Kalba is a city situated in the Emirate of Sharjah within the United Arab Emirates. It functions as an exclave of Sharjah, geographically separated from the rest of the emirate's territory.
The city is located on the coast of the Gulf of Oman, positioned to the north of the border with Oman. A notable geographical feature near the town is Khor Kalba, which serves as an important mangrove swamp and nature reserve situated south of the city by the Omani frontier.