Highway Signs

I-15 South - Exit 102

I-15 south approaching Exit 102 - MT-43/Divide/Wisdom.

I-15 North - Exit 134

I-15 north at Exit 134 - Woodville.

I-15 North - Jefferson County

Entering Jefferson County on I-15 north.

I-15 North - Exit 134

I-15 north approaching Exit 134 - Woodville.

I-15 North - Distance Marker

Distance marker on I-15 north. Distance to Helena - State Capitol. A similar sign is located just south of Great Falls on I-15.

I-15 North/I-90 East - Exit 129

I-15 North/I-90 East approaching Exit 129 - I-15 North/Helena. Continue east on I-90 for Billings.

I-15 North/I-90 East - Exit 129

I-15 North/I-90 East approaching Exit 129 - I-15 North/Helena. Continue east on I-90 for Billings.

I-15 North/I-90 East - Exit 127A-B

I-15 North/I-90 East at Exit 127A - Harrison Ave. South. Approaching Exit 127B - Harrison Ave. North.

I-15 North/I-90 East - Exit 127A-B

I-15 North/I-90 East approaching Exit 127A-B - Harrison Ave.

I-15 North/I-90 East - Exit 126

I-15 North/I-90 East approaching Exit 126 - Montana St.

I-15 North/I-90 East - Exit 124

I-15 North/I-90 East at Exit 124 - I-115/(Butte)City Center. Continue on I-15 North/I-90 East towards Montana St. and Harrison Ave.

I-15 North/I-90 East - Exit 124

I-15 North/I-90 East at Exit 124 - I-115/(Butte)City Center. Continue on I-15 North/I-90 East to Montana St. and Harrison Ave.

I-15 North/I-90 East - Exit 124

I-15 North/I-90 East approaching Exit 124 - I-115/(Butte)City Center. Continue on I-15 North/I-90 East for Montana St. and Harrison Ave. (next two exits in Butte).

I-15/I-90 Onramp at Rocker Interchange

I-15/I-90 onramp at Rocker interchange roundabout.

I-15 North/I-90 East - Exit 122

I-15 North/I-90 East at Exit 122 - Rocker.

I-15 North - Exit 121

I-15 north at Exit 121 - I-90 West/Missoula. Use right lanes to continue on I-15 North/I-90 East/Butte.

I-15 North - Exit 121

I-15 north approaching Exit 121 - I-90 West/Missoula and I-15 North/I-90 East/Butte. I-90 East joins I-15 northbound through Butte.

I-15 North - Exit 119

I-15 north approaching Exit 119 - Hub Access/Silver Bow.

I-15 North - Exit 121

I-15 north approaching Exit 121 - I-90/Missoula/Butte.

I-15 North - Exit 116

I-15 north approaching Exit 116 - Buxton.

I-15 North - Continental Divide

I-15 North - Continental Divide - Elevation 5879. Waters north of this point flow into the Pacific Ocean, via the Columbia River.

I-15 North - Exit 111

I-15 north approaching Exit 111 - Feely

I-15 North - Exit 102

I-15 north approaching Exit 102 - MT-43/Divide/Wisdom.

I-15 North - Silver Bow County

Silver Bow County on I-15 north.

I-15 South - Exit 93

I-15 south approaching Exit 93 - Melrose

I-15 South - Exit 93

I-15 south at Exit 93 - Melrose.

I-15 South - Exit 99

I-15 south approaching Exit 99 - Moose Creek Road.

I-15 South - Exit 102

I-15 south at Exit 102 - MT-43/Divide/Wisdom.

I-15 South - Exit 102

I-15 south approaching Exit 102 - MT-43/Divide/Wisdom.

I-15 South - Exit 111

I-15 south approaching Exit 111 - Feely.

I-15 South - Deer Lodge Pass

I-15 south at Deer Lodge Pass - Elevation 5902 Feet. This is the Continental Divide. Southbound traffic enters the Missouri River drainage (via the Big Hole River, and Jefferson River). Northbound traffic enters the Columbia River drainage (via the Clark Fork, and Pend Oreille River). I-15 crosses the Continental Divide three times in Montana. Once at Monida Pass at the Idaho-Montana state line. Here at Deer Lodge Pass, and north of Butte and Elk Park Pass.

I-15 South - Exit 116

I-15 south approaching Exit 116 - Buxton.

I-15 South - Exit 119

I-15 south at Exit 119 - Hub Access/Silver Bow.

I-15 South/I-90 West - Exit 122

I-15 South/I-90 West approaching Exit 122 - Rocker.

I-15 South/I-90 West Split

I-15 South/I-90 West Split at Exit 121. Merge right for I-15 south; continue straight for I-90 west.

I-15 South/I-90 West - Exit 121

I-15 South/I-90 West at Exit 121 - I-15 South/Dillon/Idaho Falls. Continue west on I-90 for Missoula.

I-15 South/I-90 West - Exit 121

I-15 South/I-90 West approaching Exit 121. Use Exit 121 (I-15 South) for Dillon and Port of Montana Transportation Hub.

I-115 West - Butte

I-115 West/To I-15/To I-90 in Butte.

I-15 South/I-90 East - Exit 121

I-15 South/I-90 East approaching Exit 121 - I-15 South/Dillon/Idaho Falls. Continue west on I-90 for Missoula.

I-15 South/I-90 West - Exit 122

I-15 South/I-90 West at Exit 122 - Rocker. Continue south on I-15 for Idaho Falls; west on I-90 for Missoula.

I-115 West - Exit 1

I-115 west approaching Exit 1 - Excelsior Ave./Walkerville.

Begin I-115 West

Begin I-115 west, To I-90 and I-15.

BL-15 South/BL-90 West - Butte

BL-15 South/BL-90 West on Montana Ave. in Butte.

BL-15 South/BL-90 West (Montana St.) Approaching Iron St.

BL-15 South/BL-90 West (Montana St.) Approaching Iron St (BL-15/BL-90) which leads into I-115.

I-15 South/I-90 West - Exit 126

I-15 South/I-90 West at Exit 126 - Montana St.

I-15 South/I-90 West - BL-15/BL-90/MT-2 Jct

I-15 South/I-90 West offramp at BL-15/BL-90/MT-2 Jct (Harrison Ave.) in Butte. Turn right for BL-15/BL-90 to Civic Center; left for MT-2 (not signed) to State Korean Veteran Memorial and Highlands College.

I-15 South/I-90 West - BL-15/BL-90/MT-2 Jct

I-15 South/I-90 West offramp at BL-15/BL-90/MT-2 Jct (Harrison Ave.) in Butte. Turn right for BL-15/BL-90; left for MT-2 (not signed).

MT-2 South - Harrison Ave.

MT-2 shield along Harrison Ave. in Butte.

BL-15 South/BL-90 East/MT-2 South Approaching I-15/I-90

BL-15 South/BL-90 East/MT-2 South approaching I-15 North/I-90 East onramp in Butte.

I-15 South/I-90 West - Exit 127

I-15 South/I-90 West at Exit 127 - BL-15/BL-90/Harrison Blvd.

I-15 South Approaching I-90

I-15 south approaching I-90 (Exit 129) to Billings and Butte. I-15 joins I-90 westbound through Butte.

I-15 South/I-90 West - Exit 127

I-15 South/I-90 West approaching Exit 127 - BL-15/BL-90/Harrison Ave.

I-15 South at I-90

I-15 south at I-90. Use left Exit 129 for I-90 East to Billings. Use right lane for I-15 South/I-90 West to Butte. I-15 joins I-90 west through Butte.