Location: US-270 and SH-1, Pittsburg Cty Reassurance shield as US-270 picks up highways 1 and 63 as we enter Hartshorne Location: Pennsylvania Ave and 12th St, Hartshorne In downtown Hartshorne, a cool old stop light Location: US-270 and Elliott Ave, Haileyville, Pittsburg Cty As we leave Hartshorne, we’ll enter unincorporated Haileyville Location: US-270 and SH-63, … Continue reading Oklahoma State Highway 1, US-270 to OK-63