataset refreshed2026-08-02 02:43:28

Licensee

NameNorthWestern Corporation
Applicant typeC
FRN0012478665
LocationButte, MT
Address11 East Park Street, Butte, MT, 59701
Phone4064971000
Email[email protected]

Frequency assignments

LocationAntennaStation classAssigned MHzUpper MHzCarrier MHzOutput WERP WAltitude
11MO956.28125000
13MO956.28125000

Emission designators

LocationAntennaFrequency MHzUpper MHzEmission
11956.2812500011K0A2D
13956.281250008K85A1D

Licensed locations

LocationTypeAddressCoordinatesGround elevationStructureHeightNEPA
1TVARIOUS LOCATIONS, LAKEVIEW, BEAVERHEAD, MT44.65130556, -111.618277786.100 m overall

Antennas

LocationAntennaTypeMake / modelHeightPolarizationGain dBAzimuthRadiation centerMaximum EIRP W
11TMAXRAD (B)MAX9105(S)V7.0000360.0000
21RITRON ERT7.0000
31TCENTURION EXE-902-SMV2.1000360.0000
41RITRON ERT2.1000

Special conditions

TypeCondition code
P1035

License history

DateFile or call signAction
2024-01-01WPNM255LITRAN
2020-10-30WPNM255LIAUA
2018-03-22WPNM255LIREN
2018-01-08WPNM255LETRES
2016-05-16WPNM255LTSAPR
2016-05-14WPNM255LIAUA
2009-01-29WPNM255LIMOD
2008-12-11WPNM255LTSAPR
2008-01-31WPNM255LIREN
2008-01-14WPNM255LETRES
2007-07-31WPNM255ESCAPR
2006-05-08WPNM255LTSAPR
2006-05-06WPNM255LIAUA
2005-09-28WPNM255LIAUA
2005-09-28WPNM255LTSAPR
2005-04-07WPNM255LIASS
2005-03-16WPNM255LTSAPR
2003-09-14WPNM255LIASS
2003-08-01WPNM255LETCNS
2002-11-15WPNM255LIASS
2002-04-28WPNM255LIAUA
2002-04-18WPNM255LIAUA
2002-03-22WPNM255LIMOD
2002-02-15WPNM255LITRAN
1999-08-14WPNM255LICCNV
1998-04-06WPNM255LIISS

Sources and provenance

SourceSource recordRetrievedMatch
ULS10456302026-08-02 02:43:28Official Bulk Record
Selected field provenance
FieldDisplayed valueSourceObserved
Call SignWPNM255ULS 10456302026-08-02 02:43:28
StatusAULS 10456302026-08-02 02:43:28
ServiceMGULS 10456302026-08-02 02:43:28
Grant Date2018-03-22ULS 10456302026-08-02 02:43:28
Expiration Date2028-04-06ULS 10456302026-08-02 02:43:28