Isabel Pass is a gap in the eastern section of the

Alaska Range The Alaska Range is a relatively narrow, 600-mile-long (950 km) mountain range in the southcentral region of the U.S. state of Alaska, from Lake Clark at its southwest endSources differ as to the exact delineation of the Alaska Range. ThBoar ...

which serves as a corridor for the

Richardson Highway The Richardson Highway is a highway in the U.S. state of Alaska, running 368 miles (562 km) and connecting Valdez to Fairbanks. It is marked as Alaska Route 4 from Valdez to Delta Junction and as Alaska Route 2 from there to Fairbanks. It ...

about 11 miles from Paxson.

References

Mountain passes of Alaska Landforms of Copper River Census Area, Alaska {{CopperRiverAK-geo-stub