Which regions have yielded artefacts from the Harappan culture?

Afghanistan, Jammu, Baluchistan, and Gujarat

The Harappan culture, also known as the Indus Valley civilization, is identified by archaeologists as a distinct cultural group. The term "culture" refers to a collection of objects that share a distinctive style and are typically found together within a specific geographical area and time period. These objects include seals, beads, weights, stone blades, and even baked bricks. They have been discovered in various regions, spanning from Afghanistan, Jammu, Baluchistan (Pakistan), to Gujarat