London is typically 5 hours ahead of Columbus. When it's 12:00 PM in London, it's 7:00 AM in Columbus. Both cities observe DST but on different schedules.
During DST transitions (2-3 weeks in March and November), the difference can be 4 or 6 hours. Columbus uses EST/EDT, London uses GMT/BST.
Afternoon London works best! 1:00 PM - 6:00 PM London corresponds to 8:00 AM - 1:00 PM Columbus. Good business overlap.
Columbus is Ohio's capital and one of the fastest-growing cities in the US. Home to Ohio State University and growing tech scene, it's a major test market for retail.