search for: 100e12345

Hi team, I had implementation complete customized IPPBX solution with the help on Asterisk , ARA and a2billing for billing purpose. Now only issue I come is if a customer A and B want to used similar extension rang then it's only possible with adding account-code like 100e12345 and 100e67890. But in GUI I will manage display and other features but issue come when customers want to register with Asterisk service. So customers will try 100 not 100e12345, or 100e67890. So my question is can we by pass this or any other alternative solution by which we may got solution? Any c...