STD / ISD Codes List
Complete list of Indian STD Codes and ISD Codes
Subscriber trunk dialing codes usually known as STD codes are allotted to each city or village/town. STD Codes are of multiple type based on the size of the city. Big cities like Pune, Kolkata have 2 digit STD Codes. Tier2 cities like Kolhapur, Surat, Jalandhar have STD Codes of 3 digits.
STD Code List
Browse STD Code List by selecting the first letter of the City
Some example of STD Codes which are popularly searched:
Tier 1 cities
Pune STD code is "020"
Kolkata STD code is "33".
Tier-2 cities the STD code list:
Surat STD code is "261"
Jalandhar STD code is "181".
Other valuable information - Make sure the STD codes and the phone number are of total ten digits. For e.g.: 044-4500000 in here 4500000 is the phone number and "44" is Chennai Tamil Nadu STD code.
For two digits STD code: "0" is added before the STD code to make the phone numbers 10 digit valid numbers to call.
Tier-2 Cities in India have 3 digits STD code, so no "0" is to be added before the STD code. For e.g.: 231-5500000 in here 5500000 is the phone number and "231" is the Kolhapur STD code. As the Kolhapur Landline code consists of three digits, the zero should be omitted.