0724 is the local access STD area code for Akola, a city in the Indian State of Maharashtra. An example of the appearance of the STD area code for Akola is in the telephone number for a hotel in the city called Hotel Jasnagra.
To phone this hotel you will need to dial the Akola STD code 0724 as a prefix to the number 2410473. So the full number to contact the Hotel Jasnagra from India is 0724 2410473. If calling this number from outside India the area code 0724 will need to be preceded by the international dialling code for India which is +91. Therefore to make an international call to Hotel Jasnagra in Akola you will need to dial +91 724 2410473.
Note that in international calls the zero from the Area code to Akola is dropped, making the STD code 724.