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US Canada Border Crossing Guide

The Border Crossings Between the US and Canada»Washington State / Canada Border Crossings»Frontier / Paterson

Frontier / Paterson

Frontier / Paterson Border Crossing – US Highway 25, Little Sheep Creek Rd / Canadian Highway 22

  • Both the US port of Frontier and the Canadian port of Paterson are open 24 hours per day year round.
  • Be sure to review our information on the border crossing experience and required documentation if you have not been across the US / Canadian border in a while.
  • You can get customized traffic information for Washington over the phone using the 511 system. Simply dial 5-1-1 and say “traffic”. Next say the road number, such as “5,” and receive up-to-the-minute updates on the road segment you plan to use. If you cannot dial 511 on your phone you can also use the toll-free number 1-800-695-7623
  • To hear current road conditions in British Columbia you can call (800)-550-4997.
  • Port GPS coordinates – Latitude & Longitude:49.000584, -117.83172

Contact Information for the Frontier and Paterson Ports

You may use the telephone numbers below to contact the customs officials and border patrol officers who staff the ports at this border crossing.

  • Frontier U.S. Customs Office Telephone Number: (509) 732-6215
  • To contact Canadian Customs or other border services at this port call the Canadian Border Information Service (BIS) which can answer your questions or transfer you directly to the Canadian port.

Current Road Conditions in Washington and British Columbia


Current weather near the Frontier / Paterson border crossingWe have special pages showing all current road advisories for the State of Washington and the Province of British Columbia. These pages show problems such as roadway accidents, snow or ice, lane closures or blockages, construction, road restrictions, traffic problems, and roadwork around the border crossing.

Frontier and Paterson Ports of Entry Location and Traffic Map

To view Current Traffic Conditions at this border crossing, select “View Larger Map” and turn on the traffic layer.

Traffic Alerts for Northeast Washington

Below are the travel alerts issued by the Washington State Department of Transportation for Northeast Washington which includes the area around the border crossing. This reports all major accidents, weather related problems, construction and other events that may affect your travel.

MODERATE IMPACT
US 395 Both Directions - One lane of alternating traffic with pilot cars, on US 395 from milepost 213 to 223, for chip seal road work, starting at 9:30 am on July 6, 2020, until about 4:00 pm on July 16. Expect travel delays on Mondays, Tuesdays, and Wednesdays, when this work takes place. Last Updated: 7/6/2020 9:44 AM More Info
At milepost 213
MODERATE IMPACT
SR 20 Both Directions - On SR 20 between milepost 289-297 (Wauconda), Monday through Wednesday from 5 a.m. to 4:30 p.m., expect flagger controlled traffic with some delays where a crew is repairing damage from washouts. Last Updated: 7/5/2020 4:57 PM More Info
From milepost 289 to milepost 297
MODERATE IMPACT
I-90 Eastbound - The EB on-ramp to I-90 at Freya Street, MP 284 in the Spokane Valley is closed until further notice for construction, use an alternate route. Beginning at 10:50 am on June 22, 2020 until further notice. Last Updated: 6/23/2020 10:02 AM More Info
At milepost 284
MODERATE IMPACT
SR 290 Both Directions - SR 290 closed for bridge replacement starting near MP 0.5 at the Spokane River, City of Spokane, EB 290 is closed at Hamilton Street, WB 290 is closed at Iron Court, commercial vehicles are diverted to Freya Street, all other traffic can use Mission Street, beginning at 6:18 am on June 3, 2020 until further notice. Follow signed detour route and expect delays. Last Updated: 6/3/2020 8:04 AM More Info
From milepost 1 to milepost 2
MODERATE IMPACT
Indiana Av Both Directions - City of Spokane Valley: Paving on Indiana Ave between Evergreen and Sullivan Road. The Westbound on-ramp to I-90 is closed. Expect long delays, use other routes. Last Updated: 6/1/2020 9:15 AM More Info

MODERATE IMPACT
SR 231 Both Directions - Lane closure with temporary traffic signal on SR 231 MP 74.5 near US 395, just South of Chewelah, beginning at 10:45 am on January 28, 2020 until further notice. Motorists should expect delays. Last Updated: 2/1/2020 10:30 PM More Info
At milepost 74
MODERATE IMPACT
Wellesley Both Directions - The City of Spokane: Starting Wednesday, Nov. 20, contractor crews working for the Washington State Department of Transportation will begin constructing the North Spokane Corridor (NSC) Wellesley Avenue interchange. During this time, Wellesley Avenue between Market Street and Freya Street will be closed to pedestrian, bicycle and vehicular traffic. The closure and interchange work will last until the end of 2022. Please use alternate routes. Last Updated: 11/12/2019 8:53 AM More Info

MODERATE IMPACT
SR 21 Both Directions - Construction on SR 21 both directions at milepost 145.6 near W Fork Sanpoil River until further notice. Drivers will need to be alert approaching the bridge as the temporary structure is a single lane bridge with alternating traffic. Last Updated: 7/30/2019 8:42 AM More Info
At milepost 146
LOW IMPACT
Progress Rd Northbound - Spokane County: Road closed for roadway excavation, use alternate route. This project is scheduled to be completed the end of August. Last Updated: 6/20/2020 11:11 AM More Info


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