Bank Code Verified

405-203, BSB Number for Commonwealth Bank, Modbury, SA

BSB Number: 405-203

Bank: Commonwealth Bank

Financial Institution: CST

Address: Cnr Reservoir Rd & Modbury Avenue

City: Modbury

State: SA

Postcode: 5092

System: PEHto BSB numbers:

In the vast world of banking, numbers hold the key to unlocking the mysteries of transactions and financial institutions. One such number, the BSB number, plays a significant role in Australia’s banking system.

But what exactly is a BSB number, and why is it crucial in the world of banking? In this article, we will explore the ins and outs of BSB numbers, their importance, and how they are used for identification and routing of funds.

What are BSB numbers? BSB stands for Bank State Branch, and each BSB number is a unique identifier for a particular bank branch in Australia.

Think of it as a signpost, pointing to the specific location of a bank within the vast web of the country’s financial institutions. BSB numbers consist of six digits, which may seem like a random combination of numbers at first glance.

However, each digit holds its significance and contributes to the overall identification process. Importance of BSB numbers in the banking system:

Now that we know what BSB numbers are, let’s delve into why they matter in the banking system.

BSB numbers play a vital role in ensuring the smooth functioning of transactions and the routing of funds. Here’s a look at their importance:



BSB numbers provide a unique identifier for each bank branch, allowing banks and financial institutions to differentiate between various locations. Every branch of a bank has its unique BSB number, enabling accurate identification of where funds are coming from or going to.

This identification feature helps in streamlining the transaction process and reducing the chances of errors. 2.

Routing of Funds:

BSB numbers also serve as a routing mechanism for funds within the banking system. When you initiate a transaction, whether it’s a transfer to a friend, payment of bills, or depositing funds, the BSB number ensures that the money reaches the intended destination.

This routing process ensures that funds flow seamlessly between different bank branches and accounts, regardless of the geographical distance. 3.

Efficient Transaction Processing:

Imagine a world without BSB numbers – a chaotic web of financial transactions, filled with confusion and delays. BSB numbers bring order to this chaos, allowing banks to process transactions efficiently.

When you provide the recipient’s BSB number during a transaction, it acts as a code, guiding the system to the correct destination. This smooth process saves time, eliminates errors, and ensures the funds reach their intended recipient promptly.

4. Streamlined Communication:

In addition to aiding transaction processing, BSB numbers facilitate effective communication between financial institutions.

When banks need to communicate about a specific account or transaction, they can easily identify the relevant branch using its unique BSB number. This streamlined communication ensures that queries, issues, or investigations can be handled promptly and accurately, without confusion or miscommunication.

5. Enhanced Security:

BSB numbers also contribute to the security of transactions and prevent unauthorized access to accounts.

By using BSB numbers to identify the correct branch, banks can verify the authenticity of account details and minimize the risk of fraudulent activities. This added layer of security provides peace of mind for both customers and financial institutions alike.

In conclusion, BSB numbers are a crucial component of Australia’s banking system. These unique identifiers enable the smooth operation of transactions, efficient routing of funds, streamlined communication between financial institutions, and enhanced security measures.

So, the next time you initiate a transaction or provide your BSB number, remember its importance and contribution to the seamless functioning of the banking world. Topic 3: PEH System

In addition to understanding what BSB numbers are and their importance, it is essential to explore how the PEH system relates to the provided BSB number.

The PEH system plays a significant role in the Australian banking system, and understanding its meaning and functionality will provide a more comprehensive picture of the BSB number and its usage. PEH stands for Primary Electronic Hold.

It is a system used by Australian banks to facilitate the processing of electronic payments. The PEH system handles the routing and validation of electronic funds transfers within the country.

It ensures that transactions are accurately processed and funds are securely transferred between different banks and financial institutions. So, how does the PEH system relate to the BSB number provided (405-203)?

The BSB number, along with the PEH system, serves as a combined mechanism for identifying and routing funds. When initiating an electronic payment, the BSB number acts as the initial identification code, designating the destination bank branch.

Once the BSB number directs the payment to the correct branch, the PEH system takes over and processes the transaction within that specific bank. The PEH system utilizes the BSB number provided to determine the correct bank and branch to which the funds need to be routed.

It ensures that the funds reach the intended recipient’s account accurately and securely. This seamless integration of the BSB number with the PEH system allows for efficient electronic payment processing, reducing errors and delays in fund transfer.

Topic 4: Understanding BSB number structure

Now that we have explored the significance of BSB numbers and their relationship with the PEH system, let’s dive deeper into the structure of BSB numbers. BSB numbers consist of six digits, each holding its meaning and contributing to the overall identification of a bank branch.

The BSB number structure is as follows:


A – The first digit of the BSB number indicates the state or territory of the bank branch. Each digit corresponds to a specific region within Australia, facilitating the easier identification of the branch’s geographical location.

For example, the digit 4 represents South Australia, where the given BSB number (405-203) is located. BBB – The following three digits represent the bank code.

Each bank or financial institution in Australia is assigned a unique three-digit bank code. These codes are specific to each institution and help identify the bank associated with the BSB number.

In the given BSB number (405-203), the bank code is 405, which corresponds to Commonwealth Bank. CCC – The final three digits of the BSB number represent the branch code.

This code further differentiates between multiple branches of the same bank within a particular state or territory. In the BSB number (405-203), the branch code is 203, indicating a specific branch of Commonwealth Bank located at Cnr Reservoir Rd & Modbury Avenue in Modbury, South Australia.

By breaking down the BSB number into its individual components, we can interpret its meaning in terms of state, bank, and branch identification. It allows for accurate routing of funds and ensures that transactions are processed with precision.

In conclusion, understanding the PEH system and the structure of BSB numbers provides us with a more comprehensive grasp of the intricacies involved in the banking system. The PEH system acts as a mechanism for processing electronic payments, while BSB numbers serve as vital identification and routing codes.

By decoding the structure of BSB numbers, we can decipher the state, bank, and branch associated with a particular BSB number. This knowledge enables seamless and secure fund transfers within the Australian banking system, contributing to an efficient and reliable financial landscape.

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