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Siwan, Bihar (STD) Code 6154 Phone Numbers

The 6154 Area Code (or STD Code 6154) is located in Siwan, state of Bihar. Area Code 6154 is one of the 269 4-digit second-tier telephone area codes in India. It covers roughly 717,865 unique phone numbers and 1,393,053 individuals in City of Siwan, state of Bihar.

6154-2xxxxx BSNL and MTNL Phone Numbers

6154-3xxxxx Reliance Communications Phone Numbers

6154-4xxxxx Bharti Airtel Phone Numbers

6154-6xxxxx Tata Indicom Phone Numbers