Location: I-40 and US-377, Seminole Cty A couple miles after SH-56, we’ll approach US-377/SH-99 Location: I-40 and US-377, Seminole Cty 1 mile to 377/99 Location: I-40 and US-377, Seminole Cty Exit for 377/99. The northbound routes head to Prague, while the southbound routes go to Seminole. W to OK-9A, E to OK-48 N to US-62, … Continue reading Interstate 40, OK-56 to US-377/OK-99