Nairobi is 9 hours ahead of Dallas (CST) or 8 hours ahead (CDT). When it's 7:00 AM in Dallas, it's 4:00 PM in Nairobi. Kenya does not observe DST.
Dallas uses CT (Central Time) while Nairobi uses EAT (East Africa Time).
Optimal window: 5:00 AM - 9:00 AM Dallas time (2:00 PM - 6:00 PM Nairobi). Early morning calls from Dallas reach afternoon business hours in Nairobi.
Texas energy companies have growing interests in East Africa's oil and gas exploration.