Location: I-40 and SH-102, Pottawatomie Cty Reassurance shield after the 102 split. Location: I-40 and US-177, Pottawatomie Cty Some shenanigans will go down in two miles. Location: I-40 and US-177, Pottawatomie Cty In a mile, this sign oversimplifies. This is the northern terminus of US-177 which exits to head south. US-270 will also split from … Continue reading Oklahoma State Highway 3, OK-102 to I-40/US-177/US-270/OK-3E/OK-3W/OK-270